Population by Age in Niwot
*Base on 2010 Data
| Total population | 4,006 | 100.00% |
| Under 5 years | 132 | 3.30% |
| 5 to 9 years | 249 | 6.22% |
| 10 to 14 years | 387 | 9.66% |
| 15 to 19 years | 348 | 8.69% |
| 20 to 24 years | 101 | 2.52% |
| 25 to 29 years | 89 | 2.22% |
| 30 to 34 years | 94 | 2.35% |
| 35 to 39 years | 169 | 4.22% |
| 40 to 44 years | 292 | 7.29% |
| 45 to 49 years | 455 | 11.36% |
| 50 to 54 years | 571 | 14.25% |
| 55 to 59 years | 406 | 10.13% |
| 60 to 64 years | 274 | 6.84% |
| 65 to 69 years | 189 | 4.72% |
| 70 to 74 years | 108 | 2.70% |
| 75 to 79 years | 66 | 1.65% |
| 80 to 84 years | 47 | 1.17% |
| 85 years and over | 29 | 0.72% |
Male Population in Niwot
*Base on 2010 Data
| Male population | 1,949 | 48.65% |
| Under 5 years | 60 | 1.50% |
| 5 to 9 years | 120 | 3.00% |
| 10 to 14 years | 200 | 4.99% |
| 15 to 19 years | 162 | 4.04% |
| 20 to 24 years | 67 | 1.67% |
| 25 to 29 years | 39 | 0.97% |
| 30 to 34 years | 50 | 1.25% |
| 35 to 39 years | 68 | 1.70% |
| 40 to 44 years | 141 | 3.52% |
| 45 to 49 years | 204 | 5.09% |
| 50 to 54 years | 274 | 6.84% |
| 55 to 59 years | 202 | 5.04% |
| 60 to 64 years | 144 | 3.59% |
| 65 to 69 years | 94 | 2.35% |
| 70 to 74 years | 52 | 1.30% |
| 75 to 79 years | 37 | 0.92% |
| 80 to 84 years | 25 | 0.62% |
| 85 years and over | 10 | 0.25% |
Female Population in Niwot
*Base on 2010 Data
| Female population | 2,057 | 51.35% |
| Under 5 years | 72 | 1.80% |
| 5 to 9 years | 129 | 3.22% |
| 10 to 14 years | 187 | 4.67% |
| 15 to 19 years | 186 | 4.64% |
| 20 to 24 years | 34 | 0.85% |
| 25 to 29 years | 50 | 1.25% |
| 30 to 34 years | 44 | 1.10% |
| 35 to 39 years | 101 | 2.52% |
| 40 to 44 years | 151 | 3.77% |
| 45 to 49 years | 251 | 6.27% |
| 50 to 54 years | 297 | 7.41% |
| 55 to 59 years | 204 | 5.09% |
| 60 to 64 years | 130 | 3.25% |
| 65 to 69 years | 95 | 2.37% |
| 70 to 74 years | 56 | 1.40% |
| 75 to 79 years | 29 | 0.72% |
| 80 to 84 years | 22 | 0.55% |
| 85 years and over | 19 | 0.47% |
Median Age in Niwot
*Base on 2010 Data
| Both | 46.70% | |
| Male | 47.00% | |
| Female | 46.50% |
Race in Niwot
*Base on 2010 Data
| Total | 4,006 | 100.00% |
| Population of one race | 3,915 | 97.73% |
| White | 3,763 | 93.93% |
| Black or African American | 22 | 0.55% |
| American Indian and Alaska Native | 9 | 0.22% |
| Asian | 97 | 2.42% |
| Asian Indian | 11 | 0.27% |
| Chinese | 33 | 0.82% |
| Filipino | 6 | 0.15% |
| Japanese | 14 | 0.35% |
| Korean | 16 | 0.40% |
| Vietnamese | 2 | 0.05% |
| Other Asian | 15 | 0.37% |
| Native Hawaiian and Other Pacific Islander | 2 | 0.05% |
| Native Hawaiian | 1 | 0.02% |
| Guamanian or Chamorro | 1 | 0.02% |
| Samoan | 0 | 0.00% |
| Other Pacific Islander | 0 | 0.00% |
| Some Other Race | 22 | 0.55% |
| Population of Two or More Races | 91 | 2.27% |
| White; American Indian and Alaska Native | 24 | 0.60% |
| White; Asian | 35 | 0.87% |
| White; Black or African American | 10 | 0.25% |
| White; Some Other Race | 12 | 0.30% |
The Population 16 Years in Niwot
*Base on 2010 Data
| Total | 3,145 | 100.00% |
| Male | 1,525 | 48.49% |
| Female | 1,620 | 51.51% |
The Population 18 Years in Niwot
*Base on 2010 Data
| Total | 2,973 | 100.00% |
| Male | 1,451 | 48.81% |
| Female | 1,522 | 51.19% |
The Population 21 Years in Niwot
*Base on 2010 Data
| Total | 2,878 | 100.00% |
| Male | 1,402 | 48.71% |
| Female | 1,476 | 51.29% |
The Population 62 Years in Niwot
*Base on 2010 Data
| Total | 596 | 100.00% |
| Male | 297 | 49.83% |
| Female | 299 | 50.17% |
The Population 65 Years in Niwot
*Base on 2010 Data
| Total | 439 | 100.00% |
| Male | 218 | 49.66% |
| Female | 221 | 50.34% |
Race (total races tallied) in Niwot
*Base on 2010 Data
| White alone or in combination with one or more other races | 3,850 | 93.83% |
| Black or African American alone or in combination with one or more other races | 35 | 0.85% |
| American Indian and Alaska Native alone or in combination with one or more other races | 36 | 0.88% |
| Asian alone or in combination with one or more other races | 139 | 3.39% |
| Native Hawaiian and Other Pacific Islander alone or in combination with one or more other races | 7 | 0.17% |
