Rancho Santa Margarita, California

History

The area is the ancestral lands of the Acjachemen people. The village of Alume was located in Rancho Santa Margarita, between Trabuco Creek and Tijeras Creek. In 1810, the Trabuco Adobe was constructed near the village as an outpost of Mission San Juan Capistrano.

The city seal has the brands of Rancho Mission Viejo and Rancho Santa Margarita and Las Flores on the border, with artwork containing Santiago Peak in the background. The tower in the foreground symbolizes the Rancho Santa Margarita Lake Tower.

Hughes Aircraft Company's Microelectronic Systems Division moved to Rancho Santa Margarita in May 1988 from Irvine. In August 1992, the Hughes plant closed its facilities and moved the division to Carlsbad, California due to budget constraints in the aerospace industry.

Rolling Hills Estates had the longest city name in California with 19 letters until January 1, 2000, when the title was ceded to Rancho Santa Margarita (20 letters) upon the latter's incorporation.

The city is a general law city and operates under the council-manager form of government. Rancho Santa Margarita is a contract city. Police services are provided through contract with the Orange County Sheriff. Fire protection services are provided through the Orange County Fire Authority.

Geography

Rancho Santa Margarita is located at (33.641518, −117.594524). It occupies much of a high plateau known as Plano Trabuco.

According to the United States Census Bureau, the city has a total area of 13.0 sqmi. 13.0 sqmi of it is land and 0.04 sqmi of it (0.27%) is water.

Rancho Santa Margarita is bordered by the city of Mission Viejo on the west, the census-designated places Coto de Caza and Las Flores on the south, the unincorporated Trabuco Canyon on the north, and the Cleveland National Forest on the east.

Vehicular access is provided by California State Route 241 (a toll road), in addition to several surface streets. Santa Margarita Parkway and Antonio Parkway are the city's major thoroughfares, with Avenida De Las Banderas, Avenida Empresa, Avenida De Las Flores, and Alma Aldea being minor thoroughfares. In addition, Alicia Parkway terminates in the city providing access to Mission Viejo.

Climate

Rancho Santa Margarita, like most of southern California, generally has a Mediterranean climate.

Economy

Top employers

According to the City's 2020 Comprehensive Annual Financial Report, the top 10 employers in the city are:

Demographics

|align-fn=center 1860–1870 1880-1890 1900 1910 1920 1930 1940 1950 1960 1970 1980 1990 2000 2010 2020

Rancho Santa Margarita first appeared as a census designated place in the 1990 U.S. census; and as a city in the 2010 U.S. census.

2020

The 2020 United States census reported that Rancho Santa Margarita had a population of 47,949. The population density was 3,718.1 PD/sqmi. The racial makeup was 62.9% White, 1.7% African American, 0.6% Native American, 12.2% Asian, 0.2% Pacific Islander, 7.1% from other races, and 15.3% from two or more races. Hispanic or Latino of any race were 21.5% of the population.

The census reported that 99.9% of the population lived in households, 0.1% lived in non-institutionalized group quarters, and no one was institutionalized.

There were 17,188 households, out of which 37.0% included children under the age of 18, 60.9% were married-couple households, 5.0% were cohabiting couple households, 21.9% had a female householder with no partner present, and 12.3% had a male householder with no partner present. 18.5% of households were one person, and 6.7% were one person aged 65 or older. The average household size was 2.79.

The age distribution was 22.8% under the age of 18, 8.8% aged 18 to 24, 25.2% aged 25 to 44, 31.8% aged 45 to 64, and 11.4% who were 65years of age or older. The median age was 40.0years. For every 100 females, there were 94.7 males.

There were 17,606 housing units at an average density of 1,365.2 /mi2, of which 17,188 (97.6%) were occupied. Of these, 69.6% were owner-occupied, and 30.4% were occupied by renters.

In 2023, the US Census Bureau estimated that the median household income was $146,827, and the per capita income was $63,535. About 4.7% of families and 5.1% of the population were below the poverty line.

2010

The 2010 United States census reported that Rancho Santa Margarita had a population of 47,853. The population density was 3,683.1 PD/sqmi. The racial makeup of Rancho Santa Margarita was 37,421 (78.2%) White (67.0% Non-Hispanic White), 887 (1.9%) African American, 182 (0.4%) Native American, 4,350 (9.1%) Asian, 102 (0.2%) Pacific Islander, 2,674 (5.6%) from other races, and 2,237 (4.7%) from two or more races. Hispanic or Latino of any race were 8,902 persons (18.6%).

31.8% of the population possessed a bachelor's degree, with 16.4% possessing a Graduate or Professional Degree. The educational attainment level in Rancho Santa Margarita significantly exceeds the averages throughout the rest of California.

The Census reported that 47,851 people (100% of the population) lived in households, 2 (0%) lived in non-institutionalized group quarters, and 0 (0%) were institutionalized.

