Language Spoken At Home in Maricopa County
*Base on 2012 Data
| Population 5 years and over | 3,557,419 | 100% |
| English only | 2,617,750 | 73.6% |
| Language other than English | 939,669 | 26.4% |
| Speak English less than very well | 373,954 | 10.5% |
| Spanish | 729,055 | 20.5% |
| Speak English less than very well | 302,560 | 8.5% |
| Other Indo-European languages | 89,130 | 2.5% |
| Speak English less than very well | 23,210 | 0.7% |
| Asian and Pacific Islander languages | 81,268 | 2.3% |
| Speak English less than very well | 35,420 | 1.0% |
| Other languages | 40,216 | 1.1% |
| Speak English less than very well | 12,764 | 0.4% |
Ancestry in Maricopa County
*Base on 2012 Data
| Total population | 3,841,819 | 100% |
| American | 232,222 | 6.0% |
| Arab | 22,244 | 0.6% |
| Czech | 17,358 | 0.5% |
| Danish | 26,381 | 0.7% |
| Dutch | 54,968 | 1.4% |
| English | 344,653 | 9.0% |
| French (except Basque) | 96,906 | 2.5% |
| French Canadian | 18,612 | 0.5% |
| German | 589,813 | 15.4% |
| Greek | 14,873 | 0.4% |
| Hungarian | 19,924 | 0.5% |
| Irish | 387,599 | 10.1% |
| Italian | 185,489 | 4.8% |
| Lithuanian | 7,873 | 0.2% |
| Norwegian | 73,295 | 1.9% |
| Polish | 105,130 | 2.7% |
| Portuguese | 9,656 | 0.3% |
| Russian | 35,843 | 0.9% |
| Scotch-Irish | 32,963 | 0.9% |
| Scottish | 68,652 | 1.8% |
| Slovak | 6,670 | 0.2% |
| Subsaharan African | 20,821 | 0.5% |
| Swedish | 63,848 | 1.7% |
| Swiss | 10,950 | 0.3% |
| Ukrainian | 8,405 | 0.2% |
| Welsh | 23,647 | 0.6% |
| West Indian (excluding Hispanic origin groups) | 6,018 | 0.2% |
Households By Type in Maricopa County
*Base on 2012 Data
| Total households | 1,402,149 | 100% |
| Family households (families) | 922,294 | 65.8% |
| With own children under 18 years | 436,948 | 31.2% |
| Married-couple family | 673,502 | 48.0% |
| With own children under 18 years | 290,461 | 20.7% |
| Male householder, no wife present, family | 75,840 | 5.4% |
| With own children under 18 years | 41,312 | 2.9% |
| Female householder, no husband present, family | 172,952 | 12.3% |
| With own children under 18 years | 105,175 | 7.5% |
| Nonfamily households | 479,855 | 34.2% |
| Householder living alone | 376,212 | 26.8% |
| 65 years and over | 115,358 | 8.2% |
| Households with one or more people under 18 years | 484,408 | 34.5% |
| Households with one or more people 65 years and over | 326,444 | 23.3% |
| Average household size | 3 | 0% |
| Average family size | 3 | 0% |
Relationship in Maricopa County
*Base on 2012 Data
| Population in households | 3,793,437 | 100% |
| Householder | 1,402,149 | 37.0% |
| Spouse | 673,403 | 17.8% |
| Child | 1,185,095 | 31.2% |
| Other relatives | 284,239 | 7.5% |
| Nonrelatives | 248,551 | 6.6% |
| Unmarried partner | 97,120 | 2.6% |
Marital Status in Maricopa County
*Base on 2012 Data
| Males 15 years and over | 1,470,716 | 100% |
| Never married | 532,681 | 36.2% |
| Now married, except separated | 740,894 | 50.4% |
| Separated | 20,706 | 1.4% |
| Widowed | 31,986 | 2.2% |
| Divorced | 144,449 | 9.8% |
| Females 15 years and over | 1,526,612 | 100% |
| Never married | 441,715 | 28.9% |
| Now married, except separated | 728,392 | 47.7% |
| Separated | 29,820 | 2.0% |
| Widowed | 117,214 | 7.7% |
| Divorced | 209,471 | 13.7% |
Fertility in Maricopa County
*Base on 2012 Data
| Number of women 15 to 50 years old who had a birth in the past 12 months | 57,830 | 100% |
| Unmarried women (widowed, divorced, and never married) | 21,281 | 36.8% |
| Per 1,000 unmarried women | 41 | 0% |
| Per 1,000 women 15 to 50 years old | 60 | 0% |
| Per 1,000 women 15 to 19 years old | 31 | 0% |
| Per 1,000 women 20 to 34 years old | 104 | 0% |