| Some Other Race alone or in combination with one or more other races | 36 | 0.88% |
Hispanic or Latino by Specific Origin in Niwot
*Base on 2010 Data
| Total | 4,006 | 100.00% |
| Hispanic or Latino (of any race) | 131 | 3.27% |
| Mexican | 71 | 1.77% |
| Puerto Rican | 10 | 0.25% |
| Cuban | 5 | 0.12% |
| Other Hispanic or Latino | 45 | 1.12% |
| Not Hispanic or Latino | 3,875 | 96.73% |
Hispanic or Latino and Race in Niwot
*Base on 2010 Data
| Total | 4,006 | 100.00% |
| Hispanic or Latino | 131 | 3.27% |
| White alone | 91 | 2.27% |
| Black or African American alone | 0 | 0.00% |
| American Indian and Alaska Native alone | 2 | 0.05% |
| Asian alone | 0 | 0.00% |
| Native Hawaiian and Other Pacific Islander alone | 0 | 0.00% |
| Some Other Race alone | 21 | 0.52% |
| Two or More Races | 17 | 0.42% |
| Not Hispanic or Latino | 3,875 | 96.73% |
| White alone | 3,672 | 91.66% |
| Black or African American alone | 22 | 0.55% |
| American Indian and Alaska Native alone | 7 | 0.17% |
| Asian alone | 97 | 2.42% |
| Native Hawaiian and Other Pacific Islander alone | 2 | 0.05% |
| Some Other Race alone | 1 | 0.02% |
| Two or More Races | 74 | 1.85% |
Relationship in Niwot
*Base on 2010 Data
| Total | 4,006 | 100.00% |
| In households | 4,006 | 100.00% |
| Householder | 1,582 | 39.49% |
| Spouse | 981 | 24.49% |
| Child | 1,244 | 31.05% |
| Own child under 18 years | 1,013 | 25.29% |
| Other relatives | 62 | 1.55% |
| Under 18 years | 18 | 0.45% |
| 65 years and over | 19 | 0.47% |
| Nonrelatives | 137 | 3.42% |
| Under 18 years | 2 | 0.05% |
| 65 years and over | 9 | 0.22% |
| Unmarried partner | 61 | 1.52% |
| In group quarters | 0 | 0.00% |
| Institutionalized population | 0 | 0.00% |
| Male | 0 | 0.00% |
| Female | 0 | 0.00% |
| Noninstitutionalized population | 0 | 0.00% |
| Male | 0 | 0.00% |
| Female | 0 | 0.00% |
Households by Type in Niwot
*Base on 2010 Data
| Subject | Number | Percent |
|---|---|---|
| Total | 1,582 | 100.00% |
| Family households (families) | 1,125 | 71.11% |
| With own children under 18 years | 554 | 35.02% |
| Husband-wife family | 981 | 62.01% |
| With own children under 18 years | 470 | 29.71% |
| Male householder, no wife present | 37 | 2.34% |
| With own children under 18 years | 20 | 1.26% |
| Female householder, no husband present | 107 | 6.76% |
| With own children under 18 years | 64 | 4.05% |
| Nonfamily households | 457 | 28.89% |
| Householder living alone | 373 | 23.58% |
| Male | 164 | 10.37% |
| 65 years and over | 28 | 1.77% |
| Female | 209 | 13.21% |
| 65 years and over | 68 | 4.30% |
Households with individuals under 18 years in Niwot
*Base on 2010 Data
| Total | 569 | 35.97% |
Households with individuals under 65 years in Niwot
*Base on 2010 Data
| Total | 314 | 19.85% |
Average Household Size in Niwot
*Base on 2010 Data
| Average household size | 3 | % |
Average Family Size in Niwot
*Base on 2010 Data
| Average family size | 3 | % |
Housing Occupancy(Total housing units) in Niwot
*Base on 2010 Data
| Total | 1,669 | 100.00% |
| Occupied housing units | 1,582 | 94.79% |
| Vacant housing units | 87 | 5.21% |
| For rent | 16 | 0.96% |
| Rented, not occupied | 4 | 0.24% |
| For sale only | 27 | 1.62% |
| Sold, not occupied | 4 | 0.24% |
| For seasonal, recreational, or occasional use | 22 | 1.32% |
| All other vacants | 14 | 0.84% |
Homeowner Vacancy Rate in Niwot
*Base on 2010 Data
| Homeowner vacancy rate (percent) | 2.00% |
Rental Vacancy Rate in Niwot
*Base on 2010 Data
| Rental vacancy rate (percent) | 5.70% |
Housing Tenure(Occupied housing units) in Niwot
*Base on 2010 Data
| Total | 1,582 | 100.00% |
| Owner-occupied housing units | 1,321 | 83.50% |
| Renter-occupied housing units | 261 | 16.50% |
Population in Occupied Housing Units by Tenure(Population in occupied housing units) in Niwot
*Base on 2010 Data
| Owner-occupied housing units | 3,532 | 88.17% |
| Renter-occupied housing units | 474 | 11.83% |
Average Household Size of Occupied Housing Units by Tenure in Niwot
*Base on 2010 Data
| Owner occupied | 3 | % |
| Renter occupied | 2 | % |