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Seven Lakes Drive
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Seven Lakes Parkway | |
|---|---|
 Seven Lakes Drive highlighted in red (Section managed as NY 981G backed in blue, locally maintained section backed in black, and NY 987E otherwise) | |
| Route information | |
| Maintained by NYSDOT and the village of Sloatsburg | |
| Length | 17.92 mi[1][2] (28.84 km) |
| Restrictions | No commercial vehicles in state parks |
| Major junctions | |
| South end |  NY 17 in Sloatsburg |
  US 6 / Palisades Parkway in Harriman State Park | |
| North end |   US 9W / US 202 in Bear Mountain State Park |
| Location | |
| Country | United States |
| State | New York |
| Counties | Rockland, Orange |
| Highway system | |
Seven Lakes Drive is a north–south parkway located in the Hudson Valley region of New York in the United States. It extends for just under 18 miles (29 km) on a northeast–southwest alignment from an intersection with New York State Route 17 (NY 17) in the village of Sloatsburg to a junction with U.S. Route 9W (US 9W) and US 202 south of the Bear Mountain Bridge in the town of Stony Point. Most of the parkway is located in either Harriman or Bear Mountain state parks, except for a small stretch near its southern end. Ownership of Seven Lakes Drive is split between three entities, two of which are also responsible for maintenance of the road.
Sections of Seven Lakes Drive and several other roads in the park system (Tiorati Brook Road, Lake Welch Drive, and Perkins Memorial Drive), are closed for the winter from December through March.
Route description
[edit]
As its name implies, Seven Lakes Drive passes by seven lakes located at various points along the road. From south to north, the lakes are Lake Sebago and Lake Kanawauke in the towns of Haverstraw and Tuxedo; Lake Skannatati and Lake Askoti in Tuxedo; Lake Tiorati in Tuxedo and Woodbury; Silver Mine Lake in Woodbury; and Queensboro Lake in Highlands.[3][4]
The parkway is not owned by a single entity; instead, the New York State Department of Transportation (NYSDOT), the Palisades Interstate Park Commission (PIPC), and the village of Sloatsburg all own different parts of the road. In Sloatsburg, the southernmost 0.33-mile (0.53 km) from NY 17 to Waldron Terrace is state-owned and maintained as New York State Route 981G (NY 981G). Seven Lakes Drive is locally owned and maintained for another 0.44 miles (0.71 km) east to Johnsontown Road. The remaining 17.15 miles (27.60 km) is owned by PIPC and maintained by NYSDOT as New York State Route 987E (NY 987E). The NY 981G and NY 987E designations are reference routes and are unsigned.[1][2][5]
Southern Rockland County
[edit]Seven Lakes Drive begins at an intersection with NY 17 in the village of Sloatsburg. It heads northeast through the community as a two-lane residential street, crossing over the Ramapo River and intersecting a handful of residential village streets before passing under the New York State Thruway (Interstate 87). The parkway continues to run past homes on the opposite side of the Thruway overpass, where it intersects Johnsontown Road, a road that parallels Seven Lakes Drive for 1.5 miles (2.4 km) before terminating at a dead end adjacent to the parkway. Seven Lakes Drive meets a short, unnamed connector to Johnsontown Road just 0.25 miles (0.40 km) later, at which point the road begins to pass through undeveloped wooded areas on its way across Stony Brook and into Harriman State Park.[6]
Just east of the Stony Brook bridge, the Pine Meadow Trail begins on the southeast side of the parkway. The road loosely parallels Stony Brook as it heads deeper into the park and serves the Reeves Meadow Visitor Center. The center is also a trailhead for the Reeves Brook Trail which is a 3.8 mile loop trail,[7] with the Pine Meadow Trail passing the facility on its southeast side. Past the visitor center, the parallel alignments of Seven Lakes Drive and Johnsontown Road come to an end as the latter ends at a cul-de-sac adjacent to the former. The dead end serves as the trailhead for two hiking trails: the Blue Disc Trail, which starts just before the cul-de-sac; and the White Bar Trail, which begins at the cul-de-sac's northern end. Not far from this point, the Kakiat Trail crosses Seven Lakes Drive on its way toward Kakiat County Park.[3]
