Seattle Population 2024 Comparison Sites. Ever wonder how many people live in seattle, wa and how fast that number changes? The current population of seattle, washington is 759,915 based on our projections of the latest us census estimates (released may 2024).

The most populous cities in washington are seattle with 755,078, spokane at 229,447, tacoma with 222,906, vancouver at 196,442, and bellevue with 151,574. Quickfacts provides statistics for all states and counties.