Tukwila (/tʌkˈwɪlə/ tuk-WIL-ə)[5] is a suburban city in King County, Washington, United States, located immediately to the south of Seattle. The population was 19,107 at the 2010 census and an estimated 20,347 in 2019.

Tukwila is a community of communities, with residents of many diverse origins living in the city. A large commercial center draws workers and consumers to the city daily; industry thrives with the confluence of rivers, freeways, railroads, and Seattle–Tacoma International Airport.

The earliest people in Tukwila were the Duwamish, who made their homes along the Black and Duwamish rivers. The name “Tukwila” is the Chinook Jargon word for “nut” or “hazelnut”, referring to the hazelnut trees that grew in the area. The Duwamish lived in cedar longhouses, hunted and fished, picked wild berries, and used the river for trade with neighboring peoples.