Continuing on, Seven Lakes Drive begins to parallel the White Bar Trail as both head to the northeast through the rugged, forested terrain of the park. Eventually, the White Bar Trail splits from the parkway and proceeds to the north while Seven Lakes Drive remains on a generally northeasterly track. Stony Brook reaches its source at Lake Sebago, the first of the seven lakes the road passes, where the Tuxedo–Mount Ivy Trail briefly follows the parkway before turning off to the east. The parkway runs along the southeastern shore of Lake Sebago for just over 1 mile (1.6 km), passing a lakeside parking area and a ski trail. Past the lake, Seven Lakes Drive makes a slight turn to the north before intersecting with the Lake Welch Parkway by way of an elongated traffic circle. The road reverts to a northeasterly routing past the junction, briefly paralleling the Rockland–Orange county line as it runs past Lake Kanawauke's southeastern edge. Seven Lakes Drive crosses the county line near the lake's midpoint.[3]
Orange and northern Rockland counties
[edit]
The parkway continues to follow Lake Kanawauke to Kanawauke Circle, where it intersects with County Route 106 (CR 106),[4] formerly part of NY 210.[8] Not far from the junction, Seven Lakes Drive passes two more lakes, Lake Skannatati to the west and Lake Askoti to the east, as it slowly curves to the north. The parkway crosses the Long Path near Lake Skannatati and connects to a parking area near Lake Askoti. Another trail, the Red Cross Trail, traverses Seven Lakes Drive at the northern end of Lake Askoti. About a half-mile (0.8 km) north of Lake Askoti is Lake Tiorati, located along the eastern edge of the road. As the parkway runs past the lake, it turns back to the northeast and eventually reaches Tiorati Circle at the northern tip of the lake. The junction serves as the east end of Arden Valley Road, the west end of Tiorati Brook Road, and the trailhead of the Lake Tiorati Trail.[4]
Seven Lakes Drive continues northeast from the circle, intersecting with several trails, including the Ramapo–Dunderberg Trail and the Appalachian Trail. A crossing of the Menomine Trail follows as the parkway turns to the east. The Menomine Trail follows Seven Lakes Drive for a short distance to nearby Silver Mine Lake on the south edge of the road. The Silver Mine Ski Road, a trail paralleling most of the lake, meets the parkway at the eastern lakeshore. From here, the road parallels Queensboro Brook for roughly 1 mile (1.6 km) to reach the Long Mountain Roundabout adjacent to Queensboro Lake, the last of the seven lakes from south to north. Here, Seven Lakes Drive directly intersects US 6 and indirectly connects to the nearby Palisades Interstate Parkway (PIP) by way of ramps leading away from the circle. Seven Lakes Drive follows US 6 through the circle, joining the route as both roads merge onto the PIP.[4]
The overlap with both US 6 and the PIP lasts for just 0.2 miles (0.32 km) as Seven Lakes Drive leaves the PIP at the next junction, a trumpet interchange southwest of Bear Mountain. Seven Lakes Drive heads eastward from the interchange as a two-lane surface road, running along the southern base of the large mountain as it intersects with several trails and passes seamlessly into the adjacent Bear Mountain State Park. Just east of the park boundary, the parkway crosses the county line once again, re-entering Rockland County near its northernmost point. At the southeastern edge of Bear Mountain, Seven Lakes Drive begins to descend a series of switchbacks as it enters the Hudson River valley. The road gradually makes its way to the western edge of the river, where it ends at an intersection with US 9W and US 202 due east of Bear Mountain's and just south of the Bear Mountain Bridge.[4]
History
[edit]
The origins of Seven Lakes Drive date as far back as the 1920s, by which time the basis for the modern road was in place from the southern tip of Lake Kanawauke to the banks of the Hudson River.[9][10] At its south end, the parkway connected to Johnstown Road,[11] which continued southwest to Sloatsburg[12] and northeast to Lake Welch.[11] The section of Johnstown Road southwest of this point was also known as Stony Brook Drive,[13] named for its proximity to Stony Brook, a tributary of the Ramapo River.[12] Stony Brook and Seven Lakes drives were renamed Seven Lakes Parkway c. 1962.[14][15] Although the road's name has since reverted to Seven Lakes Drive, the Seven Lakes Parkway name is still used by NYSDOT for the section owned by PIPC and designated NY 987E.[5]
