Colusa, California Demographics & Population 2026
During the 2020–2024 ACS period, Colusa, California had a total population of 6,505, the 600th largest city in California, with a median household income of $71,250, which is 28% lower than the state average. The poverty rate is 18.1%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Unemployment rate of 10.3% is notably above the national average.
Colusa Quick Facts
How Colusa Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 6,439 | 6,505 | +1.0% |
| Median household income | $68,750 | $71,250 | +3.6% |
| Median home value | $357,400 | $375,000 | +4.9% |
How Colusa Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
Moderate diversity with one or two groups making up the majority.
State average: 70 | National average: 61
Education
Educational Attainment (Adults 25+)
Colusa Rankings in California
Explore California Rankings
Other Cities in Colusa County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Williams | 5,585 | $90,761 | 9.3% | $370,000 |
| Arbuckle | 3,093 | $86,942 | 3.4% | $394,100 |
| Maxwell | 1,245 | $67,768 | 20.5% | $281,900 |
| College City | 557 | $67,206 | 0.0% | $453,600 |
| Princeton | 365 | $53,750 | 3.0% | $295,800 |
| Grimes | 280 | N/A | 42.1% | N/A |
| Lodoga | 259 | $63,333 | 11.6% | $193,800 |
| Stonyford | 111 | N/A | 48.6% | $68,200 |
Cities Similar to Colusa
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| El Rio | 6,368 | $72,598 | $638,300 | 12.3% | 20.1% |
| Cherry Valley | 6,668 | $76,895 | $408,000 | 19.9% | 13.2% |
| Lemoore Station | 6,175 | $69,243 | N/A | 23.2% | 9.4% |
| Desert Palms | 6,579 | $79,792 | $567,400 | 46.3% | 9.6% |
| Mira Monte | 6,888 | $72,879 | $812,200 | 42.6% | 16.3% |
Population Overview
Colusa is a small city located in California, within Colusa County. The total population is 6,505. It ranks as the 600th most populous out of 1,570 Census-designated places in California.
Age Demographics
The median age in Colusa is 38.1 years. This is about the same as the state median of 37.9 years. With 30.2% of the population under 18, Colusa has a notably young demographic profile, suggesting a family-oriented community.
Economy, Income & Housing
The median household income in Colusa is $71,250. This is 28% lower than the state median of $99,122. It is also 12% lower than the national median of $80,734. The poverty rate stands at 18.1%. This is 51% higher than the state poverty rate of 12.0%. The unemployment rate is 10.3%. This is 56% higher than the state rate of 6.6%. The median home value is $375,000. Housing costs are 49% lower than the state median of $734,700. The home-value-to-income ratio is 5.3x. 59.9% of occupied housing units are owner-occupied. This homeownership rate is 7% higher than the state average of 55.9%.
Race & Ethnicity
The largest racial or ethnic group in Colusa is Hispanic or Latino, making up 57.2% of the population. White (non-Hispanic) residents account for 36.3%. The Black or African American population (1.6%) is well below the state average of 5.2%. The Asian population (1.4%) is well below the state average of 15.3%.
Education
15.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 57% lower than the state rate of 37.1%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 77.5%.
Data Sources & Methodology
All demographic data for Colusa, California is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against California state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,570 Census-designated places in California. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Colusa, California?
Colusa, California has a population of 6,505 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Colusa, CA?
The median household income in Colusa is $71,250, which is 12% lower than the national median of $80,734.
What is the poverty rate in Colusa, CA?
The poverty rate in Colusa is 18.1%. This means approximately 1,148 residents live below the federal poverty line.
What is the racial makeup of Colusa, California?
Colusa's population is 36.3% White, 1.6% Black, 57.2% Hispanic/Latino, and 1.4% Asian.
What is the median home value in Colusa, CA?
The median home value in Colusa is $375,000. The home-value-to-income ratio is 5.3x.
How educated is Colusa, California?
15.8% of adults (25+) in Colusa hold a bachelor's degree or higher, and 5.0% hold a graduate or professional degree.