Marion County Historical Age Data
ACS 2010-2014 data
Total population: 334,771
Median Age (
see rank)
| Marion County | 47.80 years old |
| Florida | 41.20 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| Marion County | 46.30 years old |
| Florida | 39.80 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| Marion County | 49.40 years old |
| Florida | 42.70 years old |
| U.S. | 38.80 years old |
| | Marion County | % of the Total Population | Florida | U.S. |
| Under 5 years | 16,850 | 5.03%, see rank | 5.56% | 6.36% |
| 5 to 9 years | 18,277 | 5.46%, see rank | 5.69% | 6.51% |
| 10 to 14 years | 17,122 | 5.11%, see rank | 5.86% | 6.59% |
| 15 to 19 years | 18,031 | 5.39%, see rank | 6.16% | 6.85% |
| 20 to 24 years | 17,696 | 5.29%, see rank | 6.69% | 7.13% |
| 25 to 34 years | 33,220 | 9.92%, see rank | 12.44% | 13.47% |
| 35 to 44 years | 34,457 | 10.29%, see rank | 12.50% | 12.96% |
| 45 to 54 years | 42,911 | 12.82%, see rank | 14.18% | 14.09% |
| 55 to 64 years | 46,420 | 13.87%, see rank | 12.75% | 12.29% |
| 65 to 74 years | 49,673 | 14.84%, see rank | 9.80% | 7.64% |
| 75 to 84 | 30,090 | 8.99%, see rank | 5.88% | 4.25% |
| 85 years and over | 10,024 | 2.99%, see rank | 2.49% | 1.85% |
US Census 2010 data
Total population: 331,298
Median Age (
see rank)
| Marion County | 47.30 years old |
| Florida | 40.70 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Marion County | 46.00 years old |
| Florida | 39.40 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Marion County | 48.60 years old |
| Florida | 42.10 years old |
| U.S. | 38.50 years old |
| | Marion County | % of the Total Population | Florida | U.S. |
| Under 5 years | 17,112 | 5.17%, see rank | 5.71% | 6.54% |
| 5 to 9 years | 17,413 | 5.26%, see rank | 5.75% | 6.59% |
| 10 to 14 years | 18,029 | 5.44%, see rank | 6.01% | 6.70% |
| 15 to 19 years | 19,033 | 5.74%, see rank | 6.53% | 7.14% |
| 20 to 24 years | 16,336 | 4.93%, see rank | 6.54% | 6.99% |
| 25 to 34 years | 31,810 | 9.60%, see rank | 12.18% | 13.30% |
| 35 to 44 years | 35,855 | 10.82%, see rank | 12.93% | 13.30% |
| 45 to 54 years | 44,391 | 13.40%, see rank | 14.58% | 14.58% |
| 55 to 64 years | 46,001 | 13.89%, see rank | 12.43% | 11.82% |
| 65 to 74 years | 47,094 | 14.21%, see rank | 9.19% | 7.03% |
| 75 to 84 | 28,822 | 8.70%, see rank | 5.84% | 4.23% |
| 85 years and over | 9,402 | 2.84%, see rank | 2.31% | 1.78% |
ACS 2008-2012 data
Total population: 331,987
Median Age (
see rank)
| Marion County | 47.40 years old |
| Florida | 40.80 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Marion County | 46.00 years old |
| Florida | 39.40 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Marion County | 48.80 years old |
| Florida | 42.20 years old |
| U.S. | 38.50 years old |
| | Marion County | % of the Total Population | Florida | U.S. |
| Under 5 years | 17,242 | 5.19%, see rank | 5.70% | 6.51% |
| 5 to 9 years | 17,567 | 5.29%, see rank | 5.73% | 6.57% |
| 10 to 14 years | 17,821 | 5.37%, see rank | 5.98% | 6.68% |
| 15 to 19 years | 18,652 | 5.62%, see rank | 6.44% | 7.09% |
| 20 to 24 years | 16,973 | 5.11%, see rank | 6.64% | 7.04% |
| 25 to 34 years | 31,961 | 9.63%, see rank | 12.22% | 13.32% |
| 35 to 44 years | 36,036 | 10.85%, see rank | 12.94% | 13.34% |
| 45 to 54 years | 43,692 | 13.16%, see rank | 14.44% | 14.44% |
| 55 to 64 years | 46,483 | 14.00%, see rank | 12.45% | 11.84% |
| 65 to 74 years | 47,269 | 14.24%, see rank | 9.25% | 7.12% |
| 75 to 84 | 29,527 | 8.89%, see rank | 5.83% | 4.25% |
| 85 years and over | 8,764 | 2.64%, see rank | 2.38% | 1.78% |
ACS 2006-2010 data
Total population: 326,833