There were 16,665 households, out of which 7,699 (46.2%) had children under the age of 18 living in them, 10,144 (60.9%) were opposite-sex married couples living together, 1,703 (10.2%) had a female householder with no husband present, 700 (4.2%) had a male householder with no wife present. There were 747 (4.5%) unmarried opposite-sex partnerships, and 103 (0.6%) same-sex married couples or partnerships. 3,199 households (19.2%) were made up of individuals, and 761 (4.6%) had someone living alone who was 65 years of age or older. The average household size was 2.87. There were 12,547 families (75.3% of all households); the average family size was 3.33.

The population was spread out, with 13,879 people (29.0%) under the age of 18, 3,793 people (7.9%) aged 18 to 24, 13,706 people (28.6%) aged 25 to 44, 13,764 people (28.8%) aged 45 to 64, and 2,711 people (5.7%) who were 65 years of age or older. The median age was 36.0 years. For every 100 females, there were 95.6 males. For every 100 females age 18 and over, there were 92.1 males.

There were 17,260 housing units at an average density of 1,328.4 /sqmi, of which 11,906 (71.4%) were owner-occupied, and 4,759 (28.6%) were occupied by renters. The homeowner vacancy rate was 1.2%; the rental vacancy rate was 5.6%. 35,737 people (74.7% of the population) lived in owner-occupied housing units and 12,114 people (25.3%) lived in rental housing units.

During 2009–2013, Rancho Santa Margarita had a median household income of $104,113, with 3.9% of the population living below the federal poverty line.

Government and politics

State and federal representation

In the California State Legislature, Rancho Santa Margarita is in , and in .

In the United States House of Representatives, Rancho Santa Margarita is in .

According to the California Secretary of State, as of February 10, 2019, Rancho Santa Margarita has 28,462 registered voters. Of those, 11,877 (41.73%) are registered Republicans, 7,511 (26.39%) are registered Democrats, and 7,819 (27.47%) have no political party preference/are independents.

Rancho Santa Margarita has voted Republican in every presidential election since the city's incorporation.

Education

The city is served by Saddleback Valley Unified School District and the Capistrano Unified School District.

• Students in SVUSD boundaries attend Trabuco Hills High School or Mission Viejo High School, both outside of Rancho Santa Margarita in the city of Mission Viejo. Students in CUSD boundaries attend Tesoro High School located in the Las Flores neighborhood.
• Rancho Santa Margarita Intermediate School (SVUSD) and Las Flores Middle School (CUSD) serve the city.
• Public Elementary schools include Cielo Vista, Trabuco Mesa, Robinson Ranch, Arroyo Vista, Melinda Heights, and Tijeras Creek.
• Private Elementary and Middle Schools include St. John's Episcopal Day School, Serra Catholic, and Mission Hills Christian School.
• Santa Margarita Catholic High School is a private Roman Catholic high school associated with the Catholic Diocese of Orange. SMCHS is located in Rancho Santa Margarita.

Popular culture

Television

The television series The Real Housewives of Orange County, although based in Coto De Caza, is mainly filmed in Rancho Santa Margarita where many of the housewives do business, shopping, commuting, dentistry, and dining.

The Dove Canyon, Rancho Cielo, and Robinson Ranch neighborhoods, while all part of the city, have a ZIP Code of 92679, although the 92688 ZIP Code is far more common in the Rancho Santa Margarita area.

A map of Orange County seen in season four of Arrested Development places the fictional Bluth Company–developed community of Sudden Valley northeast of Mission Viejo and Las Flores, in the approximate location of Rancho Santa Margarita.

Notable people

• Jonathon Blum (born 1989), National Hockey League player, 2018 Winter Olympian |access-date=4 November 2025 |author-first1=Nathaniel |author-last1=Percy |archive-url=https://web.archive.org/web/20190413223721/https://www.ocregister.com/2018/01/10/ladera-ranch-man-gets-spot-on-u-s-national-hockey-team-for-winter-olympics/ |url-status=live |archive-date=13 April 2019}}
• Joy Fawcett, Olympic soccer gold medalist{{Cite news|last =Perkes
• Joshua Fuentes, MLB player
• Warren G, rapper and producer
• Members of the band Movements.
• Carson Palmer, American football player; attended Santa Margarita Catholic High School
• Mark Sanchez (born 1986), National Football League quarterback
• Teemu Selänne, ice hockey player
• Klay Thompson, basketball player; attended Santa Margarita Catholic High School
• Velvet Revolver, rock band |archive-url=https://web.archive.org/web/20190607113631/https://www.allmusic.com/birthplace/rancho-santa-margarita-ca-mz0000394213 |archive-date=7 June 2019 |url-status=live |access-date=4 November 2025}}
• Lisa Anne Frost, 1978-2001 9/11 victim. Passenger aboard United Airlines Flight 175

References

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