What is the capital of the State of Washington, United States?

The capital of the state of Washington, United States, is Olympia. Olympia was chosen as the capital in 1853 due to its central location within the state and its proximity to Puget Sound, which provided an essential transportation route at the time. The city has since developed into a political and cultural hub, housing the state government and various institutions. Additionally, Olympia offers a rich history, natural beauty, and vibrant community, making it a fitting choice as the capital of Washington.