Colusa is a city and county seat of Colusa County, California, located in the Sacramento Valley region of the Central Valley. The population was 5,971 at the 2010 census, up from 5,402 at the 2000 census. Colusi originates from the local Coru Native American tribe, who in the 1840s lived on the opposite side of the Sacramento River.
Image: Colusa 1926 high school from NW 2
Image: Colusa, California city hall from NE 1
Colusa County Courthouse in 1908
The former Colusa Carnegie Library was built in 1906.
Colusa County, California
Colusa County is a county located in the U.S. state of California. As of the 2020 census, the population was 21,839. The county seat is Colusa. It is in the northern Sacramento Valley, northwest of the state capital, Sacramento.
Colusa County Courthouse
Letts Lake
Granville Perry Swift