Language Spoken At Home in Alton City
*Base on 2012 Data
| Population 5 years and over | 11,987 | 100% |
| English only | 787 | 6.6% |
| Language other than English | 11,200 | 93.4% |
| Speak English less than very well | 5,068 | 42.3% |
| Spanish | 11,183 | 93.3% |
| Speak English less than very well | 5,051 | 42.1% |
| Other Indo-European languages | 17 | 0.1% |
| Speak English less than very well | 17 | 0.1% |
| Asian and Pacific Islander languages | 0 | 0.0% |
| Speak English less than very well | 0 | 0.0% |
| Other languages | 0 | 0.0% |
| Speak English less than very well | 0 | 0.0% |
Ancestry in Alton City
*Base on 2012 Data
| Total population | 13,298 | 100% |
| American | 39 | 0.3% |
| Arab | 0 | 0.0% |
| Czech | 0 | 0.0% |
| Danish | 0 | 0.0% |
| Dutch | 0 | 0.0% |
| English | 186 | 1.4% |
| French (except Basque) | 116 | 0.9% |
| French Canadian | 0 | 0.0% |
| German | 47 | 0.4% |
| Greek | 0 | 0.0% |
| Hungarian | 0 | 0.0% |
| Irish | 182 | 1.4% |
| Italian | 0 | 0.0% |
| Lithuanian | 0 | 0.0% |
| Norwegian | 0 | 0.0% |
| Polish | 0 | 0.0% |
| Portuguese | 0 | 0.0% |
| Russian | 0 | 0.0% |
| Scotch-Irish | 0 | 0.0% |
| Scottish | 0 | 0.0% |
| Slovak | 0 | 0.0% |
| Subsaharan African | 0 | 0.0% |
| Swedish | 0 | 0.0% |
| Swiss | 0 | 0.0% |
| Ukrainian | 0 | 0.0% |
| Welsh | 9 | 0.1% |
| West Indian (excluding Hispanic origin groups) | 0 | 0.0% |
Households By Type in Alton City
*Base on 2012 Data
| Total households | 3,466 | 100% |
| Family households (families) | 3,026 | 87.3% |
| With own children under 18 years | 1,834 | 52.9% |
| Married-couple family | 2,157 | 62.2% |
| With own children under 18 years | 1,214 | 35.0% |
| Male householder, no wife present, family | 170 | 4.9% |
| With own children under 18 years | 90 | 2.6% |
| Female householder, no husband present, family | 699 | 20.2% |
| With own children under 18 years | 530 | 15.3% |
| Nonfamily households | 440 | 12.7% |
| Householder living alone | 342 | 9.9% |
| 65 years and over | 113 | 3.3% |
| Households with one or more people under 18 years | 2,108 | 60.8% |
| Households with one or more people 65 years and over | 628 | 18.1% |
| Average household size | 4 | 0% |
| Average family size | 4 | 0% |
Relationship in Alton City
*Base on 2012 Data
| Population in households | 13,298 | 100% |
| Householder | 3,466 | 26.1% |
| Spouse | 2,123 | 16.0% |
| Child | 5,649 | 42.5% |
| Other relatives | 1,736 | 13.1% |
| Nonrelatives | 324 | 2.4% |
| Unmarried partner | 76 | 0.6% |
Marital Status in Alton City
*Base on 2012 Data
| Males 15 years and over | 5,076 | 100% |
| Never married | 1,934 | 38.1% |
| Now married, except separated | 2,852 | 56.2% |
| Separated | 64 | 1.3% |
| Widowed | 94 | 1.9% |
| Divorced | 132 | 2.6% |
| Females 15 years and over | 4,549 | 100% |
| Never married | 1,211 | 26.6% |
| Now married, except separated | 2,644 | 58.1% |
| Separated | 240 | 5.3% |
| Widowed | 188 | 4.1% |
| Divorced | 266 | 5.8% |
Fertility in Alton City
*Base on 2012 Data
| Number of women 15 to 50 years old who had a birth in the past 12 months | 480 | 100% |
| Unmarried women (widowed, divorced, and never married) | 140 | 29.2% |
| Per 1,000 unmarried women | 110 | 0% |
| Per 1,000 women 15 to 50 years old | 153 | 0% |
| Per 1,000 women 15 to 19 years old | 42 | 0% |
| Per 1,000 women 20 to 34 years old | 266 | 0% |
| Per 1,000 women 35 to 50 years old | 25 | 0% |
