Colusa, California

Colusa, California
City of Colusa
Top: Old Colusa High School; bottom: Colusa City Hall.
Location of Colusa in Colusa County, California
Colusa, California
Location in the United States
Coordinates: 39°12′52″N 122°00′34″W / 39.21444°N 122.00944°W / 39.21444; -122.00944
CountryUnited States
StateCalifornia
CountyColusa
IncorporatedJune 16, 1868
Area
 • Total
3.42 sq mi (8.87 km2)
 • Land3.42 sq mi (8.87 km2)
 • Water0 sq mi (0.00 km2)  0%
Elevation
49 ft (15 m)
Population
 (2020)
 • Total
6,411
 • Density1,872.4/sq mi (722.93/km2)
Time zoneUTC-8 (Pacific)
 • Summer (DST)UTC-7 (PDT)
ZIP code
95932
Area code530, 837
FIPS code06-14946
GNIS feature IDs277602, 2410204
Websitewww.cityofcolusa.com

Colusa is a city in and the county seat of Colusa County, California, located in the Sacramento Valley region of the Central Valley. The population was 6,411 at the 2020 census, up from 5,971 at the 2010 census. Colusa originates from the local Coru Native American tribe, who in the 1840s lived on the opposite side of the Sacramento River.