Citrus first appeared as a
census designated place in the
1980 United States census as part of the East San Gabriel Valley census county division. The census reported that 99.8% of the population lived in households, 0.2% lived in non-institutionalized group quarters, and no one was institutionalized. 100.0% of residents lived in urban areas, while 0.0% lived in rural areas. There were 2,616 households in Citrus, of which 45.1% had children under the age of 18 living in them. Of all households, 54.9% were married-couple households, 6.6% were
cohabiting couple households, 15.1% were households with a male householder and no spouse or partner present, and 23.4% were households with a female householder and no spouse or partner present. About 10.6% of all households were made up of individuals and 3.8% had someone living alone who was 65 years of age or older. The average household size was 3.91. There were 2,218
families (84.8% of all households).
2010 census At the
2010 census Citrus had a population of 10,866. The population density was . The racial makeup of Citrus was 5,898 (54.3%) White (16.1% Non-Hispanic White), 240 (2.2%) African American, 120 (1.1%) Native American, 860 (7.9%) Asian, 4 (0.0%) Pacific Islander, 3,302 (30.4%) from
other races, and 442 (4.1%) from two or more races. Hispanic or Latino of any race were 7,911 persons (72.8%). The census reported that 10,841 people (99.8% of the population) lived in households, 25 (0.2%) lived in non-institutionalized group quarters, and no one was institutionalized. There were 2,615 households, 1,364 (52.2%) had children under the age of 18 living in them, 1,524 (58.3%) were
opposite-sex married couples living together, 442 (16.9%) had a female householder with no husband present, 229 (8.8%) had a male householder with no wife present. There were 152 (5.8%)
unmarried opposite-sex partnerships, and 24 (0.9%)
same-sex married couples or partnerships. 278 households (10.6%) were one person and 94 (3.6%) had someone living alone who was 65 or older. The average household size was 4.15. There were 2,195 families (83.9% of households); the average family size was 4.33. The age distribution was 3,083 people (28.4%) under the age of 18, 1,322 people (12.2%) aged 18 to 24, 3,208 people (29.5%) aged 25 to 44, 2,402 people (22.1%) aged 45 to 64, and 851 people (7.8%) who were 65 or older. The median age was 30.7 years. For every 100 females, there were 102.2 males. For every 100 females age 18 and over, there were 101.1 males. There were 2,701 housing units at an average density of 3,040.3 per square mile, of the occupied units 1,854 (70.9%) were owner-occupied and 761 (29.1%) were rented. The homeowner vacancy rate was 1.7%; the rental vacancy rate was 3.5%. 7,841 people (72.2% of the population) lived in owner-occupied housing units and 3,000 people (27.6%) lived in rental housing units. According to the 2010 United States Census, the median household income was $59,919, with 10.9% of the population living below the federal poverty line. ==Government==