Language Spoken At Home in Welby
*Base on 2012 Data
| Population 5 years and over | 13,967 | 100% |
| English only | 8,986 | 64.3% |
| Language other than English | 4,981 | 35.7% |
| Speak English less than very well | 2,519 | 18.0% |
| Spanish | 4,448 | 31.8% |
| Speak English less than very well | 2,207 | 15.8% |
| Other Indo-European languages | 389 | 2.8% |
| Speak English less than very well | 238 | 1.7% |
| Asian and Pacific Islander languages | 96 | 0.7% |
| Speak English less than very well | 74 | 0.5% |
| Other languages | 48 | 0.3% |
| Speak English less than very well | 0 | 0.0% |
Ancestry in Welby
*Base on 2012 Data
| Total population | 15,389 | 100% |
| American | 1,398 | 9.1% |
| Arab | 0 | 0.0% |
| Czech | 90 | 0.6% |
| Danish | 30 | 0.2% |
| Dutch | 124 | 0.8% |
| English | 805 | 5.2% |
| French (except Basque) | 563 | 3.7% |
| French Canadian | 27 | 0.2% |
| German | 1,695 | 11.0% |
| Greek | 40 | 0.3% |
| Hungarian | 15 | 0.1% |
| Irish | 812 | 5.3% |
| Italian | 567 | 3.7% |
| Lithuanian | 19 | 0.1% |
| Norwegian | 212 | 1.4% |
| Polish | 331 | 2.2% |
| Portuguese | 168 | 1.1% |
| Russian | 168 | 1.1% |
| Scotch-Irish | 130 | 0.8% |
| Scottish | 118 | 0.8% |
| Slovak | 0 | 0.0% |
| Subsaharan African | 311 | 2.0% |
| Swedish | 179 | 1.2% |
| Swiss | 4 | 0.0% |
| Ukrainian | 0 | 0.0% |
| Welsh | 113 | 0.7% |
| West Indian (excluding Hispanic origin groups) | 68 | 0.4% |
Households By Type in Welby
*Base on 2012 Data
| Total households | 4,899 | 100% |
| Family households (families) | 3,522 | 71.9% |
| With own children under 18 years | 1,785 | 36.4% |
| Married-couple family | 2,564 | 52.3% |
| With own children under 18 years | 1,311 | 26.8% |
| Male householder, no wife present, family | 326 | 6.7% |
| With own children under 18 years | 109 | 2.2% |
| Female householder, no husband present, family | 632 | 12.9% |
| With own children under 18 years | 365 | 7.5% |
| Nonfamily households | 1,377 | 28.1% |
| Householder living alone | 962 | 19.6% |
| 65 years and over | 168 | 3.4% |
| Households with one or more people under 18 years | 2,045 | 41.7% |
| Households with one or more people 65 years and over | 833 | 17.0% |
| Average household size | 3 | 0% |
| Average family size | 4 | 0% |
Relationship in Welby
*Base on 2012 Data
| Population in households | 15,341 | 100% |
| Householder | 4,899 | 31.9% |
| Spouse | 2,519 | 16.4% |
| Child | 5,444 | 35.5% |
| Other relatives | 1,460 | 9.5% |
| Nonrelatives | 1,019 | 6.6% |
| Unmarried partner | 471 | 3.1% |
Marital Status in Welby
*Base on 2012 Data
| Males 15 years and over | 5,699 | 100% |
| Never married | 1,985 | 34.8% |
| Now married, except separated | 2,869 | 50.3% |
| Separated | 122 | 2.1% |
| Widowed | 237 | 4.2% |
| Divorced | 486 | 8.5% |
| Females 15 years and over | 5,613 | 100% |
| Never married | 1,690 | 30.1% |
| Now married, except separated | 2,789 | 49.7% |
| Separated | 88 | 1.6% |
| Widowed | 324 | 5.8% |
| Divorced | 722 | 12.9% |
Fertility in Welby
*Base on 2012 Data
| Number of women 15 to 50 years old who had a birth in the past 12 months | 479 | 100% |
| Unmarried women (widowed, divorced, and never married) | 286 | 59.7% |
| Per 1,000 unmarried women | 145 | 0% |
| Per 1,000 women 15 to 50 years old | 122 | 0% |
| Per 1,000 women 15 to 19 years old | 143 | 0% |
| Per 1,000 women 20 to 34 years old | 176 | 0% |
