With 6,505 people, Colusa is a city in California. Four-year degrees are less common here than nationally, at 16% of adults. That trails the California median by roughly 28%. 24% of residents were born outside the United States. The population is up 20% since 2000. Density works out to 1,492 people per square mile.
At a glance
Lower income
median household income $71,250, below the US median
US median: $82,259
Mid-age
median age 38.1
US median: 38.9
Less educated
16% hold a bachelor's degree
US average: 36%
Less affordable
home values up 81%, inflation adjusted
US median home: $376,019
Unique to this place
What stands out about Colusa
What changed most since 1990
Hispanic share31.0% → 57.2%(+26.2 pts)US over the same years: +9.9 pts
Median home value (2024 dollars)$167,765 → $375,000(+124%)US over the same years: +67%
White share62.9% → 36.3%(−26.6 pts)US over the same years: −17.8 pts
Its weight in Colusa County
Colusa's population equals 30% of Colusa County's. Its number of households without a car equals 53% of the county's. Its number of residents living in poverty equals 47% of the county's.
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans
Veterans by period of service, 2024
Gulf War (2001 or later)12.2%(33)
US avg: 26.4%
Gulf War (1990s)20.7%(56)
US avg: 24.3%
Vietnam era38%(103)
US avg: 33.1%
Korean War8.5%(23)
US avg: 4.5%
World War II0%(0)
US avg: 1%
Share of the 271 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Over time
Colusa, decade by decade
Colusa population, inflation-adjusted income and home value, education, and diversity by year
Year
Population
Median household income
Median home value
Bachelor's degree+
Diversity score
1990
4,934
$60,527
$167,765
15.0%
63.3
2000
5,402
$64,213
$207,122
13.6%
68.2
2010
5,971
$68,470
$345,832
9.6%
68.1
2020
6,411
$66,183
$305,070
16.0%
67.3
2024
6,505
$71,250
$375,000
15.8%
67.5
Census years come from the decennial census and the latest year from the American Community Survey, so part of any change between those two rows can reflect the different surveys. Dollar figures are adjusted for inflation to 2024 dollars; a figure ending in "+" was at the Census Bureau's reporting cap that year. The diversity score runs from 0 to 100; see how it's calculated.
