Rancocas State Park, Nature reserve in Hainesport Township, United States.

Rancocas State Park is a 1,252-acre (5.07 km2) protected area spread across Mount Laurel, Hainesport and Westampton townships in Burlington County, New Jersey. It lies near the confluence of the South and North branches of Rancocas Creek, where an extensive freshwater tidal marsh covers part of the land.

Rancocas State Park was established in 1965 and is overseen and operated by the New Jersey Division of Parks and Forestry. Its 1,252 acres span Mount Laurel, Hainesport and Westampton townships in Burlington County, protecting land near the confluence of the South and North branches of Rancocas Creek and a freshwater tidal marsh.

The nature center offers educational programs where visitors can join guided walks through different habitats and observe local wildlife. These activities help people understand how the park's wetlands and forests support the ecosystem.

Rancocas State Park lies in three separate sections within Mount Laurel, Hainesport and Westampton townships in Burlington County, near the confluence of the South and North branches of Rancocas Creek. The terrain is low, about 3 metres above sea level, and the surrounding land is largely flat. The nearest larger town is Cherry Hill, roughly 17 km to the east.

Rancocas State Park covers 1,252 acres (5.07 km²) near the confluence of the South and North branches of Rancocas Creek, where a freshwater tidal marsh meets the land. The terrain is flat, lying about 3 metres above sea level, and the nearby high point reaches 23 metres within 1.7 km.