Median Age (
see rank)
| Marion County | 46.70 years old |
| Florida | 40.30 years old |
| U.S. | 36.90 years old |
Median Age, Male (
see rank)
| Marion County | 45.30 years old |
| Florida | 38.90 years old |
| U.S. | 35.60 years old |
Median Age, Female (
see rank)
| Marion County | 48.00 years old |
| Florida | 41.60 years old |
| U.S. | 38.10 years old |
| | Marion County | % of the Total Population | Florida | U.S. |
| Under 5 years | 17,294 | 5.29%, see rank | 5.84% | 6.62% |
| 5 to 9 years | 17,507 | 5.36%, see rank | 5.78% | 6.62% |
| 10 to 14 years | 17,723 | 5.42%, see rank | 6.11% | 6.79% |
| 15 to 19 years | 19,202 | 5.88%, see rank | 6.66% | 7.28% |
| 20 to 24 years | 16,145 | 4.94%, see rank | 6.53% | 6.98% |
| 25 to 34 years | 31,074 | 9.51%, see rank | 12.15% | 13.22% |
| 35 to 44 years | 37,351 | 11.43%, see rank | 13.56% | 13.89% |
| 45 to 54 years | 43,361 | 13.27%, see rank | 14.41% | 14.57% |
| 55 to 64 years | 46,048 | 14.09%, see rank | 12.02% | 11.28% |
| 65 to 74 years | 44,610 | 13.65%, see rank | 8.82% | 6.74% |
| 75 to 84 | 27,998 | 8.57%, see rank | 5.88% | 4.30% |
| 85 years and over | 8,520 | 2.61%, see rank | 2.23% | 1.70% |
ACS 2005-2009 data
Total population: 318,886
Median Age (
see rank)
| Marion County | 45.60 years old |
| Florida | 39.70 years old |
| U.S. | 36.50 years old |
Median Age, Male (
see rank)
| Marion County | 44.10 years old |
| Florida | 38.10 years old |
| U.S. | 35.20 years old |
Median Age, Female (
see rank)
| Marion County | 47.30 years old |
| Florida | 41.20 years old |
| U.S. | 37.90 years old |
| | Marion County | % of the Total Population | Florida | U.S. |
| Under 5 years | 17,538 | 5.50%, see rank | 6.29% | 6.92% |
| 5 to 9 years | 17,188 | 5.39%, see rank | 5.85% | 6.59% |
| 10 to 14 years | 18,025 | 5.65%, see rank | 6.21% | 6.83% |
| 15 to 19 years | 18,566 | 5.82%, see rank | 6.42% | 7.15% |
| 20 to 24 years | 16,294 | 5.11%, see rank | 6.46% | 7.02% |
| 25 to 34 years | 31,138 | 9.76%, see rank | 12.57% | 13.42% |
| 35 to 44 years | 37,789 | 11.85%, see rank | 13.81% | 14.18% |
| 45 to 54 years | 41,281 | 12.95%, see rank | 14.07% | 14.48% |
| 55 to 64 years | 44,678 | 14.01%, see rank | 11.46% | 10.81% |
| 65 to 74 years | 40,765 | 12.78%, see rank | 8.12% | 6.50% |
| 75 to 84 | 27,584 | 8.65%, see rank | 6.38% | 4.40% |
| 85 years and over | 8,040 | 2.52%, see rank | 2.36% | 1.71% |
US Census 2000 data
Total population: 258,916
Median Age (
see rank)
| Marion County | 43.80 years old |
| Florida | 38.70 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| Marion County | 42.30 years old |
| Florida | 37.30 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| Marion County | 45.20 years old |
| Florida | 40.10 years old |
| U.S. | 36.50 years old |
| | Marion County | % of the Total Population | Florida | U.S. |
| Under 5 years | 13,488 | 5.21%, see rank | 5.92% | 6.81% |
| 5 to 9 years | 15,313 | 5.91%, see rank | 6.46% | 7.30% |
| 10 to 14 years | 16,756 | 6.47%, see rank | 6.61% | 7.29% |
| 15 to 19 years | 15,419 | 5.96%, see rank | 6.34% | 7.18% |
| 20 to 24 years | 10,941 | 4.23%, see rank | 5.81% | 6.74% |
| 25 to 34 years | 26,435 | 10.21%, see rank | 13.04% | 14.18% |
| 35 to 44 years | 35,252 | 13.62%, see rank | 15.55% | 16.04% |
| 45 to 54 years | 31,262 | 12.07%, see rank | 12.95% | 13.39% |
| 55 to 64 years | 30,562 | 11.80%, see rank | 9.75% | 8.63% |
| 65 to 74 years | 35,289 | 13.63%, see rank | 9.09% | 6.54% |
| 75 to 84 | 22,756 | 8.79%, see rank | 6.41% | 4.39% |
| 85 years and over | 5,443 | 2.10%, see rank | 2.07% | 1.51% |
* ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.