In 1960, the state of New York made plans to construct a 7-mile (11 km) extension of Seven Lakes Drive leading southwest from Kanawauke Circle to Sloatsburg.[16] As planned, it would be built in the then-Stony Brook Drive corridor as a straighter alternative to the original parkway.[17] The new road was completed in 1962,[13] lessening or eliminating several curves that existed in the old route. Most of what was originally Stony Brook Drive was dismantled as part of the route's construction;[15][18] however, a 1.5-mile (2.4 km) section near Sloatsburg was left intact and renamed Johnsontown Road.[13] The road only connects to Seven Lakes Drive at its west end; the east end of the parkway is at a cul-de-sac adjacent to where Seven Lakes Drive merges into Stony Brook Drive's old right-of-way.[6] The 0.91-mile (1.46 km) portion of Johnsontown Road outside of the Sloatsburg village limits is now maintained by Rockland County as CR 97.[19]
Major intersections
[edit]| County | Location | mi[1][2] | km | Exit | Destinations | Notes |
|---|---|---|---|---|---|---|
| Rockland | Sloatsburg | 0.00 | 0.00 | NY 17 (Orange Turnpike) | Southern terminus | |
| Harriman State Park | 5.33 | 8.58 |       Lake Welch Parkway south to CR 106 east / Palisades Parkway south – Lake Welch Beach | Modified roundabout; northern terminus of Lake Welch Parkway; Lake Welch Parkway signed as Lake Welch Drive | ||
| Orange | 7.03 | 11.31 | Kanawauke Road to St. Johns Road – Stony Point, Lake Welch Beach, Lake Kanawauke, Sterling Forest | Kanawauke Circle; former CR 106 | ||
| 10.34 | 16.64 |     Arden Valley Road west / Tiorati Brook Road east | Tiorati Circle; eastern terminus of Arden Valley Road; western terminus of Tiorati Brook Road | |||
| 13.91 | 22.39 | Southern end of freeway section | ||||
| 18 |       US 6 west / Palisades Parkway south to I-87 Toll / New York Thruway / NY 17 – New York City, New Jersey, Central Valley | Long Mountain Circle; southern end of US 6/Palisades Parkway concurrency | ||||
| Bear Mountain State Park | 14.51 | 23.35 | 19 |   US 6 east / Palisades Parkway north – Bear Mountain Bridge | Northern end of US 6/Palisades Parkway concurrency | |
| Northern end of freeway section | ||||||
| Rockland | 17.45 | 28.08 |  To US 9W south / US 202 west – Stony Point, Rockland Lake | Access via South Entrance Road | ||
| 17.92 | 28.84 |  US 9W north / US 202 east – Bear Mountain Bridge | Northern terminus | |||
1.000 mi = 1.609 km; 1.000 km = 0.621 mi
| ||||||
See also
[edit]References
[edit]- ^ a b c "Orange County Inventory Listing" (CSV). New York State Department of Transportation. September 19, 2011. Retrieved April 22, 2012.
- ^ a b c "Rockland County Inventory Listing" (CSV). New York State Department of Transportation. September 19, 2011. Retrieved April 22, 2012.
- ^ a b c Harriman–Bear Mountain Trail Maps – Map 3 (Map). New York–New Jersey Trail Conference. 2005.
- ^ a b c d e Harriman–Bear Mountain Trail Maps – Map 4 (Map). New York–New Jersey Trail Conference. 2005.
- ^ a b New York State Department of Transportation (January 2012). Official Description of Highway Touring Routes, Bicycling Touring Routes, Scenic Byways, & Commemorative/Memorial Designations in New York State (PDF). Retrieved April 22, 2012.
- ^ a b "overview map of Seven Lakes Drive in Sloatsburg" (Map). Google Maps. Retrieved December 29, 2007.
- ^ Gershfeld, Vitaliy (July 12, 2021). "How to Hike The Reeves Brook Loop Trail For Beginners". The Nature Seeker. Retrieved November 29, 2023.
- ^ New York (Map). Cartography by General Drafting. Exxon. 1979.
- ^ Official Map Showing State Highways and other important roads (Map). Cartography by Rand McNally and Company. State of New York Department of Public Works. 1926.
- ^ New York in Soconyland (Map). Cartography by General Drafting. Standard Oil Company of New York. 1929.
- ^ a b Thiells Quadrangle – New York (Map). 1:24,000. 7.5 Minute Series (Topographic). United States Geological Survey. 1955. Retrieved April 22, 2012.
- ^ a b Sloatsburg Quadrangle – New York–New Jersey (Map). 1:24,000. 7.5 Minute Series (Topographic). United States Geological Survey. 1955. Retrieved April 22, 2012.
- ^ a b c Myles, William J. (1999). Harriman Trails, A Guide and History. New York, NY: The New York-New Jersey Trail Conference.
- ^ New York and Metropolitan New York (Map) (1961–62 ed.). Cartography by H.M. Gousha Company. Sunoco. 1961.
