Population by Age in Marion County
*Base on 2010 Data
| Total population | 903,393 | 100.00% |
| Under 5 years | 68,160 | 7.54% |
| 5 to 9 years | 62,286 | 6.89% |
| 10 to 14 years | 59,490 | 6.59% |
| 15 to 19 years | 62,576 | 6.93% |
| 20 to 24 years | 68,582 | 7.59% |
| 25 to 29 years | 77,151 | 8.54% |
| 30 to 34 years | 67,330 | 7.45% |
| 35 to 39 years | 60,991 | 6.75% |
| 40 to 44 years | 57,980 | 6.42% |
| 45 to 49 years | 63,895 | 7.07% |
| 50 to 54 years | 63,509 | 7.03% |
| 55 to 59 years | 53,516 | 5.92% |
| 60 to 64 years | 41,825 | 4.63% |
| 65 to 69 years | 28,985 | 3.21% |
| 70 to 74 years | 21,587 | 2.39% |
| 75 to 79 years | 17,568 | 1.94% |
| 80 to 84 years | 14,046 | 1.55% |
| 85 years and over | 13,916 | 1.54% |
Male Population in Marion County
*Base on 2010 Data
| Male population | 435,687 | 48.23% |
| Under 5 years | 34,698 | 3.84% |
| 5 to 9 years | 31,755 | 3.52% |
| 10 to 14 years | 30,396 | 3.36% |
| 15 to 19 years | 31,554 | 3.49% |
| 20 to 24 years | 32,544 | 3.60% |
| 25 to 29 years | 37,504 | 4.15% |
| 30 to 34 years | 33,328 | 3.69% |
| 35 to 39 years | 30,185 | 3.34% |
| 40 to 44 years | 28,668 | 3.17% |
| 45 to 49 years | 30,950 | 3.43% |
| 50 to 54 years | 30,574 | 3.38% |
| 55 to 59 years | 25,269 | 2.80% |
| 60 to 64 years | 19,489 | 2.16% |
| 65 to 69 years | 12,932 | 1.43% |
| 70 to 74 years | 9,284 | 1.03% |
| 75 to 79 years | 7,061 | 0.78% |
| 80 to 84 years | 5,263 | 0.58% |
| 85 years and over | 4,233 | 0.47% |
Female Population in Marion County
*Base on 2010 Data
| Female population | 467,706 | 51.77% |
| Under 5 years | 33,462 | 3.70% |
| 5 to 9 years | 30,531 | 3.38% |
| 10 to 14 years | 29,094 | 3.22% |
| 15 to 19 years | 31,022 | 3.43% |
| 20 to 24 years | 36,038 | 3.99% |
| 25 to 29 years | 39,647 | 4.39% |
| 30 to 34 years | 34,002 | 3.76% |
| 35 to 39 years | 30,806 | 3.41% |
| 40 to 44 years | 29,312 | 3.24% |
| 45 to 49 years | 32,945 | 3.65% |
| 50 to 54 years | 32,935 | 3.65% |
| 55 to 59 years | 28,247 | 3.13% |
| 60 to 64 years | 22,336 | 2.47% |
| 65 to 69 years | 16,053 | 1.78% |
| 70 to 74 years | 12,303 | 1.36% |
| 75 to 79 years | 10,507 | 1.16% |
| 80 to 84 years | 8,783 | 0.97% |
| 85 years and over | 9,683 | 1.07% |
Median Age in Marion County
*Base on 2010 Data
| Both | 33.90% | |
| Male | 32.80% | |
| Female | 35.00% |
Race in Marion County
*Base on 2010 Data
| Total | 903,393 | 100.00% |
| Population of one race | 877,936 | 97.18% |
| White | 566,853 | 62.75% |
| Black or African American | 240,975 | 26.67% |
| American Indian and Alaska Native | 2,901 | 0.32% |
| Asian | 18,314 | 2.03% |
| Asian Indian | 4,901 | 0.54% |
| Chinese | 3,011 | 0.33% |
| Filipino | 1,826 | 0.20% |
| Japanese | 567 | 0.06% |
| Korean | 1,255 | 0.14% |
| Vietnamese | 1,210 | 0.13% |
| Other Asian | 5,544 | 0.61% |
| Native Hawaiian and Other Pacific Islander | 458 | 0.05% |
| Native Hawaiian | 137 | 0.02% |
| Guamanian or Chamorro | 154 | 0.02% |
| Samoan | 84 | 0.01% |
| Other Pacific Islander | 83 | 0.01% |
