Population by Age in Winnebago County
*Base on 2010 Data
| Total population | 295,266 | 100.00% |
| Under 5 years | 19,656 | 6.66% |
| 5 to 9 years | 20,109 | 6.81% |
| 10 to 14 years | 20,973 | 7.10% |
| 15 to 19 years | 20,576 | 6.97% |
| 20 to 24 years | 17,446 | 5.91% |
| 25 to 29 years | 18,665 | 6.32% |
| 30 to 34 years | 17,936 | 6.07% |
| 35 to 39 years | 19,134 | 6.48% |
| 40 to 44 years | 19,620 | 6.64% |
| 45 to 49 years | 22,210 | 7.52% |
| 50 to 54 years | 21,929 | 7.43% |
| 55 to 59 years | 19,667 | 6.66% |
| 60 to 64 years | 16,630 | 5.63% |
| 65 to 69 years | 12,484 | 4.23% |
| 70 to 74 years | 9,014 | 3.05% |
| 75 to 79 years | 7,319 | 2.48% |
| 80 to 84 years | 5,924 | 2.01% |
| 85 years and over | 5,974 | 2.02% |
Male Population in Winnebago County
*Base on 2010 Data
| Male population | 144,327 | 48.88% |
| Under 5 years | 10,090 | 3.42% |
| 5 to 9 years | 10,249 | 3.47% |
| 10 to 14 years | 10,640 | 3.60% |
| 15 to 19 years | 10,471 | 3.55% |
| 20 to 24 years | 8,626 | 2.92% |
| 25 to 29 years | 9,132 | 3.09% |
| 30 to 34 years | 8,867 | 3.00% |
| 35 to 39 years | 9,530 | 3.23% |
| 40 to 44 years | 9,751 | 3.30% |
| 45 to 49 years | 11,047 | 3.74% |
| 50 to 54 years | 10,916 | 3.70% |
| 55 to 59 years | 9,579 | 3.24% |
| 60 to 64 years | 7,991 | 2.71% |
| 65 to 69 years | 5,949 | 2.01% |
| 70 to 74 years | 4,107 | 1.39% |
| 75 to 79 years | 3,172 | 1.07% |
| 80 to 84 years | 2,380 | 0.81% |
| 85 years and over | 1,830 | 0.62% |
Female Population in Winnebago County
*Base on 2010 Data
| Female population | 150,939 | 51.12% |
| Under 5 years | 9,566 | 3.24% |
| 5 to 9 years | 9,860 | 3.34% |
| 10 to 14 years | 10,333 | 3.50% |
| 15 to 19 years | 10,105 | 3.42% |
| 20 to 24 years | 8,820 | 2.99% |
| 25 to 29 years | 9,533 | 3.23% |
| 30 to 34 years | 9,069 | 3.07% |
| 35 to 39 years | 9,604 | 3.25% |
| 40 to 44 years | 9,869 | 3.34% |
| 45 to 49 years | 11,163 | 3.78% |
| 50 to 54 years | 11,013 | 3.73% |
| 55 to 59 years | 10,088 | 3.42% |
| 60 to 64 years | 8,639 | 2.93% |
| 65 to 69 years | 6,535 | 2.21% |
| 70 to 74 years | 4,907 | 1.66% |
| 75 to 79 years | 4,147 | 1.40% |
| 80 to 84 years | 3,544 | 1.20% |
| 85 years and over | 4,144 | 1.40% |
Median Age in Winnebago County
*Base on 2010 Data
| Both | 38.30% | |
| Male | 37.20% | |
| Female | 39.30% |
Race in Winnebago County
*Base on 2010 Data
| Total | 295,266 | 100.00% |
| Population of one race | 286,943 | 97.18% |
| White | 228,652 | 77.44% |
| Black or African American | 36,108 | 12.23% |
| American Indian and Alaska Native | 963 | 0.33% |
| Asian | 6,810 | 2.31% |
| Asian Indian | 1,200 | 0.41% |
| Chinese | 622 | 0.21% |
| Filipino | 1,027 | 0.35% |
| Japanese | 182 | 0.06% |
| Korean | 500 | 0.17% |
| Vietnamese | 762 | 0.26% |
| Other Asian | 2,517 | 0.85% |
| Native Hawaiian and Other Pacific Islander | 71 | 0.02% |
| Native Hawaiian | 30 | 0.01% |
| Guamanian or Chamorro | 12 | 0.00% |
| Samoan | 5 | 0.00% |
| Other Pacific Islander | 24 | 0.01% |