- ^ a b New York with Sight-Seeing Guide (Map) (1962 ed.). Cartography by General Drafting. Esso. 1962.
- ^ "Local Bridge, Thruway, Arterial Road Projects on State Public Works Agenda". Newburgh–Beacon News. April 8, 1960. p. 1. Retrieved April 22, 2012.
- ^ "State Gets Low Bid On Parkway". The Evening News. Newburgh, NY. Gannett News Service. March 30, 1961. p. 3A. Retrieved April 22, 2012.
- ^ New York (Map) (1969–70 ed.). Cartography by General Drafting. Esso. 1968.
- ^ "County Roads Listing – Rockland County" (PDF). New York State Department of Transportation. July 26, 2011. Retrieved April 22, 2012.
External links
[edit]
Media related to Seven Lakes Drive at Wikimedia Commons
Seven Lakes Drive
View on GrokipediaRoute description
Southern Rockland County
Seven Lakes Drive begins at its southern terminus at an intersection with NY 17 (the Quickway) in the village of Sloatsburg, Rockland County, where the route is marked by the mile 0.00 reference point.[2] From this starting point, the road proceeds northeast as a two-lane, undivided local roadway through a mix of residential and wooded areas, initially designated and signed as Seven Lakes Road in state documentation.[6] It passes under the New York State Thruway (I-87) without direct access, maintaining its path amid the gently rolling terrain characteristic of southern Rockland County's landscape.[2] As it advances, the route transitions into the southwestern edge of Harriman State Park, entering the park's expansive 46,000-acre expanse of dense hardwood forests, rocky outcrops, and streams. The roadway winds through thickly wooded surroundings, providing early glimpses of the park's natural features before approaching Lake Sebago, the first of the seven lakes along the drive.[7] Lake Sebago, a 310-acre body of water, lies to the north of the road, framed by the park's hilly terrain and evergreen stands that enhance the scenic quality of this entry segment.[8] This initial portion in southern Rockland County measures approximately 3 miles, culminating at the county line where the route crosses into Orange County and fully assumes the parkway designation.[2] Throughout, the undivided design emphasizes the drive's role as a scenic connector, with minimal development allowing for an immersive experience of the surrounding natural environment.[2]Central Orange County
In central Orange County, Seven Lakes Drive traverses the core of Harriman State Park for approximately 10 miles as an undivided two-lane parkway without shoulders, designed to blend seamlessly with the surrounding wilderness and limit traffic to enhance scenic enjoyment.[2] The route curves gracefully around a series of glacial lakes, showcasing the park's rugged highland terrain with elevation fluctuations up to 1,000 feet across forested hills dominated by oak, hickory, and hemlock trees.[9] These changes create dramatic vistas, including pull-off viewpoints overlooking shimmering waters and rocky outcrops, while the road's winding path follows natural contours to minimize environmental impact. Entering the park's denser lake district, the drive first skirts the eastern edge of Lake Kanawauke, a 81-acre reservoir at 827 feet elevation that functions as a vital water supply source with a 4.4-mile shoreline supporting wetland habitats for fish and migratory birds.[10] Continuing northeast, it passes Lake Skannatati on the left—a compact 36-acre body at 889 feet deep to 21 feet, known for its clear waters and ecological role in sustaining local trout and bass populations amid surrounding marshes.[11] Immediately adjacent on the right lies Lake Askoti, spanning 43 acres at 912 feet elevation with a 1.2-mile shoreline and average depth of 15 feet, featuring shallow bays that foster diverse aquatic vegetation and serve as a habitat for perch and pickerel.[12] The pathway then junctions with Lake Welch Parkway, branching east to provide access to Lake Welch and further recreational areas like beaches and trails.[13] As it approaches Lake Tiorati—the segment's largest lake at 292 acres, 1,033 feet elevation, and up to 62 feet deep—the road offers expansive views of this man-made basin created from dredged swampland, which now supports a rich fishery including largemouth bass and bluegills along its 4.8-mile shoreline.[14] Here, an intersection with Arden Valley Road connects to western park entrances, allowing explorers to venture into additional highland routes.[2] Throughout, the undivided design and lack of shoulders emphasize the parkway's role in immersive nature travel, with dense woodlands framing the lakes and occasional clearings revealing the undulating topography.Northern Rockland County
