Population by Age in Seneca County
*Base on 2010 Data
| Total population | 35,251 | 100.00% |
| Under 5 years | 1,980 | 5.62% |
| 5 to 9 years | 1,952 | 5.54% |
| 10 to 14 years | 2,062 | 5.85% |
| 15 to 19 years | 2,370 | 6.72% |
| 20 to 24 years | 2,473 | 7.02% |
| 25 to 29 years | 2,255 | 6.40% |
| 30 to 34 years | 1,948 | 5.53% |
| 35 to 39 years | 2,108 | 5.98% |
| 40 to 44 years | 2,290 | 6.50% |
| 45 to 49 years | 2,661 | 7.55% |
| 50 to 54 years | 2,852 | 8.09% |
| 55 to 59 years | 2,583 | 7.33% |
| 60 to 64 years | 2,245 | 6.37% |
| 65 to 69 years | 1,621 | 4.60% |
| 70 to 74 years | 1,208 | 3.43% |
| 75 to 79 years | 1,003 | 2.85% |
| 80 to 84 years | 858 | 2.43% |
| 85 years and over | 782 | 2.22% |
Male Population in Seneca County
*Base on 2010 Data
| Male population | 18,454 | 52.35% |
| Under 5 years | 1,043 | 2.96% |
| 5 to 9 years | 1,014 | 2.88% |
| 10 to 14 years | 1,030 | 2.92% |
| 15 to 19 years | 1,260 | 3.57% |
| 20 to 24 years | 1,502 | 4.26% |
| 25 to 29 years | 1,342 | 3.81% |
| 30 to 34 years | 1,114 | 3.16% |
| 35 to 39 years | 1,132 | 3.21% |
| 40 to 44 years | 1,237 | 3.51% |
| 45 to 49 years | 1,404 | 3.98% |
| 50 to 54 years | 1,487 | 4.22% |
| 55 to 59 years | 1,319 | 3.74% |
| 60 to 64 years | 1,078 | 3.06% |
| 65 to 69 years | 790 | 2.24% |
| 70 to 74 years | 607 | 1.72% |
| 75 to 79 years | 470 | 1.33% |
| 80 to 84 years | 360 | 1.02% |
| 85 years and over | 265 | 0.75% |
Female Population in Seneca County
*Base on 2010 Data
| Female population | 16,797 | 47.65% |
| Under 5 years | 937 | 2.66% |
| 5 to 9 years | 938 | 2.66% |
| 10 to 14 years | 1,032 | 2.93% |
| 15 to 19 years | 1,110 | 3.15% |
| 20 to 24 years | 971 | 2.75% |
| 25 to 29 years | 913 | 2.59% |
| 30 to 34 years | 834 | 2.37% |
| 35 to 39 years | 976 | 2.77% |
| 40 to 44 years | 1,053 | 2.99% |
| 45 to 49 years | 1,257 | 3.57% |
| 50 to 54 years | 1,365 | 3.87% |
| 55 to 59 years | 1,264 | 3.59% |
| 60 to 64 years | 1,167 | 3.31% |
| 65 to 69 years | 831 | 2.36% |
| 70 to 74 years | 601 | 1.70% |
| 75 to 79 years | 533 | 1.51% |
| 80 to 84 years | 498 | 1.41% |
| 85 years and over | 517 | 1.47% |
Median Age in Seneca County
*Base on 2010 Data
| Both | 41.00% | |
| Male | 39.20% | |
| Female | 43.30% |
Race in Seneca County
*Base on 2010 Data
| Total | 35,251 | 100.00% |
| Population of one race | 34,788 | 98.69% |
| White | 32,591 | 92.45% |
| Black or African American | 1,607 | 4.56% |
| American Indian and Alaska Native | 104 | 0.30% |
| Asian | 244 | 0.69% |
| Asian Indian | 49 | 0.14% |
| Chinese | 49 | 0.14% |
| Filipino | 20 | 0.06% |
| Japanese | 12 | 0.03% |
| Korean | 38 | 0.11% |
| Vietnamese | 15 | 0.04% |
| Other Asian | 61 | 0.17% |
| Native Hawaiian and Other Pacific Islander | 2 | 0.01% |
| Native Hawaiian | 0 | 0.00% |
| Guamanian or Chamorro | 1 | 0.00% |
| Samoan | 1 | 0.00% |
| Other Pacific Islander | 0 | 0.00% |
| Some Other Race | 240 | 0.68% |
| Population of Two or More Races | 463 | 1.31% |
| White; American Indian and Alaska Native | 160 | 0.45% |
| White; Asian | 36 | 0.10% |
| White; Black or African American | 181 | 0.51% |
| White; Some Other Race | 47 | 0.13% |
The Population 16 Years in Seneca County
*Base on 2010 Data
| Total | 28,759 | 100.00% |
| Male | 15,140 | 52.64% |
| Female | 13,619 | 47.36% |
The Population 18 Years in Seneca County
*Base on 2010 Data
| Total | 27,732 | 100.00% |
| Male | 14,597 | 52.64% |
| Female | 13,135 | 47.36% |
The Population 21 Years in Seneca County
*Base on 2010 Data
| Total | 26,447 | 100.00% |
| Male | 13,843 | 52.34% |
| Female | 12,604 | 47.66% |
The Population 62 Years in Seneca County
*Base on 2010 Data
| Total | 6,815 | 100.00% |
| Male | 3,152 | 46.25% |
| Female | 3,663 | 53.75% |
The Population 65 Years in Seneca County
*Base on 2010 Data
| Total | 5,472 | 100.00% |
| Male | 2,492 | 45.54% |
| Female | 2,980 | 54.46% |
Race (total races tallied) in Seneca County
*Base on 2010 Data
| White alone or in combination with one or more other races | 33,034 | 92.45% |
| Black or African American alone or in combination with one or more other races | 1,812 | 5.07% |
| American Indian and Alaska Native alone or in combination with one or more other races | 281 | 0.79% |
| Asian alone or in combination with one or more other races | 291 | 0.81% |
