Spokane Valley is a suburban city of 89,755 residents (2010 census), in Spokane County between Spokane and the Washington/Idaho border. It occupies the broad, gravelly valley of the Spokane River and was originally populated by the Spokane and Coeur d'Alene tribes.

Spokane Valley is a city in Spokane County, Washington, United States, and the largest suburb of Spokane. It is located east of Spokane, west of Coeur d'Alene, Idaho, and surrounds the city of Millwood on three sides. The city incorporated as the City of Spokane Valley on March 31, 2003.

Spokane Valley Heritage Museum is home to over 160 years of Spokane Valley history with thousands of collected artifacts, photos, archives, maps, and more!

The history of Spokane, Washington in the northwestern United States developed because Spokane Falls and its surroundings were a gathering place for numerous cultures for thousands of years.

The Spokane River carves a broad valley from east to west across the county’s midsection; beneath the surface, an equally impressive underground river, the Spokane aquifer, flows eastward from North Idaho’s Rathdrum Prairie, supplying fresh water to the nearly 430,000 residents of the county.