Christiana Mall is a shopping mall located in Christiana, Delaware between the cities of Newark and Wilmington. The one-level, enclosed super-regional mall is situated at the intersection of Interstate 95 (exit 4A) and Delaware Route 1/Delaware Route 7 (DE 1 exit 164) near the center of the Northeast megalopolis.

Christiana Mall has three anchor stores - Macy's, JCPenney, and Target - along with Barnes & Noble as a junior anchor and Cabela's and Cinemark Theatres as outparcels. The mall contains 179 shops, and is owned and managed by GGP, a subsidiary of Brookfield Properties. It has 1,267,241 square feet (117,731 m²) of gross leasable area. Christiana Mall is the largest shopping mall in the state of Delaware. The Christiana Mall is located nearly 40 miles (64 km) southwest of Center City, Philadelphia. Due to the lack of sales tax in Delaware, the mall attracts numerous shoppers from neighboring states.

The Christiana Mall is located in an unincorporated area of northern New Castle County, Delaware near the community of Christiana between the Delaware cities of Wilmington and Newark and the larger cities of Philadelphia and Baltimore. The mall is situated southeast of an interchange between Interstate 95 and Delaware Route 1/Delaware Route 7. Access to the mall is from exit 164 of DE 1, which connects to Mall Road, the ring road around the mall. Exit 4A of I-95 provides access to southbound DE 1 and Mall Road. The trade area surrounding Christiana Mall has a population of 680,804.

Christiana Mall is served by DART First State bus routes 5, 15, 33, 51, 55, and 64 providing local bus service to Wilmington, Newark, and other points in New Castle County along with inter-county bus service along Route 301 to Dover and seasonal service along Route 305 to Lewes. All buses serving the Christiana Mall stop at the Christiana Mall Park & Ride near the former Nordstrom while routes 5, 15, and 51 also serve the bus stop near Target.

Christiana Mall contains 1,267,241 square feet (117,731 m²) of retail space and has 182 stores. The mall is anchored by JCPenney, Macy's and Target, with Barnes & Noble serving as a junior anchor and Cabela's and Cinemark Theatres serving as outparcels. The mall has smaller retailers including Apple Store, Lululemon Athletica, Barnes & Noble, and Urban Outfitters. Christiana Mall has various dining options including a food court and restaurants such as P.F. Chang's and The Cheesecake Factory.

The Christiana Mall is a popular destination for shoppers in the Delaware Valley area centered around Philadelphia while also attracting visitors from the New York, Baltimore, and Washington, D.C. areas looking for tax-free shopping. The mall attracts over 20 million visitors annually. Christiana Mall is one of the top producing malls in the United States. The Apple Store at the Christiana Mall claims to sell more iPhones than any other location in the chain. The Christiana Mall has an appraised value of over $1 billion.

Basketball player Charles Barkley's daughter, Christiana, was named after the mall. In a 2021 podcast, he explained, "...I just liked the mall."

Christiana Mall was developed in the late 1970s by The Rubin Organization and New Castle Associates to compete with the smaller Triangle Mall (later New Castle Square Mall) and Castle Mall (Pencader Plaza) a few miles away. The land that the mall was built on consisted of four family farms; the main building of the mall was the Lynam family farm, the Cabela's site and parts of I-95 was the Morgan farm, and adjacent retail developments consisted of land from the Clayville and Carroll farms.