Colusa, California Zip Codes
📍 Colusa is in Colusa County, California with 1 zip code; the most populous is 95932.
Colusa is a USPS city name in Colusa County, California with a Census population of approximately 7,789 across its ZIP codes. Colusa County as a whole has 8 ZIP codes in this directory. Below you'll find every zip code serving Colusa with population, income and home value, a map, and the city's affordability profile.
Population and demographic data sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code routing data sourced from the United States Postal Service (USPS).
All Colusa Zip Codes
Colusa at a Glance
Colusa has 1 ZIP code in this directory: 1 standard delivery ZIP. The 1 ZIP with published Census housing data cover 7,789 residents, the largest being 95932 with 7,789 people.
The median ZIP in Colusa has a household income of $62,625 and a home value of $349,400, a price-to-income ratio of 5.6, below the 6.7 California ZIP median. Median rent across these ZIPs is $1,024 a month.
62% of households in the typical Colusa ZIP own their home (statewide ZIP median 64%). 15% of adults hold a bachelor's degree, far below the 31% statewide median. The median poverty rate is 14.0%, above the 10.8% statewide ZIP median. Overall density is about 55 residents per square mile across 143 square miles of ZIP land area.
Medians are taken across the ZIP codes listed below (each ZIP weighted equally); PO Box and no-data ZIPs are excluded. Definitions on the methodology page; statewide comparisons in the 2026 California ZIP Code Affordability Report.
Colusa Zip Code Map
Interactive map of Colusa, California zip codes. Click any marker for details.