Language Spoken At Home in Polk County
*Base on 2012 Data
| Population 5 years and over | 38,143 | 100% |
| English only | 33,372 | 87.5% |
| Language other than English | 4,771 | 12.5% |
| Speak English less than very well | 2,772 | 7.3% |
| Spanish | 4,178 | 11.0% |
| Speak English less than very well | 2,526 | 6.6% |
| Other Indo-European languages | 281 | 0.7% |
| Speak English less than very well | 135 | 0.4% |
| Asian and Pacific Islander languages | 245 | 0.6% |
| Speak English less than very well | 96 | 0.3% |
| Other languages | 67 | 0.2% |
| Speak English less than very well | 15 | 0.0% |
Ancestry in Polk County
*Base on 2012 Data
| Total population | 41,350 | 100% |
| American | 7,179 | 17.4% |
| Arab | 73 | 0.2% |
| Czech | 22 | 0.1% |
| Danish | 0 | 0.0% |
| Dutch | 591 | 1.4% |
| English | 5,100 | 12.3% |
| French (except Basque) | 385 | 0.9% |
| French Canadian | 82 | 0.2% |
| German | 2,123 | 5.1% |
| Greek | 36 | 0.1% |
| Hungarian | 0 | 0.0% |
| Irish | 5,918 | 14.3% |
| Italian | 214 | 0.5% |
| Lithuanian | 21 | 0.1% |
| Norwegian | 17 | 0.0% |
| Polish | 190 | 0.5% |
| Portuguese | 0 | 0.0% |
| Russian | 52 | 0.1% |
| Scotch-Irish | 292 | 0.7% |
| Scottish | 365 | 0.9% |
| Slovak | 0 | 0.0% |
| Subsaharan African | 234 | 0.6% |
| Swedish | 96 | 0.2% |
| Swiss | 43 | 0.1% |
| Ukrainian | 5 | 0.0% |
| Welsh | 68 | 0.2% |
| West Indian (excluding Hispanic origin groups) | 168 | 0.4% |
Households By Type in Polk County
*Base on 2012 Data
| Total households | 14,633 | 100% |
| Family households (families) | 10,546 | 72.1% |
| With own children under 18 years | 4,619 | 31.6% |
| Married-couple family | 7,576 | 51.8% |
| With own children under 18 years | 3,107 | 21.2% |
| Male householder, no wife present, family | 947 | 6.5% |
| With own children under 18 years | 501 | 3.4% |
| Female householder, no husband present, family | 2,023 | 13.8% |
| With own children under 18 years | 1,011 | 6.9% |
| Nonfamily households | 4,087 | 27.9% |
| Householder living alone | 3,678 | 25.1% |
| 65 years and over | 1,418 | 9.7% |
| Households with one or more people under 18 years | 5,567 | 38.0% |
| Households with one or more people 65 years and over | 3,989 | 27.3% |
| Average household size | 3 | 0% |
| Average family size | 3 | 0% |
Relationship in Polk County
*Base on 2012 Data
| Population in households | 40,703 | 100% |
| Householder | 14,633 | 36.0% |
| Spouse | 7,567 | 18.6% |
| Child | 13,155 | 32.3% |
| Other relatives | 3,545 | 8.7% |
| Nonrelatives | 1,803 | 4.4% |
| Unmarried partner | 605 | 1.5% |
Marital Status in Polk County
*Base on 2012 Data
| Males 15 years and over | 15,728 | 100% |
| Never married | 4,240 | 27.0% |
| Now married, except separated | 8,664 | 55.1% |
| Separated | 311 | 2.0% |
| Widowed | 452 | 2.9% |
| Divorced | 2,061 | 13.1% |
| Females 15 years and over | 16,317 | 100% |
| Never married | 3,430 | 21.0% |
| Now married, except separated | 7,992 | 49.0% |
| Separated | 672 | 4.1% |
| Widowed | 1,772 | 10.9% |
| Divorced | 2,451 | 15.0% |
Fertility in Polk County
*Base on 2012 Data
| Number of women 15 to 50 years old who had a birth in the past 12 months | 0 | 0% |
| Unmarried women (widowed, divorced, and never married) | 0 | 0% |
| Per 1,000 unmarried women | 0 | 0% |
| Per 1,000 women 15 to 50 years old | 0 | 0% |
| Per 1,000 women 15 to 19 years old | 0 | 0% |
| Per 1,000 women 20 to 34 years old | 0 | 0% |
| Per 1,000 women 35 to 50 years old | 0 | 0% |
