Population by Age in Polk County
*Base on 2010 Data
| Total population | 75,403 | 100.00% |
| Under 5 years | 4,887 | 6.48% |
| 5 to 9 years | 4,907 | 6.51% |
| 10 to 14 years | 5,322 | 7.06% |
| 15 to 19 years | 6,100 | 8.09% |
| 20 to 24 years | 5,967 | 7.91% |
| 25 to 29 years | 4,545 | 6.03% |
| 30 to 34 years | 4,250 | 5.64% |
| 35 to 39 years | 4,251 | 5.64% |
| 40 to 44 years | 4,472 | 5.93% |
| 45 to 49 years | 4,730 | 6.27% |
| 50 to 54 years | 5,047 | 6.69% |
| 55 to 59 years | 5,209 | 6.91% |
| 60 to 64 years | 4,564 | 6.05% |
| 65 to 69 years | 3,422 | 4.54% |
| 70 to 74 years | 2,457 | 3.26% |
| 75 to 79 years | 2,055 | 2.73% |
| 80 to 84 years | 1,580 | 2.10% |
| 85 years and over | 1,638 | 2.17% |
Male Population in Polk County
*Base on 2010 Data
| Male population | 36,689 | 48.66% |
| Under 5 years | 2,480 | 3.29% |
| 5 to 9 years | 2,540 | 3.37% |
| 10 to 14 years | 2,706 | 3.59% |
| 15 to 19 years | 3,002 | 3.98% |
| 20 to 24 years | 2,940 | 3.90% |
| 25 to 29 years | 2,257 | 2.99% |
| 30 to 34 years | 2,039 | 2.70% |
| 35 to 39 years | 2,100 | 2.79% |
| 40 to 44 years | 2,221 | 2.95% |
| 45 to 49 years | 2,353 | 3.12% |
| 50 to 54 years | 2,379 | 3.16% |
| 55 to 59 years | 2,434 | 3.23% |
| 60 to 64 years | 2,227 | 2.95% |
| 65 to 69 years | 1,644 | 2.18% |
| 70 to 74 years | 1,173 | 1.56% |
| 75 to 79 years | 919 | 1.22% |
| 80 to 84 years | 677 | 0.90% |
| 85 years and over | 598 | 0.79% |
Female Population in Polk County
*Base on 2010 Data
| Female population | 38,714 | 51.34% |
| Under 5 years | 2,407 | 3.19% |
| 5 to 9 years | 2,367 | 3.14% |
| 10 to 14 years | 2,616 | 3.47% |
| 15 to 19 years | 3,098 | 4.11% |
| 20 to 24 years | 3,027 | 4.01% |
| 25 to 29 years | 2,288 | 3.03% |
| 30 to 34 years | 2,211 | 2.93% |
| 35 to 39 years | 2,151 | 2.85% |
| 40 to 44 years | 2,251 | 2.99% |
| 45 to 49 years | 2,377 | 3.15% |
| 50 to 54 years | 2,668 | 3.54% |
| 55 to 59 years | 2,775 | 3.68% |
| 60 to 64 years | 2,337 | 3.10% |
| 65 to 69 years | 1,778 | 2.36% |
| 70 to 74 years | 1,284 | 1.70% |
| 75 to 79 years | 1,136 | 1.51% |
| 80 to 84 years | 903 | 1.20% |
| 85 years and over | 1,040 | 1.38% |
Median Age in Polk County
*Base on 2010 Data
| Both | 37.10% | |
| Male | 35.90% | |
| Female | 38.20% |
Race in Polk County
*Base on 2010 Data
| Total | 75,403 | 100.00% |
| Population of one race | 72,534 | 96.20% |
| White | 64,808 | 85.95% |
| Black or African American | 424 | 0.56% |
| American Indian and Alaska Native | 1,616 | 2.14% |
| Asian | 1,435 | 1.90% |
| Asian Indian | 176 | 0.23% |
| Chinese | 405 | 0.54% |
| Filipino | 210 | 0.28% |
| Japanese | 176 | 0.23% |
| Korean | 150 | 0.20% |
| Vietnamese | 142 | 0.19% |
| Other Asian | 176 | 0.23% |
| Native Hawaiian and Other Pacific Islander | 210 | 0.28% |
| Native Hawaiian | 67 | 0.09% |
| Guamanian or Chamorro | 22 | 0.03% |
| Samoan | 10 | 0.01% |
| Other Pacific Islander | 111 | 0.15% |
| Some Other Race | 4,041 | 5.36% |
| Population of Two or More Races | 2,869 | 3.80% |
| White; American Indian and Alaska Native | 1,010 | 1.34% |
| White; Asian | 560 | 0.74% |
| White; Black or African American | 311 | 0.41% |
| White; Some Other Race | 409 | 0.54% |
The Population 16 Years in Polk County
*Base on 2010 Data
| Total | 59,220 | 100.00% |
| Male | 28,427 | 48.00% |
| Female | 30,793 | 52.00% |
The Population 18 Years in Polk County
*Base on 2010 Data
| Total | 57,070 | 100.00% |
| Male | 27,314 | 47.86% |
| Female | 29,756 | 52.14% |
The Population 21 Years in Polk County
*Base on 2010 Data
| Total | 52,796 | 100.00% |
| Male | 25,322 | 47.96% |
| Female | 27,474 | 52.04% |
The Population 62 Years in Polk County
*Base on 2010 Data
| Total | 13,790 | 100.00% |
| Male | 6,278 | 45.53% |
| Female | 7,512 | 54.47% |
The Population 65 Years in Polk County
*Base on 2010 Data
| Total | 11,152 | 100.00% |
| Male | 5,011 | 44.93% |
| Female | 6,141 | 55.07% |
Race (total races tallied) in Polk County
*Base on 2010 Data
| White alone or in combination with one or more other races | 67,459 | 85.91% |
| Black or African American alone or in combination with one or more other races | 904 | 1.15% |
| American Indian and Alaska Native alone or in combination with one or more other races | 2,855 | 3.64% |
| Asian alone or in combination with one or more other races | 2,216 | 2.82% |