| Per 1,000 women 35 to 50 years old | 28 | 0% |
Grandparents in Maricopa County
*Base on 2012 Data
| Number of grandparents living with own grandchildren under 18 years | 87,169 | 100% |
| Responsible for grandchildren | 32,781 | 37.6% |
| Less than 1 year | 8,386 | 9.6% |
| 1 or 2 years | 7,800 | 8.9% |
| 3 or 4 years | 5,258 | 6.0% |
| 5 or more years | 11,337 | 13.0% |
| Number of grandparents responsible for own grandchildren under 18 years | 32,781 | 100% |
| Who are female | 19,516 | 59.5% |
| Who are married | 23,802 | 72.6% |
School Enrollment in Maricopa County
*Base on 2012 Data
| Population 3 years and over enrolled in school | 1,053,919 | 100% |
| Nursery school, preschool | 49,086 | 4.7% |
| Kindergarten | 55,317 | 5.2% |
| Elementary school (grades 1-8) | 445,656 | 42.3% |
| High school (grades 9-12) | 221,961 | 21.1% |
| College or graduate school | 281,899 | 26.7% |
Educational Attainment in Maricopa County
*Base on 2012 Data
| Population 25 years and over | 2,451,398 | 100% |
| Less than 9th grade | 159,594 | 6.5% |
| 9th to 12th grade, no diploma | 179,859 | 7.3% |
| High school graduate (includes equivalency) | 568,115 | 23.2% |
| Some college, no degree | 622,141 | 25.4% |
| Associate's degree | 199,210 | 8.1% |
| Bachelor's degree | 466,585 | 19.0% |
| Graduate or professional degree | 255,894 | 10.4% |
| Percent high school graduate or higher | 0 | 86.2% |
| Percent bachelor's degree or higher | 0 | 29.5% |
Veteran Status in Maricopa County
*Base on 2012 Data
| Civilian population 18 years and over | 2,826,846 | 100% |
| Civilian veterans | 275,434 | 9.7% |
Disability Status Of The Civilian Noninstitutionalized Population in Maricopa County
*Base on 2012 Data
| Total Civilian Noninstitutionalized Population | 3,811,852 | 100% |
| With a disability | 375,271 | 9.8% |
| Under 18 years | 1,008,592 | 100% |
| With a disability | 32,515 | 3.2% |
| 18 to 64 years | 2,339,031 | 100% |
| With a disability | 191,691 | 8.2% |
| 65 years and over | 464,229 | 100% |
| With a disability | 151,065 | 32.5% |
Residence 1 Year Ago in Maricopa County
*Base on 2012 Data
| Population 1 year and over | 3,786,891 | 100% |
| Same house | 3,026,874 | 79.9% |
| Different house in the U.S. | 735,413 | 19.4% |
| Same county | 568,098 | 15.0% |
| Different county | 167,315 | 4.4% |
| Same state | 38,578 | 1.0% |
| Different state | 128,737 | 3.4% |
| Abroad | 24,604 | 0.6% |
Place Of Birth in Maricopa County
*Base on 2012 Data
| Total population | 3,841,819 | 100% |
| Native | 3,262,683 | 84.9% |
| Born in United States | 3,218,935 | 83.8% |
| State of residence | 1,389,122 | 36.2% |
| Different state | 1,829,813 | 47.6% |
| Born in Puerto Rico, U.S. Island areas, or born abroad to American parent(s) | 43,748 | 1.1% |
| Foreign born | 579,136 | 15.1% |
U.S. Citizenship Status in Maricopa County
*Base on 2012 Data
| Foreign-born population | 579,136 | 100% |
| Naturalized U.S. citizen | 194,637 | 33.6% |
| Not a U.S. citizen | 384,499 | 66.4% |
Year of Entry in Maricopa County
*Base on 2012 Data
| Population born outside the United States | 622,884 | 100% |
| Native | 43,748 | 100% |
| Entered 2010 or later | 762 | 1.7% |
| Entered before 2010 | 42,986 | 98.3% |
| Foreign born | 579,136 | 100% |
| Entered 2010 or later | 14,525 | 2.5% |
| Entered before 2010 | 564,611 | 97.5% |
World Region Of Birth Of Foreign Born in Maricopa County
*Base on 2012 Data
| Foreign-born population, excluding population born at sea | 579,136 | 100% |
| Europe | 55,665 | 9.6% |
| Asia | 111,840 | 19.3% |
| Africa | 16,745 | 2.9% |
| Oceania | 2,395 | 0.4% |
| Latin America | 369,962 | 63.9% |
| Northern America | 22,529 | 3.9% |