| Some Other Race | 14,339 | 4.86% |
| Population of Two or More Races | 8,323 | 2.82% |
| White; American Indian and Alaska Native | 1,201 | 0.41% |
| White; Asian | 1,056 | 0.36% |
| White; Black or African American | 3,281 | 1.11% |
| White; Some Other Race | 1,452 | 0.49% |
The Population 16 Years in Winnebago County
*Base on 2010 Data
| Total | 230,331 | 100.00% |
| Male | 111,237 | 48.29% |
| Female | 119,094 | 51.71% |
The Population 18 Years in Winnebago County
*Base on 2010 Data
| Total | 221,686 | 100.00% |
| Male | 106,855 | 48.20% |
| Female | 114,831 | 51.80% |
The Population 21 Years in Winnebago County
*Base on 2010 Data
| Total | 210,430 | 100.00% |
| Male | 101,080 | 48.03% |
| Female | 109,350 | 51.97% |
The Population 62 Years in Winnebago County
*Base on 2010 Data
| Total | 50,467 | 100.00% |
| Male | 22,120 | 43.83% |
| Female | 28,347 | 56.17% |
The Population 65 Years in Winnebago County
*Base on 2010 Data
| Total | 40,715 | 100.00% |
| Male | 17,438 | 42.83% |
| Female | 23,277 | 57.17% |
Race (total races tallied) in Winnebago County
*Base on 2010 Data
| White alone or in combination with one or more other races | 236,143 | 77.65% |
| Black or African American alone or in combination with one or more other races | 40,317 | 13.26% |
| American Indian and Alaska Native alone or in combination with one or more other races | 2,734 | 0.90% |
| Asian alone or in combination with one or more other races | 8,289 | 2.73% |
| Native Hawaiian and Other Pacific Islander alone or in combination with one or more other races | 272 | 0.09% |
| Some Other Race alone or in combination with one or more other races | 16,358 | 5.38% |
Hispanic or Latino by Specific Origin in Winnebago County
*Base on 2010 Data
| Total | 295,266 | 100.00% |
| Hispanic or Latino (of any race) | 32,177 | 10.90% |
| Mexican | 26,414 | 8.95% |
| Puerto Rican | 1,908 | 0.65% |
| Cuban | 570 | 0.19% |
| Other Hispanic or Latino | 3,285 | 1.11% |
| Not Hispanic or Latino | 263,089 | 89.10% |
Hispanic or Latino and Race in Winnebago County
*Base on 2010 Data
| Total | 295,266 | 100.00% |
| Hispanic or Latino | 32,177 | 10.90% |
| White alone | 14,456 | 4.90% |
| Black or African American alone | 750 | 0.25% |
| American Indian and Alaska Native alone | 400 | 0.14% |
| Asian alone | 88 | 0.03% |
| Native Hawaiian and Other Pacific Islander alone | 10 | 0.00% |
| Some Other Race alone | 14,020 | 4.75% |
| Two or More Races | 2,453 | 0.83% |
| Not Hispanic or Latino | 263,089 | 89.10% |
| White alone | 214,196 | 72.54% |
| Black or African American alone | 35,358 | 11.97% |
| American Indian and Alaska Native alone | 563 | 0.19% |
| Asian alone | 6,722 | 2.28% |
| Native Hawaiian and Other Pacific Islander alone | 61 | 0.02% |
| Some Other Race alone | 319 | 0.11% |
| Two or More Races | 5,870 | 1.99% |
Relationship in Winnebago County
*Base on 2010 Data
| Total | 295,266 | 100.00% |
| In households | 290,581 | 98.41% |
| Householder | 115,501 | 39.12% |
| Spouse | 54,632 | 18.50% |