| Some Other Race | 48,435 | 5.36% |
| Population of Two or More Races | 25,457 | 2.82% |
| White; American Indian and Alaska Native | 2,648 | 0.29% |
| White; Asian | 2,823 | 0.31% |
| White; Black or African American | 11,011 | 1.22% |
| White; Some Other Race | 3,318 | 0.37% |
The Population 16 Years in Marion County
*Base on 2010 Data
| Total | 701,567 | 100.00% |
| Male | 332,819 | 47.44% |
| Female | 368,748 | 52.56% |
The Population 18 Years in Marion County
*Base on 2010 Data
| Total | 676,888 | 100.00% |
| Male | 320,078 | 47.29% |
| Female | 356,810 | 52.71% |
The Population 21 Years in Marion County
*Base on 2010 Data
| Total | 637,824 | 100.00% |
| Male | 300,959 | 47.19% |
| Female | 336,865 | 52.81% |
The Population 62 Years in Marion County
*Base on 2010 Data
| Total | 119,592 | 100.00% |
| Male | 49,720 | 41.57% |
| Female | 69,872 | 58.43% |
The Population 65 Years in Marion County
*Base on 2010 Data
| Total | 96,102 | 100.00% |
| Male | 38,773 | 40.35% |
| Female | 57,329 | 59.65% |
Race (total races tallied) in Marion County
*Base on 2010 Data
| White alone or in combination with one or more other races | 588,637 | 63.23% |
| Black or African American alone or in combination with one or more other races | 256,418 | 27.54% |
| American Indian and Alaska Native alone or in combination with one or more other races | 8,132 | 0.87% |
| Asian alone or in combination with one or more other races | 22,872 | 2.46% |
| Native Hawaiian and Other Pacific Islander alone or in combination with one or more other races | 1,258 | 0.14% |
| Some Other Race alone or in combination with one or more other races | 53,654 | 5.76% |
Hispanic or Latino by Specific Origin in Marion County
*Base on 2010 Data
| Total | 903,393 | 100.00% |
| Hispanic or Latino (of any race) | 84,466 | 9.35% |
| Mexican | 61,972 | 6.86% |
| Puerto Rican | 3,880 | 0.43% |
| Cuban | 829 | 0.09% |
| Other Hispanic or Latino | 17,785 | 1.97% |
| Not Hispanic or Latino | 818,927 | 90.65% |
Hispanic or Latino and Race in Marion County
*Base on 2010 Data
| Total | 903,393 | 100.00% |
| Hispanic or Latino | 84,466 | 9.35% |
| White alone | 28,948 | 3.20% |
| Black or African American alone | 2,521 | 0.28% |
| American Indian and Alaska Native alone | 947 | 0.10% |
| Asian alone | 195 | 0.02% |
| Native Hawaiian and Other Pacific Islander alone | 125 | 0.01% |
| Some Other Race alone | 46,115 | 5.10% |
| Two or More Races | 5,615 | 0.62% |
| Not Hispanic or Latino | 818,927 | 90.65% |
| White alone | 537,905 | 59.54% |
| Black or African American alone | 238,454 | 26.40% |
| American Indian and Alaska Native alone | 1,954 | 0.22% |
| Asian alone | 18,119 | 2.01% |
| Native Hawaiian and Other Pacific Islander alone | 333 | 0.04% |
| Some Other Race alone | 2,320 | 0.26% |
| Two or More Races | 19,842 | 2.20% |
Relationship in Marion County
*Base on 2010 Data
| Total | 903,393 | 100.00% |
| In households | 886,718 | 98.15% |
| Householder | 366,176 | 40.53% |
| Spouse | 135,219 | 14.97% |
