Ridgefield National Wildlife Refuge is a National Wildlife Refuge and is overseen by the United States Fish and Wildlife Service. The refuge borders the Columbia River and is located west of the city of Ridgefield, Washington. The wildlife haven is split by Lake River. The refuge, which provides a year-round habitat and a migration stop for a variety of bird species, protects more than 5,200 acres (2,100 ha) of marshes, grasslands, and woodlands

Ridgefield is a city in northern Clark County, Washington, United States. The population was 10,319 at the time of the 2020 census, up from 4,763 in 2010, making it the fastest growing city in the state of Washington.