Language Spoken At Home in Niwot
*Base on 2012 Data
| Population 5 years and over | 4,142 | 100% |
| English only | 3,854 | 93.0% |
| Language other than English | 288 | 7.0% |
| Speak English less than very well | 58 | 1.4% |
| Spanish | 27 | 0.7% |
| Speak English less than very well | 0 | 0.0% |
| Other Indo-European languages | 95 | 2.3% |
| Speak English less than very well | 0 | 0.0% |
| Asian and Pacific Islander languages | 166 | 4.0% |
| Speak English less than very well | 58 | 1.4% |
| Other languages | 0 | 0.0% |
| Speak English less than very well | 0 | 0.0% |
Ancestry in Niwot
*Base on 2012 Data
| Total population | 4,199 | 100% |
| American | 186 | 4.4% |
| Arab | 32 | 0.8% |
| Czech | 38 | 0.9% |
| Danish | 128 | 3.0% |
| Dutch | 110 | 2.6% |
| English | 493 | 11.7% |
| French (except Basque) | 169 | 4.0% |
| French Canadian | 10 | 0.2% |
| German | 974 | 23.2% |
| Greek | 51 | 1.2% |
| Hungarian | 35 | 0.8% |
| Irish | 445 | 10.6% |
| Italian | 325 | 7.7% |
| Lithuanian | 45 | 1.1% |
| Norwegian | 82 | 2.0% |
| Polish | 316 | 7.5% |
| Portuguese | 0 | 0.0% |
| Russian | 104 | 2.5% |
| Scotch-Irish | 63 | 1.5% |
| Scottish | 157 | 3.7% |
| Slovak | 8 | 0.2% |
| Subsaharan African | 17 | 0.4% |
| Swedish | 166 | 4.0% |
| Swiss | 0 | 0.0% |
| Ukrainian | 0 | 0.0% |
| Welsh | 19 | 0.5% |
| West Indian (excluding Hispanic origin groups) | 0 | 0.0% |
Households By Type in Niwot
*Base on 2012 Data
| Total households | 1,547 | 100% |
| Family households (families) | 1,112 | 71.9% |
| With own children under 18 years | 652 | 42.1% |
| Married-couple family | 997 | 64.4% |
| With own children under 18 years | 550 | 35.6% |
| Male householder, no wife present, family | 53 | 3.4% |
| With own children under 18 years | 40 | 2.6% |
| Female householder, no husband present, family | 62 | 4.0% |
| With own children under 18 years | 62 | 4.0% |
| Nonfamily households | 435 | 28.1% |
| Householder living alone | 385 | 24.9% |
| 65 years and over | 77 | 5.0% |
| Households with one or more people under 18 years | 673 | 43.5% |
| Households with one or more people 65 years and over | 239 | 15.4% |
| Average household size | 3 | 0% |
| Average family size | 3 | 0% |
Relationship in Niwot
*Base on 2012 Data
| Population in households | 4,195 | 100% |
| Householder | 1,547 | 36.9% |
| Spouse | 995 | 23.7% |
| Child | 1,424 | 33.9% |
| Other relatives | 69 | 1.6% |
| Nonrelatives | 160 | 3.8% |
| Unmarried partner | 114 | 2.7% |
Marital Status in Niwot
*Base on 2012 Data
| Males 15 years and over | 1,580 | 100% |
| Never married | 319 | 20.2% |
| Now married, except separated | 1,014 | 64.2% |
| Separated | 0 | 0.0% |
| Widowed | 0 | 0.0% |
| Divorced | 247 | 15.6% |
| Females 15 years and over | 1,714 | 100% |
| Never married | 451 | 26.3% |
| Now married, except separated | 1,015 | 59.2% |
| Separated | 0 | 0.0% |
| Widowed | 59 | 3.4% |
| Divorced | 189 | 11.0% |
Fertility in Niwot
*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 Niwot
*Base on 2012 Data
| Number of grandparents living with own grandchildren under 18 years | 33 | 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 Niwot
*Base on 2012 Data
| Population 3 years and over enrolled in school | 1,489 | 100% |
| Nursery school, preschool | 37 | 2.5% |
| Kindergarten | 64 | 4.3% |
| Elementary school (grades 1-8) | 743 | 49.9% |
| High school (grades 9-12) | 462 | 31.0% |
| College or graduate school | 183 | 12.3% |
Educational Attainment in Niwot
*Base on 2012 Data
| Population 25 years and over | 2,743 | 100% |
| Less than 9th grade | 0 | 0.0% |
| 9th to 12th grade, no diploma | 11 | 0.4% |
| High school graduate (includes equivalency) | 142 | 5.2% |
| Some college, no degree | 423 | 15.4% |
| Associate's degree | 86 | 3.1% |
| Bachelor's degree | 1,126 | 41.0% |
| Graduate or professional degree | 955 | 34.8% |
| Percent high school graduate or higher | 0 | 99.6% |
| Percent bachelor's degree or higher | 0 | 75.9% |
Veteran Status in Niwot
*Base on 2012 Data
| Civilian population 18 years and over | 2,873 | 100% |
| Civilian veterans | 129 | 4.5% |
Disability Status Of The Civilian Noninstitutionalized Population in Niwot
*Base on 2012 Data
| Total Civilian Noninstitutionalized Population | 4,199 | 100% |
| With a disability | 131 | 3.1% |
| Under 18 years | 1,326 | 100% |
| With a disability | 10 | 0.8% |
| 18 to 64 years | 2,525 | 100% |
| With a disability | 65 | 2.6% |
| 65 years and over | 348 | 100% |
| With a disability | 56 | 16.1% |
Residence 1 Year Ago in Niwot
*Base on 2012 Data
| Population 1 year and over | 4,199 | 100% |
| Same house | 3,576 | 85.2% |
| Different house in the U.S. | 613 | 14.6% |
| Same county | 547 | 13.0% |
| Different county | 66 | 1.6% |
| Same state | 55 | 1.3% |
| Different state | 11 | 0.3% |
| Abroad | 10 | 0.2% |
Place Of Birth in Niwot
*Base on 2012 Data
| Total population | 4,199 | 100% |
| Native | 3,917 | 93.3% |
| Born in United States | 3,902 | 92.9% |
| State of residence | 1,224 | 29.1% |
| Different state | 2,678 | 63.8% |
| Born in Puerto Rico, U.S. Island areas, or born abroad to American parent(s) | 15 | 0.4% |
| Foreign born | 282 | 6.7% |
U.S. Citizenship Status in Niwot
*Base on 2012 Data
| Foreign-born population | 282 | 100% |
| Naturalized U.S. citizen | 149 | 52.8% |
| Not a U.S. citizen | 133 | 47.2% |
Year of Entry in Niwot
*Base on 2012 Data
| Population born outside the United States | 297 | 100% |
| Native | 15 | 100% |
| Entered 2010 or later | 0 | 0.0% |
| Entered before 2010 | 15 | 100.0% |
| Foreign born | 282 | 100% |
| Entered 2010 or later | 10 | 3.5% |
| Entered before 2010 | 272 | 96.5% |
World Region Of Birth Of Foreign Born in Niwot
*Base on 2012 Data
| Foreign-born population, excluding population born at sea | 282 | 100% |
| Europe | 124 | 44.0% |
| Asia | 58 | 20.6% |
| Africa | 0 | 0.0% |
| Oceania | 0 | 0.0% |
| Latin America | 14 | 5.0% |
| Northern America | 86 | 30.5% |