| Child | 87,450 | 29.62% |
| Own child under 18 years | 64,449 | 21.83% |
| Other relatives | 16,814 | 5.69% |
| Under 18 years | 7,327 | 2.48% |
| 65 years and over | 2,086 | 0.71% |
| Nonrelatives | 16,184 | 5.48% |
| Under 18 years | 1,543 | 0.52% |
| 65 years and over | 604 | 0.20% |
| Unmarried partner | 8,608 | 2.92% |
| In group quarters | 4,685 | 1.59% |
| Institutionalized population | 3,336 | 1.13% |
| Male | 1,619 | 0.55% |
| Female | 1,717 | 0.58% |
| Noninstitutionalized population | 1,349 | 0.46% |
| Male | 920 | 0.31% |
| Female | 429 | 0.15% |
Households by Type in Winnebago County
*Base on 2010 Data
| Subject | Number | Percent |
|---|---|---|
| Total | 115,501 | 100.00% |
| Family households (families) | 76,854 | 66.54% |
| With own children under 18 years | 34,138 | 29.56% |
| Husband-wife family | 54,632 | 47.30% |
| With own children under 18 years | 21,102 | 18.27% |
| Male householder, no wife present | 6,065 | 5.25% |
| With own children under 18 years | 3,215 | 2.78% |
| Female householder, no husband present | 16,157 | 13.99% |
| With own children under 18 years | 9,821 | 8.50% |
| Nonfamily households | 38,647 | 33.46% |
| Householder living alone | 31,943 | 27.66% |
| Male | 14,426 | 12.49% |
| 65 years and over | 3,298 | 2.86% |
| Female | 17,517 | 15.17% |
| 65 years and over | 8,689 | 7.52% |
Households with individuals under 18 years in Winnebago County
*Base on 2010 Data
| Total | 38,273 | 33.14% |
Households with individuals under 65 years in Winnebago County
*Base on 2010 Data
| Total | 29,386 | 25.44% |
Average Household Size in Winnebago County
*Base on 2010 Data
| Average household size | 3 | % |
Average Family Size in Winnebago County
*Base on 2010 Data
| Average family size | 3 | % |
Housing Occupancy(Total housing units) in Winnebago County
*Base on 2010 Data
| Total | 125,965 | 100.00% |
| Occupied housing units | 115,501 | 91.69% |
| Vacant housing units | 10,464 | 8.31% |
| For rent | 3,814 | 3.03% |
| Rented, not occupied | 215 | 0.17% |
| For sale only | 2,116 | 1.68% |
| Sold, not occupied | 291 | 0.23% |
| For seasonal, recreational, or occasional use | 610 | 0.48% |
| All other vacants | 3,418 | 2.71% |
Homeowner Vacancy Rate in Winnebago County
*Base on 2010 Data
| Homeowner vacancy rate (percent) | 2.60% |
Rental Vacancy Rate in Winnebago County
*Base on 2010 Data
| Rental vacancy rate (percent) | 9.50% |
Housing Tenure(Occupied housing units) in Winnebago County
*Base on 2010 Data
| Total | 115,501 | 100.00% |
| Owner-occupied housing units | 79,345 | 68.70% |
| Renter-occupied housing units | 36,156 | 31.30% |
Population in Occupied Housing Units by Tenure(Population in occupied housing units) in Winnebago County
*Base on 2010 Data
| Owner-occupied housing units | 206,329 | 71.01% |
| Renter-occupied housing units | 84,252 | 28.99% |
Average Household Size of Occupied Housing Units by Tenure in Winnebago County
*Base on 2010 Data
| Owner occupied | 3 | % |
| Renter occupied | 2 | % |