The northern segment of Seven Lakes Drive re-enters Rockland County and winds through Bear Mountain State Park for approximately 5 miles, marking the conclusion of the parkway's journey across the Hudson Highlands. This section passes Silvermine Lake, a serene body of water accessible via nearby trails and a dedicated parking area, followed by the smaller Queensboro Lake, which resembles a pond-like feature amid forested terrain. As the final installment in the route's passage by the seven lakes—preceded by those in the central Orange County portion—the drive here emphasizes proximity to the park's eastern boundary, with expansive views opening toward the Hudson River as elevations begin to descend.[15][16][17] The terrain features gentle descending grades, curving through wooded hillsides that provide a tranquil contrast to the more undulating central stretches, while maintaining the parkway's signature scenic character. A key junction occurs with Perkins Memorial Drive, a winding road that branches off to ascend the slopes of Bear Mountain itself, offering visitors an optional detour to the summit for panoramic vistas. Picnic areas unique to this endpoint, such as those near Hessian Lake and the Silvermine site, include facilities with tables, grills, and open spaces for day-use recreation, enhancing the area's appeal for short stops before the route's end.[2][18][19] The segment culminates at mile marker 17.92 in a partial cloverleaf interchange with US 9W and US 202, positioned just south of the iconic Bear Mountain Bridge spanning the Hudson. This northeastern terminus integrates seamlessly with regional roadways, facilitating connections to nearby attractions like the bridge and riverfront while preserving the parkway's restricted-access design through the park.[2]History
Origins and early construction
The Palisades Interstate Park Commission, established in 1900 through an interstate compact between New York and New Jersey, conceptualized Seven Lakes Drive in the early 1910s as part of broader efforts to develop accessible recreational parklands amid growing urbanization. The initiative aimed to connect densely populated areas near New York City to the natural landscapes of the Hudson Highlands, drawing inspiration from the contemporary parkway movement that emphasized scenic drives blending transportation with leisure and conservation. This planning aligned with the commission's mandate to preserve and enhance public access to cliffside and inland areas, including the recently formed Harriman State Park.[20][21] Construction commenced in 1913 under the supervision of Major William A. Welch, the commission's chief engineer and general manager, beginning at the northern terminus near Bear Mountain and progressing southward through Harriman State Park. The route traversed approximately 14 miles of rugged terrain, utilizing lands acquired between 1909 and 1910 via a major donation from Mary Harriman, widow of railroad magnate Edward Henry Harriman, who contributed 10,000 acres and $1 million to establish the park and prevent its conversion into a state prison site. The project, completed by 1914, marked one of the commission's earliest major infrastructure efforts to integrate roadways with the park's emerging recreational features.[22][23][24] Funding for the parkway derived from state appropriations to the Palisades Interstate Park Commission, supplemented by the Harriman family's philanthropic contributions that underpinned the overall park development. The road's name originated from its passage alongside seven lakes—both natural and artificially impounded—created or enhanced during the park's formative years to serve dual purposes of water supply for nearby communities and aesthetic enhancement of the landscape for visitors. These water bodies, including Lakes Tiorati, Welch, and Sebago, were integral to the commission's vision of a harmonious blend of utility and beauty in public park design.[23][2]Mid-20th century extensions
In the early 1960s, amid a surge in regional tourism following World War II, Seven Lakes Drive underwent a significant southward extension to enhance connectivity within Harriman State Park and beyond. The project, completed in 1962, extended the route from its original southern terminus at the Orange Turnpike (County Route 19) to a new endpoint at the intersection with New York State Route 17 (NY 17) in the village of Sloatsburg, adding 3.66 miles and increasing the parkway's total length to 17.92 miles.[25][2] The extension's construction outside the park's boundaries was managed by the New York State Department of Transportation (NYSDOT), which incorporated a modified trumpet interchange at the NY 17 junction to facilitate smoother traffic flow.[26] This segment aligned with broader post-war infrastructure efforts to support the growing New York State Thruway system nearby, which had seen phased openings since the 1950s and boosted access for visitors from urban areas.[27] Concurrently, around 1962, the roadway (along with Stony Brook Drive) was officially renamed Seven Lakes Parkway, reflecting its evolving role as a scenic connector; the name later reverted to Seven Lakes Drive. However, the NYSDOT's internal reference route designation, NY 987E (part of NY 981G–987E), retained the "Seven Lakes Parkway" nomenclature.[28] These changes addressed the doubling of state park visitation from 14 million in 1946 to over 27 million by 1959, driven by affordable family recreation and expanded amenities like beaches and trails in Harriman State Park.[27]Design and operations
Parkway features
