Tumwater's Henderson House Museum
- Built in 1905 by a local firm, the Olympia Manufacturing and Building Company for William Naumann, a Brewmaster with images and general information.
- http://www.ci.tumwater.wa.us/historicalhendersonhouse.htm

Rothschild House - Historic Home Museum
- Built in 1868 by D.C.H. Rothschild, or the Baron as he became universally known with information on the history, gardens, and tours located at Port Townsend.
- http://www.jchsmuseum.org/Rothschild/house.html

Bigelow House Museum
- It was built c. 1860 by pioneer lawyer Daniel R. Bigelow and his schoolteacher wife, Ann Elizabeth White Bigelow, with images, directions, history, and events located at Olympia.
- http://www.bigelowhouse.org/