Equality Colony was a United States socialist colony founded in Skagit County, Washington by a political organization known as the Brotherhood of the Cooperative Commonwealth in 1897. It was meant to serve as a model which would convert the rest of Washington and later the entire continent to socialism.

Skagit County is a county in the U.S. state of Washington. As of the 2020 census, the population was 129,523. The county seat and largest city is Mount Vernon. The county was formed in 1883 from Whatcom County and is named for the Skagit Indian tribe, which has been indigenous to the area prior to European-American settlement.