Language Spoken At Home in Thiells
*Base on 2012 Data
| Population 5 years and over | 4,836 | 100% |
| English only | 3,791 | 78.4% |
| Language other than English | 1,045 | 21.6% |
| Speak English less than very well | 293 | 6.1% |
| Spanish | 822 | 17.0% |
| Speak English less than very well | 238 | 4.9% |
| Other Indo-European languages | 186 | 3.8% |
| Speak English less than very well | 45 | 0.9% |
| Asian and Pacific Islander languages | 19 | 0.4% |
| Speak English less than very well | 10 | 0.2% |
| Other languages | 18 | 0.4% |
| Speak English less than very well | 0 | 0.0% |
Ancestry in Thiells
*Base on 2012 Data
| Total population | 5,171 | 100% |
| American | 142 | 2.7% |
| Arab | 0 | 0.0% |
| Czech | 17 | 0.3% |
| Danish | 79 | 1.5% |
| Dutch | 14 | 0.3% |
| English | 241 | 4.7% |
| French (except Basque) | 47 | 0.9% |
| French Canadian | 0 | 0.0% |
| German | 639 | 12.4% |
| Greek | 14 | 0.3% |
| Hungarian | 23 | 0.4% |
| Irish | 1,418 | 27.4% |
| Italian | 1,391 | 26.9% |
| Lithuanian | 0 | 0.0% |
| Norwegian | 36 | 0.7% |
| Polish | 160 | 3.1% |
| Portuguese | 68 | 1.3% |
| Russian | 31 | 0.6% |
| Scotch-Irish | 32 | 0.6% |
| Scottish | 93 | 1.8% |
| Slovak | 25 | 0.5% |
| Subsaharan African | 8 | 0.2% |
| Swedish | 107 | 2.1% |
| Swiss | 31 | 0.6% |
| Ukrainian | 15 | 0.3% |
| Welsh | 0 | 0.0% |
| West Indian (excluding Hispanic origin groups) | 96 | 1.9% |
Households By Type in Thiells
*Base on 2012 Data
| Total households | 1,564 | 100% |
| Family households (families) | 1,407 | 90.0% |
| With own children under 18 years | 590 | 37.7% |
| Married-couple family | 1,143 | 73.1% |
| With own children under 18 years | 507 | 32.4% |
| Male householder, no wife present, family | 73 | 4.7% |
| With own children under 18 years | 0 | 0.0% |
| Female householder, no husband present, family | 191 | 12.2% |
| With own children under 18 years | 83 | 5.3% |
| Nonfamily households | 157 | 10.0% |
| Householder living alone | 148 | 9.5% |
| 65 years and over | 72 | 4.6% |
| Households with one or more people under 18 years | 630 | 40.3% |
| Households with one or more people 65 years and over | 554 | 35.4% |
| Average household size | 3 | 0% |
| Average family size | 3 | 0% |
Relationship in Thiells
*Base on 2012 Data
| Population in households | 5,131 | 100% |
| Householder | 1,564 | 30.5% |
| Spouse | 1,117 | 21.8% |
| Child | 1,745 | 34.0% |
| Other relatives | 499 | 9.7% |
| Nonrelatives | 206 | 4.0% |
| Unmarried partner | 36 | 0.7% |
Marital Status in Thiells
*Base on 2012 Data
| Males 15 years and over | 2,041 | 100% |
| Never married | 688 | 33.7% |
| Now married, except separated | 1,255 | 61.5% |
| Separated | 0 | 0.0% |
| Widowed | 66 | 3.2% |
| Divorced | 32 | 1.6% |
| Females 15 years and over | 2,186 | 100% |
| Never married | 606 | 27.7% |
| Now married, except separated | 1,250 | 57.2% |
| Separated | 105 | 4.8% |
| Widowed | 140 | 6.4% |
| Divorced | 85 | 3.9% |
Fertility in Thiells
*Base on 2012 Data
| Number of women 15 to 50 years old who had a birth in the past 12 months | 72 | 100% |
| Unmarried women (widowed, divorced, and never married) | 0 | 0.0% |
| Per 1,000 unmarried women | 0 | 0% |
| Per 1,000 women 15 to 50 years old | 57 | 0% |
| Per 1,000 women 15 to 19 years old | 0 | 0% |
| Per 1,000 women 20 to 34 years old | 160 | 0% |