| Child | 258,663 | 28.63% |
| Own child under 18 years | 195,575 | 21.65% |
| Other relatives | 60,110 | 6.65% |
| Under 18 years | 25,128 | 2.78% |
| 65 years and over | 5,803 | 0.64% |
| Nonrelatives | 66,550 | 7.37% |
| Under 18 years | 4,897 | 0.54% |
| 65 years and over | 1,719 | 0.19% |
| Unmarried partner | 31,528 | 3.49% |
| In group quarters | 16,675 | 1.85% |
| Institutionalized population | 9,267 | 1.03% |
| Male | 4,738 | 0.52% |
| Female | 4,529 | 0.50% |
| Noninstitutionalized population | 7,408 | 0.82% |
| Male | 3,380 | 0.37% |
| Female | 4,028 | 0.45% |
Households by Type in Marion County
*Base on 2010 Data
| Subject | Number | Percent |
|---|---|---|
| Total | 366,176 | 100.00% |
| Family households (families) | 218,338 | 59.63% |
| With own children under 18 years | 104,318 | 28.49% |
| Husband-wife family | 135,219 | 36.93% |
| With own children under 18 years | 56,067 | 15.31% |
| Male householder, no wife present | 20,346 | 5.56% |
| With own children under 18 years | 10,329 | 2.82% |
| Female householder, no husband present | 62,773 | 17.14% |
| With own children under 18 years | 37,922 | 10.36% |
| Nonfamily households | 147,838 | 40.37% |
| Householder living alone | 117,050 | 31.97% |
| Male | 52,987 | 14.47% |
| 65 years and over | 8,742 | 2.39% |
| Female | 64,063 | 17.50% |
| 65 years and over | 22,340 | 6.10% |
Households with individuals under 18 years in Marion County
*Base on 2010 Data
| Total | 118,379 | 32.33% |
Households with individuals under 65 years in Marion County
*Base on 2010 Data
| Total | 72,199 | 19.72% |
Average Household Size in Marion County
*Base on 2010 Data
| Average household size | 2 | % |
Average Family Size in Marion County
*Base on 2010 Data
| Average family size | 3 | % |
Housing Occupancy(Total housing units) in Marion County
*Base on 2010 Data
| Total | 417,862 | 100.00% |
| Occupied housing units | 366,176 | 87.63% |
| Vacant housing units | 51,686 | 12.37% |
| For rent | 22,922 | 5.49% |
| Rented, not occupied | 763 | 0.18% |
| For sale only | 7,136 | 1.71% |
| Sold, not occupied | 1,251 | 0.30% |
| For seasonal, recreational, or occasional use | 1,496 | 0.36% |
| All other vacants | 18,118 | 4.34% |
Homeowner Vacancy Rate in Marion County
*Base on 2010 Data
| Homeowner vacancy rate (percent) | 3.30% |
Rental Vacancy Rate in Marion County
*Base on 2010 Data
| Rental vacancy rate (percent) | 12.50% |
Housing Tenure(Occupied housing units) in Marion County
*Base on 2010 Data
| Total | 366,176 | 100.00% |
| Owner-occupied housing units | 206,981 | 56.53% |
| Renter-occupied housing units | 159,195 | 43.47% |
Population in Occupied Housing Units by Tenure(Population in occupied housing units) in Marion County
*Base on 2010 Data
| Owner-occupied housing units | 517,201 | 58.33% |
| Renter-occupied housing units | 369,517 | 41.67% |
Average Household Size of Occupied Housing Units by Tenure in Marion County
*Base on 2010 Data
| Owner occupied | 3 | % |
| Renter occupied | 2 | % |