Columbia

County:: Tuolumne County
County Seat:: No
Area (mi²):: 5.961
State:: California

Columbia is a CDP located in Tuolumne County, California. Columbia has a 2025 population of 2,475. Columbia is currently growing at a rate of 0.49% annually and its population has increased by 18.65% since the most recent census, which recorded a population of 2,086 in 2020.

The average household income in Columbia is $73,298 with a poverty rate of 14.64%.The median age in Columbia is 49.2 years: 41 years for males, and 51.8 years for females.

Demographics

The racial composition of Columbia includes 80.26% White, 4.84% other race, 3.36% Asian, and smaller percentages for Black or African American, Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	2,123	80.26%
Two or more races	276	10.43%
Other race	128	4.84%
Asian	89	3.36%
Black or African American	18	0.68%
Native American	11	0.42%

Columbia Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Columbia's average per capita income is $35,946. Household income levels show a median of $57,647. The poverty rate stands at 14.64%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$99,028	-
Families	$68,672	$89,797
Households	$57,647	$73,298
Non Families	$19,531	$32,438

$35,946

Average Income

$57,647

Median Household Income

14.64%

Poverty Rate