| Per 1,000 women 35 to 50 years old | 32 | 0% |
Grandparents in Thiells
*Base on 2012 Data
| Number of grandparents living with own grandchildren under 18 years | 188 | 100% |
| Responsible for grandchildren | 0 | 0.0% |
| Less than 1 year | 0 | 0.0% |
| 1 or 2 years | 0 | 0.0% |
| 3 or 4 years | 0 | 0.0% |
| 5 or more years | 0 | 0.0% |
| Number of grandparents responsible for own grandchildren under 18 years | 0 | 0% |
| Who are female | 0 | 0% |
| Who are married | 0 | 0% |
School Enrollment in Thiells
*Base on 2012 Data
| Population 3 years and over enrolled in school | 1,233 | 100% |
| Nursery school, preschool | 11 | 0.9% |
| Kindergarten | 62 | 5.0% |
| Elementary school (grades 1-8) | 531 | 43.1% |
| High school (grades 9-12) | 362 | 29.4% |
| College or graduate school | 267 | 21.7% |
Educational Attainment in Thiells
*Base on 2012 Data
| Population 25 years and over | 3,481 | 100% |
| Less than 9th grade | 46 | 1.3% |
| 9th to 12th grade, no diploma | 58 | 1.7% |
| High school graduate (includes equivalency) | 1,110 | 31.9% |
| Some college, no degree | 642 | 18.4% |
| Associate's degree | 344 | 9.9% |
| Bachelor's degree | 764 | 21.9% |
| Graduate or professional degree | 517 | 14.9% |
| Percent high school graduate or higher | 0 | 97.0% |
| Percent bachelor's degree or higher | 0 | 36.8% |
Veteran Status in Thiells
*Base on 2012 Data
| Civilian population 18 years and over | 3,927 | 100% |
| Civilian veterans | 240 | 6.1% |
Disability Status Of The Civilian Noninstitutionalized Population in Thiells
*Base on 2012 Data
| Total Civilian Noninstitutionalized Population | 5,171 | 100% |
| With a disability | 538 | 10.4% |
| Under 18 years | 1,244 | 100% |
| With a disability | 22 | 1.8% |
| 18 to 64 years | 3,120 | 100% |
| With a disability | 347 | 11.1% |
| 65 years and over | 807 | 100% |
| With a disability | 169 | 20.9% |
Residence 1 Year Ago in Thiells
*Base on 2012 Data
| Population 1 year and over | 5,105 | 100% |
| Same house | 4,911 | 96.2% |
| Different house in the U.S. | 194 | 3.8% |
| Same county | 73 | 1.4% |
| Different county | 121 | 2.4% |
| Same state | 112 | 2.2% |
| Different state | 9 | 0.2% |
| Abroad | 0 | 0.0% |
Place Of Birth in Thiells
*Base on 2012 Data
| Total population | 5,171 | 100% |
| Native | 4,656 | 90.0% |
| Born in United States | 4,527 | 87.5% |
| State of residence | 4,199 | 81.2% |
| Different state | 328 | 6.3% |
| Born in Puerto Rico, U.S. Island areas, or born abroad to American parent(s) | 129 | 2.5% |
| Foreign born | 515 | 10.0% |
U.S. Citizenship Status in Thiells
*Base on 2012 Data
| Foreign-born population | 515 | 100% |
| Naturalized U.S. citizen | 288 | 55.9% |
| Not a U.S. citizen | 227 | 44.1% |
Year of Entry in Thiells
*Base on 2012 Data
| Population born outside the United States | 644 | 100% |
| Native | 129 | 100% |
| Entered 2010 or later | 0 | 0.0% |
| Entered before 2010 | 129 | 100.0% |
| Foreign born | 515 | 100% |
| Entered 2010 or later | 0 | 0.0% |
| Entered before 2010 | 515 | 100.0% |
World Region Of Birth Of Foreign Born in Thiells
*Base on 2012 Data
| Foreign-born population, excluding population born at sea | 515 | 100% |
| Europe | 101 | 19.6% |
| Asia | 65 | 12.6% |
| Africa | 16 | 3.1% |
| Oceania | 10 | 1.9% |
| Latin America | 323 | 62.7% |
| Northern America | 0 | 0.0% |