| Native Hawaiian and Other Pacific Islander alone or in combination with one or more other races | 8 | 0.02% |
| Some Other Race alone or in combination with one or more other races | 306 | 0.86% |
Hispanic or Latino by Specific Origin in Seneca County
*Base on 2010 Data
| Total | 35,251 | 100.00% |
| Hispanic or Latino (of any race) | 952 | 2.70% |
| Mexican | 154 | 0.44% |
| Puerto Rican | 527 | 1.49% |
| Cuban | 30 | 0.09% |
| Other Hispanic or Latino | 241 | 0.68% |
| Not Hispanic or Latino | 34,299 | 97.30% |
Hispanic or Latino and Race in Seneca County
*Base on 2010 Data
| Total | 35,251 | 100.00% |
| Hispanic or Latino | 952 | 2.70% |
| White alone | 592 | 1.68% |
| Black or African American alone | 94 | 0.27% |
| American Indian and Alaska Native alone | 8 | 0.02% |
| Asian alone | 6 | 0.02% |
| Native Hawaiian and Other Pacific Islander alone | 0 | 0.00% |
| Some Other Race alone | 193 | 0.55% |
| Two or More Races | 59 | 0.17% |
| Not Hispanic or Latino | 34,299 | 97.30% |
| White alone | 31,999 | 90.77% |
| Black or African American alone | 1,513 | 4.29% |
| American Indian and Alaska Native alone | 96 | 0.27% |
| Asian alone | 238 | 0.68% |
| Native Hawaiian and Other Pacific Islander alone | 2 | 0.01% |
| Some Other Race alone | 47 | 0.13% |
| Two or More Races | 404 | 1.15% |
Relationship in Seneca County
*Base on 2010 Data
| Total | 35,251 | 100.00% |
| In households | 32,442 | 92.03% |
| Householder | 13,393 | 37.99% |
| Spouse | 6,643 | 18.84% |
| Child | 9,054 | 25.68% |
| Own child under 18 years | 6,718 | 19.06% |
| Other relatives | 1,185 | 3.36% |
| Under 18 years | 495 | 1.40% |
| 65 years and over | 213 | 0.60% |
| Nonrelatives | 2,167 | 6.15% |
| Under 18 years | 193 | 0.55% |
| 65 years and over | 144 | 0.41% |
| Unmarried partner | 1,319 | 3.74% |
| In group quarters | 2,809 | 7.97% |
| Institutionalized population | 2,462 | 6.98% |
| Male | 2,205 | 6.26% |
| Female | 257 | 0.73% |
| Noninstitutionalized population | 347 | 0.98% |
| Male | 213 | 0.60% |
| Female | 134 | 0.38% |
Households by Type in Seneca County
*Base on 2010 Data
| Subject | Number | Percent |
|---|---|---|
| Total | 13,393 | 100.00% |
| Family households (families) | 8,762 | 65.42% |
| With own children under 18 years | 3,488 | 26.04% |
| Husband-wife family | 6,643 | 49.60% |
| With own children under 18 years | 2,250 | 16.80% |
| Male householder, no wife present | 707 | 5.28% |
| With own children under 18 years | 399 | 2.98% |
| Female householder, no husband present | 1,412 | 10.54% |
| With own children under 18 years | 839 | 6.26% |
| Nonfamily households | 4,631 | 34.58% |
| Householder living alone | 3,660 | 27.33% |
| Male | 1,655 | 12.36% |
| 65 years and over | 448 | 3.35% |
| Female | 2,005 | 14.97% |
| 65 years and over | 1,071 | 8.00% |
Households with individuals under 18 years in Seneca County
*Base on 2010 Data
| Total | 3,845 | 28.71% |
Households with individuals under 65 years in Seneca County
*Base on 2010 Data
| Total | 3,829 | 28.59% |
Average Household Size in Seneca County
*Base on 2010 Data
| Average household size | 2 | % |
Average Family Size in Seneca County
*Base on 2010 Data
| Average family size | 3 | % |
Housing Occupancy(Total housing units) in Seneca County
*Base on 2010 Data
| Total | 16,043 | 100.00% |
| Occupied housing units | 13,393 | 83.48% |
| Vacant housing units | 2,650 | 16.52% |
| For rent | 336 | 2.09% |
| Rented, not occupied | 16 | 0.10% |
| For sale only | 163 | 1.02% |
| Sold, not occupied | 70 | 0.44% |
| For seasonal, recreational, or occasional use | 1,589 | 9.90% |
| All other vacants | 476 | 2.97% |
Homeowner Vacancy Rate in Seneca County
*Base on 2010 Data
| Homeowner vacancy rate (percent) | 1.60% |
Rental Vacancy Rate in Seneca County
*Base on 2010 Data
| Rental vacancy rate (percent) | 8.60% |
Housing Tenure(Occupied housing units) in Seneca County
*Base on 2010 Data
| Total | 13,393 | 100.00% |
| Owner-occupied housing units | 9,825 | 73.36% |
| Renter-occupied housing units | 3,568 | 26.64% |
Population in Occupied Housing Units by Tenure(Population in occupied housing units) in Seneca County
*Base on 2010 Data
| Owner-occupied housing units | 24,588 | 75.79% |
| Renter-occupied housing units | 7,854 | 24.21% |
Average Household Size of Occupied Housing Units by Tenure in Seneca County
*Base on 2010 Data
| Owner occupied | 3 | % |
| Renter occupied | 2 | % |