| Per 1,000 women 35 to 50 years old | 68 | 0% |
Grandparents in Welby
*Base on 2012 Data
| Number of grandparents living with own grandchildren under 18 years | 543 | 100% |
| Responsible for grandchildren | 174 | 32.0% |
| Less than 1 year | 122 | 22.5% |
| 1 or 2 years | 46 | 8.5% |
| 3 or 4 years | 6 | 1.1% |
| 5 or more years | 0 | 0.0% |
| Number of grandparents responsible for own grandchildren under 18 years | 174 | 100% |
| Who are female | 99 | 56.9% |
| Who are married | 151 | 86.8% |
School Enrollment in Welby
*Base on 2012 Data
| Population 3 years and over enrolled in school | 4,196 | 100% |
| Nursery school, preschool | 317 | 7.6% |
| Kindergarten | 167 | 4.0% |
| Elementary school (grades 1-8) | 2,261 | 53.9% |
| High school (grades 9-12) | 856 | 20.4% |
| College or graduate school | 595 | 14.2% |
Educational Attainment in Welby
*Base on 2012 Data
| Population 25 years and over | 9,147 | 100% |
| Less than 9th grade | 1,007 | 11.0% |
| 9th to 12th grade, no diploma | 1,093 | 11.9% |
| High school graduate (includes equivalency) | 3,539 | 38.7% |
| Some college, no degree | 1,936 | 21.2% |
| Associate's degree | 698 | 7.6% |
| Bachelor's degree | 646 | 7.1% |
| Graduate or professional degree | 228 | 2.5% |
| Percent high school graduate or higher | 0 | 77.0% |
| Percent bachelor's degree or higher | 0 | 9.6% |
Veteran Status in Welby
*Base on 2012 Data
| Civilian population 18 years and over | 10,698 | 100% |
| Civilian veterans | 875 | 8.2% |
Disability Status Of The Civilian Noninstitutionalized Population in Welby
*Base on 2012 Data
| Total Civilian Noninstitutionalized Population | 15,359 | 100% |
| With a disability | 1,533 | 10.0% |
| Under 18 years | 4,691 | 100% |
| With a disability | 191 | 4.1% |
| 18 to 64 years | 9,485 | 100% |
| With a disability | 940 | 9.9% |
| 65 years and over | 1,183 | 100% |
| With a disability | 402 | 34.0% |
Residence 1 Year Ago in Welby
*Base on 2012 Data
| Population 1 year and over | 14,964 | 100% |
| Same house | 12,345 | 82.5% |
| Different house in the U.S. | 2,507 | 16.8% |
| Same county | 1,977 | 13.2% |
| Different county | 530 | 3.5% |
| Same state | 393 | 2.6% |
| Different state | 137 | 0.9% |
| Abroad | 112 | 0.7% |
Place Of Birth in Welby
*Base on 2012 Data
| Total population | 15,389 | 100% |
| Native | 12,724 | 82.7% |
| Born in United States | 12,557 | 81.6% |
| State of residence | 8,662 | 56.3% |
| Different state | 3,895 | 25.3% |
| Born in Puerto Rico, U.S. Island areas, or born abroad to American parent(s) | 167 | 1.1% |
| Foreign born | 2,665 | 17.3% |
U.S. Citizenship Status in Welby
*Base on 2012 Data
| Foreign-born population | 2,665 | 100% |
| Naturalized U.S. citizen | 1,000 | 37.5% |
| Not a U.S. citizen | 1,665 | 62.5% |
Year of Entry in Welby
*Base on 2012 Data
| Population born outside the United States | 2,832 | 100% |
| Native | 167 | 100% |
| Entered 2010 or later | 0 | 0.0% |
| Entered before 2010 | 167 | 100.0% |
| Foreign born | 2,665 | 100% |
| Entered 2010 or later | 168 | 6.3% |
| Entered before 2010 | 2,497 | 93.7% |
World Region Of Birth Of Foreign Born in Welby
*Base on 2012 Data
| Foreign-born population, excluding population born at sea | 2,665 | 100% |
| Europe | 275 | 10.3% |
| Asia | 92 | 3.5% |
| Africa | 0 | 0.0% |
| Oceania | 0 | 0.0% |
| Latin America | 2,287 | 85.8% |
| Northern America | 11 | 0.4% |