Tekoa ( TEE-koh) is a small farming town in Whitman County, Washington, United States. The population was 778 at the 2010 census.

Based on per capita income, one of the more reliable measures of affluence, Tekoa ranks 420th of 522 areas in the state of Washington to be ranked.

The town is centered in the rolling fields of the Palouse and features the landmark Milwaukee Road Bridge, a railroad trestle, as well as the John Wayne Trail. Tekoa is also known for its historic Empire Theatre, built in 1940 in an art-deco style, that the town's citizens have lovingly restored. The town beholds few shops and even fewer restaurants to stop at while traveling the Palouse Scenic Byway (Highway 27).

Every June, the town of Tekoa holds their annual celebration, the Slippery Gulch Festival, featuring a parade, egg toss, and fireworks.