Anderson Field (FAA LID: S97) is a municipally-owned, public-use airport located about 3.5 miles (around 6 km) east of the central business district of Brewster, a town in Okanogan County, Washington, United States.

[1] Anderson Field covers an area of 64 acres (26 ha) at an elevation of 914 feet (279 m) above mean sea level.

It has one asphalt paved runway designated 7/25 which measures 4,000 by 60 feet (1,219 x 18 m).

For the 12-month period ending December 30, 2012, the airport had 25,000 general aviation aircraft operations, an average of over 50 per day.

[1] A fleet of Sikorsky S-58 helicopters is based at the airport.