Casa de Oro-Mount Helix first appeared as an
unincorporated place under the name
Grossmont-Mt. Helix in the
1970 U.S. census; The racial makeup of the CDP was 65.0%
White, 6.4%
African American, 0.6%
Native American, 4.0%
Asian, 0.5%
Pacific Islander, 8.2% from
other races, and 15.3% from two or more races, with
Hispanic or Latino residents of any race comprising 23.2% of the population. The census reported that 99.1% of residents lived in households, 0.5% lived in non-institutionalized group quarters, and 0.4% were institutionalized. There were 7,108 households, of which 29.2% had children under the age of 18 living in them. Married-couple households made up 57.4% of all households, 5.8% were
cohabiting couple households, 22.8% had a female householder with no spouse or partner present, and 14.1% had a male householder with no spouse or partner present. About 18.9% of all households were made up of individuals, and 10.8% had someone living alone who was 65 years of age or older. The average household size was 2.73, and there were 5,339
families (75.1% of households). The age distribution was 19.7% under the age of 18, 8.1% aged 18 to 24, 21.9% aged 25 to 44, 27.9% aged 45 to 64, and 22.3% who were 65years of age or older. The median age was 45.2 years. For every 100 females there were 96.5 males, and for every 100 females age 18 and over there were 94.1 males. reported that Casa de Oro-Mount Helix had a population of 18,762. The population density was . The racial makeup of Casa de Oro-Mount Helix was 13,375 (64.6%)
White, 1,108 (5.9%)
African American, 89 (0.5%)
Native American, 593 (3.2%)
Asian, 96 (0.5%)
Pacific Islander, 996 (5.3%) from
other races, and 999 (5.3%) from two or more races.
Hispanic or
Latino of any race were 4,815 persons (23.3%). The Census reported that 18,563 people (98.9% of the population) lived in households, 110 (0.6%) lived in non-institutionalized group quarters, and 89 (0.5%) were institutionalized. There were 6,943 households, out of which 2,179 (31.4%) had children under the age of 18 living in them, 4,036 (58.1%) were
opposite-sex married couples living together, 745 (10.7%) had a female householder with no husband present, 360 (5.2%) had a male householder with no wife present. There were 365 (5.3%)
unmarried opposite-sex partnerships, and 77 (1.1%)
same-sex married couples or partnerships. 1,319 households (19.0%) were made up of individuals, and 617 (8.9%) had someone living alone who was 65 years of age or older. The average household size was 2.67. There were 5,141
families (74.0% of all households); the average family size was 3.02.
2023 ACS estimates In 2023, the US Census Bureau estimated that the median household income was $123,037, and the
per capita income was $58,567. About 2.5% of families and 4.7% of the population were below the poverty line. ==Education==