Ridgemark first appeared as a
census designated place in the
2000 U.S. census. 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. 98.5% of residents lived in urban areas, while 1.5% lived in rural areas. There were 1,265 households, out of which 27.4% included children under the age of 18, 62.1% were married-couple households, 5.1% were
cohabiting couple households, 20.8% had a female householder with no partner present, and 12.1% had a male householder with no partner present. 21.3% of households were one person, and 13.8% were one person aged 65 or older. The average household size was 2.54. There were 951
families (75.2% of all households). The age distribution was 18.2% under the age of 18, 6.2% aged 18 to 24, 20.0% aged 25 to 44, 28.6% aged 45 to 64, and 26.9% who were 65years of age or older. The median age was 49.9years. For every 100 females, there were 94.3 males, and for every 100 females age 18 and over, there were 93.8 males age 18 and over.
2010 census The
2010 United States census reported that Ridgemark had a population of 3,016. The population density was . The racial makeup of Ridgemark was 2,520 (83.6%)
White, 23 (0.8%)
African American, 14 (0.5%)
Native American, 105 (3.5%)
Asian, 3 (0.1%)
Pacific Islander, 248 (8.2%) from
other races, and 103 (3.4%) from two or more races.
Hispanic or
Latino of any race were 623 persons (20.7%). The Census reported that 2,980 people (98.8% of the population) lived in households, 36 (1.2%) lived in non-institutionalized group quarters, and 0 (0%) were institutionalized. There were 1,207 households, out of which 332 (27.5%) had children under the age of 18 living in them, 780 (64.6%) were
opposite-sex married couples living together, 88 (7.3%) had a female householder with no husband present, 49 (4.1%) had a male householder with no wife present. There were 42 (3.5%)
unmarried opposite-sex partnerships, and 9 (0.7%)
same-sex married couples or partnerships. 244 households (20.2%) were made up of individuals, and 141 (11.7%) had someone living alone who was 65 years of age or older. The average household size was 2.47. There were 917
families (76.0% of all households); the average family size was 2.84. The population was spread out, with 620 people (20.6%) under the age of 18, 139 people (4.6%) aged 18 to 24, 529 people (17.5%) aged 25 to 44, 984 people (32.6%) aged 45 to 64, and 744 people (24.7%) who were 65 years of age or older. The median age was 49.1 years. For every 100 females, there were 93.1 males. For every 100 females age 18 and over, there were 92.9 males. There were 1,260 housing units at an average density of , of which 1,008 (83.5%) were owner-occupied, and 199 (16.5%) were occupied by renters. The homeowner vacancy rate was 1.7%; the rental vacancy rate was 6.1%. 2,428 people (80.5% of the population) lived in owner-occupied housing units and 552 people (18.3%) lived in rental housing units. ==Government==