Grandparents in Polk County
*Base on 2012 Data
| Number of grandparents living with own grandchildren under 18 years | 1,359 | 100% |
| Responsible for grandchildren | 603 | 44.4% |
| Less than 1 year | 182 | 13.4% |
| 1 or 2 years | 64 | 4.7% |
| 3 or 4 years | 104 | 7.7% |
| 5 or more years | 253 | 18.6% |
| Number of grandparents responsible for own grandchildren under 18 years | 603 | 100% |
| Who are female | 373 | 61.9% |
| Who are married | 386 | 64.0% |
School Enrollment in Polk County
*Base on 2012 Data
| Population 3 years and over enrolled in school | 10,091 | 100% |
| Nursery school, preschool | 845 | 8.4% |
| Kindergarten | 835 | 8.3% |
| Elementary school (grades 1-8) | 4,647 | 46.1% |
| High school (grades 9-12) | 1,948 | 19.3% |
| College or graduate school | 1,816 | 18.0% |
Educational Attainment in Polk County
*Base on 2012 Data
| Population 25 years and over | 26,565 | 100% |
| Less than 9th grade | 2,915 | 11.0% |
| 9th to 12th grade, no diploma | 4,221 | 15.9% |
| High school graduate (includes equivalency) | 10,211 | 38.4% |
| Some college, no degree | 5,059 | 19.0% |
| Associate's degree | 1,127 | 4.2% |
| Bachelor's degree | 1,676 | 6.3% |
| Graduate or professional degree | 1,356 | 5.1% |
| Percent high school graduate or higher | 0 | 73.1% |
| Percent bachelor's degree or higher | 0 | 11.4% |
Veteran Status in Polk County
*Base on 2012 Data
| Civilian population 18 years and over | 30,417 | 100% |
| Civilian veterans | 3,027 | 10.0% |
Disability Status Of The Civilian Noninstitutionalized Population in Polk County
*Base on 2012 Data
| Total Civilian Noninstitutionalized Population | 40,740 | 100% |
| With a disability | 7,276 | 17.9% |
| Under 18 years | 10,879 | 100% |
| With a disability | 587 | 5.4% |
| 18 to 64 years | 24,471 | 100% |
| With a disability | 4,160 | 17.0% |
| 65 years and over | 5,390 | 100% |
| With a disability | 2,529 | 46.9% |
Residence 1 Year Ago in Polk County
*Base on 2012 Data
| Population 1 year and over | 40,740 | 100% |
| Same house | 34,492 | 84.7% |
| Different house in the U.S. | 6,179 | 15.2% |
| Same county | 4,308 | 10.6% |
| Different county | 1,871 | 4.6% |
| Same state | 1,612 | 4.0% |
| Different state | 259 | 0.6% |
| Abroad | 69 | 0.2% |
Place Of Birth in Polk County
*Base on 2012 Data
| Total population | 41,350 | 100% |
| Native | 38,081 | 92.1% |
| Born in United States | 37,842 | 91.5% |
| State of residence | 31,875 | 77.1% |
| Different state | 5,967 | 14.4% |
| Born in Puerto Rico, U.S. Island areas, or born abroad to American parent(s) | 239 | 0.6% |
| Foreign born | 3,269 | 7.9% |
U.S. Citizenship Status in Polk County
*Base on 2012 Data
| Foreign-born population | 3,269 | 100% |
| Naturalized U.S. citizen | 830 | 25.4% |
| Not a U.S. citizen | 2,439 | 74.6% |
Year of Entry in Polk County
*Base on 2012 Data
| Population born outside the United States | 3,508 | 100% |
| Native | 239 | 100% |
| Entered 2010 or later | 0 | 0.0% |
| Entered before 2010 | 239 | 100.0% |
| Foreign born | 3,269 | 100% |
| Entered 2010 or later | 0 | 0.0% |
| Entered before 2010 | 3,269 | 100.0% |
World Region Of Birth Of Foreign Born in Polk County
*Base on 2012 Data
| Foreign-born population, excluding population born at sea | 3,269 | 100% |
| Europe | 126 | 3.9% |
| Asia | 247 | 7.6% |
| Africa | 69 | 2.1% |
| Oceania | 0 | 0.0% |
| Latin America | 2,816 | 86.1% |
| Northern America | 11 | 0.3% |