Northern Sunrise County is a municipal district in northern Alberta, Canada. Located in Census Division 17, its municipal office is located east of the Town of Peace River at the intersection of Highway 2 and Highway 688.

On July 10, 2002, the name changed from Municipal District of East Peace No. 131 to Northern Sunrise County.

In the 2021 Census of Population conducted by Statistics Canada, Northern Sunrise County had a population of 1,711 living in 658 of its 765 total private dwellings, a change of -10.9% from its 2016 population of 1,921. With a land area of 20,915.18 km² (8,075.40 sq mi), it had a population density of 0.1/km² (0.2/sq mi) in 2021.

In the 2016 Census of Population conducted by Statistics Canada, Northern Sunrise County had a population of 1,891 living in 712 of its 798 total private dwellings, a 5.6% change from its 2011 population of 1,791. With a land area of 21,150.97 km² (8,166.44 sq mi), it had a population density of 0.1/km² (0.2/sq mi) in 2016.

Northern Sunrise County's 2013 municipal census counted a population of 1,933, a -9.4% change from its 2011 municipal census population of 2,133. A shadow population count also occurred at the same time as its 2013 municipal census, which counted an additional non-permanent population of 592 for a combined 2013 population of 2,525.

Northern Sunrise County has six councilors, one for each of the following wards:

The reeve is appointed from among the elected councilors.