of the population) lived in households, 0 (0%) lived in non-institutionalized group quarters, and 0 (0%) were institutionalized. There were 7,115 households, out of which 4,418 (62.1%) had children under the age of 18 living in them, 4,996 (70.2%) were opposite-sex married couples living together, 620 (8.7%) had a female householder with no spouse present, 274 (3.9%) had a male householder with no spouse present. There were 231 (3.2%) unmarried opposite-sex partnerships, and 72 (1.0%) same-sex married couples or partnerships. 927 households (13.0%) were made up of individuals, and 226 (3.2%) had someone living alone who was 65 years of age or older. The average household size was 3.23. There were 5,890 families (82.8% of all households); the average family size was 3.59. The population was spread out, with 8,812 people (38.3%) under the age of 18, 892 people (3.9%) aged 18 to 24, 8,639 people (37.6%) aged 25 to 44, 3,802 people (16.5%) aged 45 to 64, and 835 people (3.6%) who were 65 years of age or older. The median age was 32.4 years. For every 100 females, there were 96.3 males. For every 100 females age 18 and over, there were 92.1 males. There were 7,410 housing units at an average density of , of which 5,204 (73.1%) were owner-occupied, and 1,911 (26.9%) were occupied by renters. The homeowner vacancy rate was 1.9%; the rental vacancy rate was 4.7%. 17,572 people (76.5% of the population) lived in owner-occupied housing units and 5,408 people (23.5%) lived in rental housing units. According to the 2010 United States Census, Ladera Ranch had a median household income of $131,892, with 4.0% of the population living below the federal poverty line. 2000 At the 2000 census, the Census Bureau did not define a census-designated place called Ladera Ranch, but it did define a Zip Code Tabulation Area (ZCTA), 92694. Because Ladera Ranch is contained within this ZCTA, it is possible to obtain Census data from the United States 2000 Census for the area even though data for "Ladera Ranch" is unavailable. Local government As a part of unincorporated Orange County, Ladera Ranch is governed by the Orange County Board of Supervisors as part of the Fifth District. Politics In the last five presidential elections, Ladera Ranch supported the Republican presidential candidates. Community organizations The Ladera Ranch Maintenance Corporation (LARMAC) is the homeowners association formed to manage, maintain, and govern the LARMAC Property.