| Native Hawaiian and Other Pacific Islander alone or in combination with one or more other races | 502 | 0.64% |
| Some Other Race alone or in combination with one or more other races | 4,583 | 5.84% |
Hispanic or Latino by Specific Origin in Polk County
*Base on 2010 Data
| Total | 75,403 | 100.00% |
| Hispanic or Latino (of any race) | 9,088 | 12.05% |
| Mexican | 7,929 | 10.52% |
| Puerto Rican | 166 | 0.22% |
| Cuban | 50 | 0.07% |
| Other Hispanic or Latino | 943 | 1.25% |
| Not Hispanic or Latino | 66,315 | 87.95% |
Hispanic or Latino and Race in Polk County
*Base on 2010 Data
| Total | 75,403 | 100.00% |
| Hispanic or Latino | 9,088 | 12.05% |
| White alone | 4,106 | 5.45% |
| Black or African American alone | 30 | 0.04% |
| American Indian and Alaska Native alone | 236 | 0.31% |
| Asian alone | 32 | 0.04% |
| Native Hawaiian and Other Pacific Islander alone | 9 | 0.01% |
| Some Other Race alone | 3,962 | 5.25% |
| Two or More Races | 713 | 0.95% |
| Not Hispanic or Latino | 66,315 | 87.95% |
| White alone | 60,702 | 80.50% |
| Black or African American alone | 394 | 0.52% |
| American Indian and Alaska Native alone | 1,380 | 1.83% |
| Asian alone | 1,403 | 1.86% |
| Native Hawaiian and Other Pacific Islander alone | 201 | 0.27% |
| Some Other Race alone | 79 | 0.10% |
| Two or More Races | 2,156 | 2.86% |
Relationship in Polk County
*Base on 2010 Data
| Total | 75,403 | 100.00% |
| In households | 73,518 | 97.50% |
| Householder | 28,288 | 37.52% |
| Spouse | 15,337 | 20.34% |
| Child | 21,257 | 28.19% |
| Own child under 18 years | 16,482 | 21.86% |
| Other relatives | 3,596 | 4.77% |
| Under 18 years | 1,372 | 1.82% |
| 65 years and over | 557 | 0.74% |
| Nonrelatives | 5,040 | 6.68% |
| Under 18 years | 415 | 0.55% |
| 65 years and over | 240 | 0.32% |
| Unmarried partner | 1,836 | 2.43% |
| In group quarters | 1,885 | 2.50% |
| Institutionalized population | 399 | 0.53% |
| Male | 199 | 0.26% |
| Female | 200 | 0.27% |
| Noninstitutionalized population | 1,486 | 1.97% |
| Male | 631 | 0.84% |
| Female | 855 | 1.13% |
Households by Type in Polk County
*Base on 2010 Data
| Subject | Number | Percent |
|---|---|---|
| Total | 28,288 | 100.00% |
| Family households (families) | 19,545 | 69.09% |
| With own children under 18 years | 8,347 | 29.51% |
| Husband-wife family | 15,337 | 54.22% |
| With own children under 18 years | 5,948 | 21.03% |
| Male householder, no wife present | 1,306 | 4.62% |
| With own children under 18 years | 731 | 2.58% |
| Female householder, no husband present | 2,902 | 10.26% |
| With own children under 18 years | 1,668 | 5.90% |
| Nonfamily households | 8,743 | 30.91% |
| Householder living alone | 6,495 | 22.96% |
| Male | 2,615 | 9.24% |
| 65 years and over | 753 | 2.66% |
| Female | 3,880 | 13.72% |
| 65 years and over | 2,019 | 7.14% |
Households with individuals under 18 years in Polk County
*Base on 2010 Data
| Total | 9,156 | 32.37% |
Households with individuals under 65 years in Polk County
*Base on 2010 Data
| Total | 7,827 | 27.67% |
Average Household Size in Polk County
*Base on 2010 Data
| Average household size | 3 | % |
Average Family Size in Polk County
*Base on 2010 Data
| Average family size | 3 | % |
Housing Occupancy(Total housing units) in Polk County
*Base on 2010 Data
| Total | 30,302 | 100.00% |
| Occupied housing units | 28,288 | 93.35% |
| Vacant housing units | 2,014 | 6.65% |
| For rent | 838 | 2.77% |
| Rented, not occupied | 33 | 0.11% |
| For sale only | 448 | 1.48% |
| Sold, not occupied | 85 | 0.28% |
| For seasonal, recreational, or occasional use | 202 | 0.67% |
| All other vacants | 408 | 1.35% |
Homeowner Vacancy Rate in Polk County
*Base on 2010 Data
| Homeowner vacancy rate (percent) | 2.30% |
Rental Vacancy Rate in Polk County
*Base on 2010 Data
| Rental vacancy rate (percent) | 8.00% |
Housing Tenure(Occupied housing units) in Polk County
*Base on 2010 Data
| Total | 28,288 | 100.00% |
| Owner-occupied housing units | 18,736 | 66.23% |
| Renter-occupied housing units | 9,552 | 33.77% |
Population in Occupied Housing Units by Tenure(Population in occupied housing units) in Polk County
*Base on 2010 Data
| Owner-occupied housing units | 49,127 | 66.82% |
| Renter-occupied housing units | 24,391 | 33.18% |
Average Household Size of Occupied Housing Units by Tenure in Polk County
*Base on 2010 Data
| Owner occupied | 3 | % |
| Renter occupied | 3 | % |