Rancho Santa Margarita, California Population 2023

46,342

Rancho Santa Margarita is a city located in Orange County California. Rancho Santa Margarita has a 2023 population of 46,342. Rancho Santa Margarita is currently declining at a rate of -1.17% annually and its population has decreased by -3.46% since the most recent census, which recorded a population of 48,002 in 2020.

The average household income in Rancho Santa Margarita is $157,880 with a poverty rate of 4.51%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Rancho Santa Margarita is 39.7 years, 39.7 years for males, and 39.7 years for females.

Rancho Santa Margarita Demographics

According to the most recent ACS, the racial composition of Rancho Santa Margarita was:

  • White: 73.43%
  • Asian: 11.4%
  • Two or more races: 9.12%
  • Other race: 3.71%
  • Black or African American: 1.88%
  • Native American: 0.39%
  • Native Hawaiian or Pacific Islander: 0.06%
Land Area (mi²)
12.9 sq mi
Density (mi²)
3,593.70/sq mi
Growth Rate
-1.17% (-547)
Growth Since 2020
-3.46% (-1,660)
The current population of Rancho Santa Margarita, California is 46,342 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 48,002.

Rancho Santa Margarita, California Population 2023

Population by Race

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White

Asian

Two or more races

Other race

Black or African American

Native American

Native Hawaiian or Pacific Islander

Rancho Santa Margarita Population by Race

Rancho Santa Margarita Population Pyramid 2023

Rancho Santa Margarita Median Age

39.7

Total

39.7

Male

39.7

Female

Rancho Santa Margarita Adults

There are 36,819 adults, (4,824 of whom are seniors) in Rancho Santa Margarita.

Rancho Santa Margarita Age Dependency

50.6

Age Dependency Ratio

15.1

Old Age Dependency Ratio

35.5

Child Dependency Ratio

Rancho Santa Margarita Sex Ratio

Female24,58051.01%
Male23,61048.99%

Rancho Santa Margarita Population by Age

Rancho Santa Margarita Renter vs Owner Occupied by Household Type

3.31

Average Family Size

2.86

Average Household Size

72.1%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Rancho Santa Margarita Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Rancho Santa Margarita Educational Attainment by Sex (over 25)

Rancho Santa Margarita Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among islander people with a rate of 100%.

The highest rate of bachelors degrees is among black people with a rate of 59.44%.

Rancho Santa Margarita Educational Attainment by Race

All

Male

Female

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$70,141

Average Earnings

$90,780

Average Male

$56,310

Average Female

Rancho Santa Margarita Earnings by Educational Attainment

Rancho Santa Margarita Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Rancho Santa Margarita Language

77.67% of Rancho Santa Margarita residents speak only English, while 22.33% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 11.01% of the population.

Rancho Santa Margarita Language

Rancho Santa Margarita Poverty by Race

rate

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4.51%

Overall Poverty Rate

4.77%

Male Poverty Rate

4.26%

Female Poverty Rate

Poverty in Rancho Santa Margarita

The race most likely to be in poverty in Rancho Santa Margarita is Native, with 20.36% below the poverty level.

The race least likely to be in poverty in Rancho Santa Margarita is Other, with 1.34% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.14%. Among those working part-time, it was 6.95%, and for those that did not work, the poverty rate was 7.29%.

Rancho Santa Margarita Poverty

rate

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Rancho Santa Margarita Poverty Rate by Education

rate

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Rancho Santa Margarita Poverty Rate by Employment Status and Sex

Rancho Santa Margarita Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Rancho Santa Margarita Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

58.6%

Overall Marriage Rate

60.5%

Male Marriage Rate

56.8%

Female Marriage Rate

Rancho Santa Margarita Married by Age and Sex

male

female

Rancho Santa Margarita Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 45-54.

Rancho Santa Margarita Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Rancho Santa Margarita Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

1,738

Number of Veterans

1,642

Male Veterans

96

Female Veterans

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Rancho Santa Margarita Veterans by War

count

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Rancho Santa Margarita Veterans by Age

count

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Rancho Santa Margarita Veterans by Race

Rancho Santa Margarita Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

4.55%

Veteran Poverty Rate

14.27%

Veteran Disability Rate

Rancho Santa Margarita Veterans by Education

LaborForceParticipation

72.9%

Labor Force Participation

70.6%

Employment Rate

3.1%

Unemployment Rate

Rancho Santa Margarita Employment by Age

LaborForceParticipation

Rancho Santa Margarita Employment by Race

LaborForceParticipation

Rancho Santa Margarita Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

58.69%

Born in Rancho Santa Margarita

82.02%

Native Born

19.56%

Foreign Born

7.95%

Non Citizen

11.61%

Naturalized

Place of Birth

82.02% of Rancho Santa Margarita residents were born in the United States, with 58.69% having been born in California. 7.95% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Rancho Santa Margarita Place of Birth

Note: data after 2021 is projected based on recent change

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Rancho Santa Margarita Population by Year