Rancho Santa Margarita Flag

Rancho Santa Margarita

County:
Orange County
County Seat:
No
Area (mi²):
12.928
State:
California

Rancho Santa Margarita is a city located in Orange County, California. Rancho Santa Margarita has a 2025 population of 45,057. Rancho Santa Margarita is currently declining at a rate of -1.23% annually and its population has decreased by -5.87% since the most recent census, which recorded a population of 47,869 in 2020.

The average household income in Rancho Santa Margarita is $174,728 with a poverty rate of 5.08%. The median age in Rancho Santa Margarita is 40.3 years: 39.9 years for males, and 40.6 years for females.

45.1K
Total Population
3,485
Density (mi²)
-562 -1.23%
Growth

Rancho Santa Margarita Population

Rancho Santa Margarita Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Rancho Santa Margarita includes 65.12% White, 12.18% Asian, 6.25% other race, and smaller percentages for Black or African American, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Two or more races

Asian

Other race

Black or African American

Native American

Native Hawaiian or Pacific Islander

Race
Population
Percentage (of total)
White30,77265.12%
Two or more races6,92414.65%
Asian5,75512.18%
Other race2,9546.25%
Black or African American6941.47%
Native American1350.29%
Native Hawaiian or Pacific Islander230.05%

Rancho Santa Margarita Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Rancho Santa Margarita's average per capita income is $81,940. Household income levels show a median of $146,827. The poverty rate stands at 5.08%.

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$188,780-
Families$172,813$194,655
Households$146,827$174,728
Non Families$80,596$103,938

$81,940

Average Income

$146,827

Median Household Income

5.08%

Poverty Rate

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)