Grandparents in Alton City
*Base on 2012 Data
| Number of grandparents living with own grandchildren under 18 years | 711 | 100% |
| Responsible for grandchildren | 231 | 32.5% |
| Less than 1 year | 175 | 24.6% |
| 1 or 2 years | 22 | 3.1% |
| 3 or 4 years | 34 | 4.8% |
| 5 or more years | 0 | 0.0% |
| Number of grandparents responsible for own grandchildren under 18 years | 231 | 100% |
| Who are female | 127 | 55.0% |
| Who are married | 231 | 100.0% |
School Enrollment in Alton City
*Base on 2012 Data
| Population 3 years and over enrolled in school | 3,891 | 100% |
| Nursery school, preschool | 180 | 4.6% |
| Kindergarten | 351 | 9.0% |
| Elementary school (grades 1-8) | 1,889 | 48.5% |
| High school (grades 9-12) | 898 | 23.1% |
| College or graduate school | 573 | 14.7% |
Educational Attainment in Alton City
*Base on 2012 Data
| Population 25 years and over | 7,298 | 100% |
| Less than 9th grade | 2,523 | 34.6% |
| 9th to 12th grade, no diploma | 1,389 | 19.0% |
| High school graduate (includes equivalency) | 1,441 | 19.7% |
| Some college, no degree | 1,272 | 17.4% |
| Associate's degree | 386 | 5.3% |
| Bachelor's degree | 242 | 3.3% |
| Graduate or professional degree | 45 | 0.6% |
| Percent high school graduate or higher | 0 | 46.4% |
| Percent bachelor's degree or higher | 0 | 3.9% |
Veteran Status in Alton City
*Base on 2012 Data
| Civilian population 18 years and over | 8,855 | 100% |
| Civilian veterans | 159 | 1.8% |
Disability Status Of The Civilian Noninstitutionalized Population in Alton City
*Base on 2012 Data
| Total Civilian Noninstitutionalized Population | 13,298 | 100% |
| With a disability | 2,487 | 18.7% |
| Under 18 years | 4,443 | 100% |
| With a disability | 426 | 9.6% |
| 18 to 64 years | 7,959 | 100% |
| With a disability | 1,605 | 20.2% |
| 65 years and over | 896 | 100% |
| With a disability | 456 | 50.9% |
Residence 1 Year Ago in Alton City
*Base on 2012 Data
| Population 1 year and over | 12,839 | 100% |
| Same house | 10,850 | 84.5% |
| Different house in the U.S. | 1,899 | 14.8% |
| Same county | 1,583 | 12.3% |
| Different county | 316 | 2.5% |
| Same state | 269 | 2.1% |
| Different state | 47 | 0.4% |
| Abroad | 90 | 0.7% |
Place Of Birth in Alton City
*Base on 2012 Data
| Total population | 13,298 | 100% |
| Native | 8,267 | 62.2% |
| Born in United States | 8,224 | 61.8% |
| State of residence | 7,473 | 56.2% |
| Different state | 751 | 5.6% |
| Born in Puerto Rico, U.S. Island areas, or born abroad to American parent(s) | 43 | 0.3% |
| Foreign born | 5,031 | 37.8% |
U.S. Citizenship Status in Alton City
*Base on 2012 Data
| Foreign-born population | 5,031 | 100% |
| Naturalized U.S. citizen | 1,356 | 27.0% |
| Not a U.S. citizen | 3,675 | 73.0% |
Year of Entry in Alton City
*Base on 2012 Data
| Population born outside the United States | 5,074 | 100% |
| Native | 43 | 100% |
| Entered 2010 or later | 0 | 0.0% |
| Entered before 2010 | 43 | 100.0% |
| Foreign born | 5,031 | 100% |
| Entered 2010 or later | 81 | 1.6% |
| Entered before 2010 | 4,950 | 98.4% |
World Region Of Birth Of Foreign Born in Alton City
*Base on 2012 Data
| Foreign-born population, excluding population born at sea | 5,031 | 100% |
| Europe | 0 | 0.0% |
| Asia | 0 | 0.0% |
| Africa | 0 | 0.0% |
| Oceania | 0 | 0.0% |
| Latin America | 5,031 | 100.0% |
| Northern America | 0 | 0.0% |