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 2026 population of 45,595. Rancho Santa Margarita is currently declining at a rate of -0.82% annually and its population has decreased by -4.75% since the most recent census, which recorded a population of 47,868 in 2020.

The median household income in Rancho Santa Margarita is $152,560 with a poverty rate of 5.75%. The median age in Rancho Santa Margarita is 40.9 years: 40.6 years for males, and 41.2 years for females. For every 100 females there are 98.5 males.

45.6K
Total Population
3,527
Density (mi²)
-379 -0.82%
Growth

Rancho Santa Margarita Population

Rancho Santa Margarita Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202645,595-379-0.82%
202545,974-379-0.82%
202446,353-109-0.23%
202346,462-410-0.87%
202246,872-459-0.97%
202147,331-537-1.12%
202047,868-92-0.19%
201947,927-421-0.87%
201848,348-345-0.71%
201748,693-210-0.43%
201648,903-69-0.14%
201548,972960.2%
201448,8761090.22%
201348,7672200.45%
201248,5473080.64%
201148,2393620.76%
201047,877240.05%
200047,21435,824314.52%
199011,39000%

Median Age

Overall: 40.9 years
Female: 41.2 years
Male: 40.6 years

Rancho Santa Margarita Adults

There are 36,612 adults, (5,652 of whom are seniors) in Rancho Santa Margarita.

Sex Ratio

Female: 23,676 (50.4%)
Male: 23,314 (49.6%)

Demographics

The racial composition of Rancho Santa Margarita includes 61.73% White, 12.6% Asian, 7.02% other race, and smaller percentages for Black or African American, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White29,00661.73%
Two or more races7,86716.74%
Asian5,92312.6%
Other race3,3007.02%
Black or African American7531.6%
Native American870.19%
Native Hawaiian or Pacific Islander540.11%
Race
Population ↓
Percentage (of total)
Two or more races4,80510.23%
Other race3,0306.45%
White1,5093.21%
Asian840.18%
Native American590.13%
Black or African American490.1%
Race
Population ↓
Percentage (of total)
White27,49758.52%
Asian5,83912.43%
Two or more races3,0626.52%
Black or African American7041.5%
Other race2700.57%
Native Hawaiian or Pacific Islander540.11%
Native American280.06%

Rancho Santa Margarita Marital Status

Economics and Income Statistics

Rancho Santa Margarita 's average per capita income is $82,594. Household income levels show a median of $152,560. The poverty rate stands at 5.75%.

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$191,504-
Families$175,048$197,538
Households$152,560$179,700
Non Families$82,914$113,980

$82,594

Average Income

$152,560

Median Household Income

5.75%

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)