Seven Lakes Drive is a limited-access scenic parkway featuring a uniform two-lane undivided design throughout its approximately 18-mile length, with asphalt surfacing that harmonizes with the surrounding natural environment.[2] This configuration prioritizes recreational access while limiting through-traffic to preserve the parkway's aesthetic and ecological integrity. Ownership is divided among state, local, and interstate park authorities. The southern segment from NY 17 to Waldron Terrace in Sloatsburg is designated as New York State Route 981G and maintained by the New York State Department of Transportation.[29] The portion within Sloatsburg village limits falls under local jurisdiction. The majority of the route, traversing Harriman and Bear Mountain State Parks, is owned and maintained by the Palisades Interstate Park Commission, as evidenced by its bridges and infrastructure.[30][31] Key engineering elements include multiple bridges spanning streams and reservoirs to facilitate passage without disrupting watercourses, such as the concrete rigid frame Stony Brook bridge (built 1953) in Sloatsburg and the steel girder Askoti Dam bridge (rebuilt 2011) in Tuxedo.[30][31] The roadway's elevation rises from roughly 300 feet near Sloatsburg to over 1,000 feet in the northern reaches, offering dynamic views of the Hudson Highlands terrain. It integrates seamlessly with the parks' trail network, providing direct access points to over 200 miles of hiking paths.[32] Commercial vehicles are prohibited on park roads, including Seven Lakes Drive within state park boundaries, reinforcing the parkway's focus on leisure and environmental preservation.[33]Access restrictions and maintenance
The park sections of Seven Lakes Drive within Harriman and Bear Mountain State Parks are generally open year-round but may experience temporary closures during periods of significant snow and ice accumulation due to safety risks and limited plowing capabilities.[34] During such events, gates may be installed at the Sloatsburg entrance in the south and the Bear Mountain end in the north to restrict vehicular access, allowing only pedestrian and non-motorized use where feasible, while the road receives limited winter maintenance and may close additionally during inclement weather.[35] Commercial vehicles, including trucks exceeding 5 tons, are banned on Seven Lakes Drive within Harriman and Bear Mountain Parks to protect the scenic and environmental integrity of the route and ensure pedestrian safety.[36] This restriction is enforced through prominent signage at entry points and regular patrols by the Palisades Interstate Park Police, with violations subject to fines and vehicle impoundment under park regulations.[36] Maintenance of Seven Lakes Drive is primarily handled by the Palisades Interstate Park Commission (PIPC), which oversees routine tasks such as leaf removal in fall to enhance tourism visibility and safety, pothole repairs throughout the year, and overall roadway preservation in the park sections.[20] For the southern stub in Rockland County, the PIPC coordinates with the New York State Department of Transportation (NYSDOT) for shared responsibilities, including paving and structural improvements.[37] Post-2023, Bear Mountain State Park has faced climate change challenges, including storm damage from events like the July 2023 tropical storm that closed the park for two months, raising concerns about infrastructure resilience, though no major policy changes for Seven Lakes Drive have been implemented as of 2025.[38] The PIPC emphasizes eco-friendly practices, including limited lighting along the drive to minimize light pollution and support wildlife habitats.[36]Connections
Major intersections
Seven Lakes Drive, as a parkway, lacks full interchanges and instead connects via at-grade intersections, traffic circles, and partial ramp systems to preserve its scenic and restricted-access character.[2] The primary junctions facilitate access to state parks and connecting highways while sequencing from south to north over approximately 18 miles.[2]| Location | Intersecting Routes | Junction Type | Notes |
|---|---|---|---|
| Sloatsburg | NY 17 (accessed via Exit 15A from I-87) | At-grade intersection | Southern terminus; direct right turn from NY 17 eastbound after Thruway ramp.[39][2] |
| Harriman State Park (near Lake Welch) | Lake Welch Parkway | Elongated traffic circle | Provides access to Lake Welch Beach and eastern park areas; partial ramps to Palisades Parkway via the parkway.[13] |
| Harriman State Park (Tiorati Circle) | Arden Valley Road / Tiorati Brook Road | Traffic circle | Connects to western park trails and NY 17; serves as a key access point for hikers.[6] |
| Northern Harriman State Park | US 6 / Palisades Interstate Parkway (Exit 19) | Traffic circle with partial multiplexing | Brief overlap with Palisades Parkway northbound; allows transition to US 6 west or parkway ramps.[6][40] |
| Bear Mountain State Park | US 9W / US 202 (near Bear Mountain Bridge) | At-grade intersection with traffic circle (southbound) | Northern terminus; signalized for northbound US 9W/US 202, circle for southbound access.[6][2] |