Colusa County, CA Demographics

The total population of Colusa County is estimated to be 21,811 with 11,112 males (50.95%) and 10,699 females (49.05%). There are 413 less females than males in Colusa County.
The median household income in Colusa County was $66,866 in 2021, which marked an a decrease of 473(0.70%) from $67,339 in 2020. This income is 89.63% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, Colusa County sees its highest median household income among householders in the age group of 25 to 44 years old, at $76,316. Overall, the median household income for the county of Colusa County stands at $66,866.
In Colusa County, the median income for all workers aged 15 years and older, regardless of work hours, was $40,838 for males and $22,475 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $54,860 for males and $40,961 for females.
In Colusa County, the demographic landscape is diverse, spanning 4 distinct racial categories among households. Among these, American Indian and Alaska Native households have the highest median household income at $98,633, while Some Other Race households represent the opposite end with the lowest median household income of $61,064.
In 2022, the population of Colusa County was 21,914, a 0.00% increase year-by-year from 2021. Previously, in 2021, Colusa County's population was 21,913, an increase of 0.25% compared to a population of 21,858 in 2020.
The median age in Colusa County, CA is 35.6, as per 2021 ACS 5-Year Estimates. Of the total population, 22.41% were under the age of 15, 20.34% aged 15 to 29, 42.69% aged 30 to 64, 11.66% aged 65 to 84, and 2.90% were 85 years of age and older.
Racial distribution of Colusa County population: 68.76% are White, 1.66% are Black or African American, 1.34% are American Indian and Alaska Native, 0.90% are Asian, 0.14% are Native Hawaiian and other Pacific Islander, 13.09% are some other race and 14.11% are multiracial.