About Brush Prairie, WA
Brush Prairie is located southwest of the center of Clark County. It is bordered by Meadow Glade and Battle Ground to the north, Hockinson to the east, Orchards and Five Corners to the south, and Barberton to the west. Washington State Route 503 passes through the community, leading north 4 miles to the center of Battle Ground and south 5 miles to the start of the SR 500 freeway at the northern border of Vancouver.
According to the United States Census Bureau, the Brush Prairie CDP has a total area of 7.8 square miles, all of it land.
A post office called Brush Prairie has been in operation since 1871. The community was named by Elmarine Jane Bowman for a brushy prairie and swamp on her father’s homestead.