Alamo Flag

Alamo

County Seat:
No
Area (mi²):
9.816
State:
California

Alamo is a CDP located in Contra Costa County, California. Alamo has a 2025 population of 14,301. Alamo is currently declining at a rate of -0.13% annually but its population has increased by 3.15% since the most recent census, which recorded a population of 13,864 in 2020.

The average household income in Alamo is $403,334 with a poverty rate of 1.76%.The median age in Alamo is 50.8 years: 51.2 years for males, and 50.3 years for females.

14.3K
Total Population
1,457
Density (mi²)
-18 -0.13%
Growth

Alamo Population

Alamo Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Alamo includes 76.56% White, 10.44% Asian, and smaller percentages for other race, Black or African American, Native American and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White11,05676.56%
Asian1,50810.44%
Two or more races1,3959.66%
Other race3872.68%
Black or African American940.65%
Native American10.01%

Alamo Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Alamo's average per capita income is $137,296. Household income levels show a median of $250,001. The poverty rate stands at 1.76%.

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
Households$250,001$403,334
Families$250,001$421,967
Married Families$250,001-
Non Families$180,275$278,107

$137,296

Average Income

$250,001

Median Household Income

1.76%

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)