San Andreas Flag

San Andreas

County Seat:
Yes
Area (mi²):
10.006
State:
California

San Andreas is a CDP located in Calaveras County, California. San Andreas has a 2025 population of 2,974. It is also the county seat of Calaveras County. San Andreas is currently growing at a rate of 0.41% annually but its population has decreased by -20.25% since the most recent census, which recorded a population of 3,729 in 2020.

The average household income in San Andreas is $63,336 with a poverty rate of 35.01%.The median age in San Andreas is 56.1 years: 54.5 years for males, and 62 years for females.

3K
Total Population
297
Density (mi²)
12 0.41%
Growth

San Andreas Population

San Andreas Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of San Andreas includes 83.84% White, 5.55% other race, 3.68% Asian, and smaller percentages for Native American, Black or African American and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White2,41883.84%
Other race1605.55%
Two or more races1073.71%
Asian1063.68%
Native American682.36%
Black or African American250.87%

San Andreas Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

San Andreas' average per capita income is $37,406. Household income levels show a median of $42,231. The poverty rate stands at 35.01%.

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$51,970-
Families$50,956$72,628
Households$42,231$63,336
Non Families$20,703$32,869

$37,406

Average Income

$42,231

Median Household Income

35.01%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)