San Castle Flag

San Castle

County Seat:
No
Area (mi²):
0.42
State:
Florida

San Castle is a CDP located in Palm Beach County, Florida. San Castle has a 2025 population of 3,133. San Castle is currently declining at a rate of -0.63% annually and its population has decreased by -22.85% since the most recent census, which recorded a population of 4,061 in 2020.

The average household income in San Castle is $70,929 with a poverty rate of 24.12%.The median age in San Castle is 36.7 years: 32 years for males, and 40.6 years for females.

3.1K
Total Population
7,466
Density (mi²)
-20 -0.63%
Growth

San Castle Population

San Castle Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of San Castle includes 36.53% White, 32.8% Black or African American, 10.6% other race, and smaller percentages for Native American and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White1,15436.53%
Black or African American1,03632.8%
Two or more races56217.79%
Other race33510.6%
Native American722.28%

San Castle Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

San Castle's average per capita income is $32,989. Household income levels show a median of $51,615. The poverty rate stands at 24.12%.

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$53,618-
Families$51,962$74,606
Households$51,615$70,929
Non Families$46,125$59,768

$32,989

Average Income

$51,615

Median Household Income

24.12%

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)