Granite Hills was first listed as a
census designated place in the
1980 U.S. census. The census reported that 99.1% of the population lived in households, 30 people (0.9%) lived in non-institutionalized group quarters, and no one was institutionalized. The census also reported that 100.0% of residents lived in urban areas and 0.0% lived in rural areas. There were 1,025 households, out of which 29.8% included children under the age of 18, 66.0% were married-couple households, 3.8% were
cohabiting couple households, 17.5% had a female householder with no partner present, and 12.7% had a male householder with no partner present. 12.2% of households were one person, and 6.7% were one person aged 65 or older. The average household size was 3.16.
2010 census The
2010 United States census reported that Granite Hills had a population of 3,035. The population density was . The racial makeup of Granite Hills was 2,617 (86.2%)
White, 43 (1.4%)
African American, 26 (0.9%)
Native American, 45 (1.5%)
Asian, 9 (0.3%)
Pacific Islander, 158 (5.2%) from
other races, and 137 (4.5%) from two or more races.
Hispanic or
Latino of any race were 401 persons (13.2%). The Census reported that 3,023 people (99.6% of the population) lived in households, 12 (0.4%) lived in non-institutionalized group quarters, and 0 (0%) were institutionalized. There were 1,032 households, out of which 309 (29.9%) had children under the age of 18 living in them, 674 (65.3%) were
opposite-sex married couples living together, 90 (8.7%) had a female householder with no husband present, 62 (6.0%) had a male householder with no wife present. There were 41 (4.0%)
unmarried opposite-sex partnerships, and 4 (0.4%)
same-sex married couples or partnerships. 150 households (14.5%) were made up of individuals, and 82 (7.9%) had someone living alone who was 65 years of age or older. The average household size was 2.93. There were 826
families (80.0% of all households); the average family size was 3.19. The population was spread out, with 538 people (17.7%) under the age of 18, 311 people (10.2%) aged 18 to 24, 578 people (19.0%) aged 25 to 44, 1,042 people (34.3%) aged 45 to 64, and 566 people (18.6%) who were 65 years of age or older. The median age was 47.0 years. For every 100 females, there were 102.1 males. For every 100 females age 18 and over, there were 100.9 males. There were 1,090 housing units at an average density of , of which 914 (88.6%) were owner-occupied, and 118 (11.4%) were occupied by renters. The homeowner vacancy rate was 1.8%; the rental vacancy rate was 4.0%. 2,688 people (88.6% of the population) lived in owner-occupied housing units and 335 people (11.0%) lived in rental housing units.
2000 census As of the
census of 2000, there were 3,246 people, 1,043 households, and 895 families residing in the CDP. The population density was . There were 1,058 housing units at an average density of . The racial makeup of the CDP was 91.59%
White, 1.45%
African American, 0.68%
Native American, 0.99%
Asian, 0.12%
Pacific Islander, 2.99% from
other races, and 2.19% from two or more races.
Hispanic or
Latino of any race were 7.27% of the population. There were 1,043 households, out of which 32.5% had children under the age of 18 living with them, 75.0% were
married couples living together, 6.8% had a female householder with no husband present, and 14.1% were non-families. 11.1% of all households were made up of individuals, and 4.9% had someone living alone who was 65 years of age or older. The average household size was 3.07 and the average family size was 3.22. In the CDP, the population was spread out, with 24.2% under the age of 18, 8.4% from 18 to 24, 23.7% from 25 to 44, 29.1% from 45 to 64, and 14.5% who were 65 years of age or older. The median age was 42 years. For every 100 females, there were 102.1 males. For every 100 females age 18 and over, there were 102.7 males. The median income for a household in the CDP was $73,269, and the median income for a family was $75,359. Males had a median income of $46,463 versus $35,521 for females. The
per capita income for the CDP was $29,153. None of the families and 2.2% of the population were living below the
poverty line, including no under eighteens and 2.0% of those over 64. ==Annexation attempt==