Delaware County Historical Age Data
ACS 2010-2014 data
Total population: 181,821
Median Age (
see rank)
| Delaware County | 37.70 years old |
| Ohio | 39.10 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| Delaware County | 37.30 years old |
| Ohio | 37.60 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| Delaware County | 38.00 years old |
| Ohio | 40.50 years old |
| U.S. | 38.80 years old |
| | Delaware County | % of the Total Population | Ohio | U.S. |
| Under 5 years | 12,140 | 6.68%, see rank | 6.06% | 6.36% |
| 5 to 9 years | 15,966 | 8.78%, see rank | 6.41% | 6.51% |
| 10 to 14 years | 14,997 | 8.25%, see rank | 6.59% | 6.59% |
| 15 to 19 years | 12,752 | 7.01%, see rank | 6.87% | 6.85% |
| 20 to 24 years | 8,182 | 4.50%, see rank | 6.77% | 7.13% |
| 25 to 34 years | 19,004 | 10.45%, see rank | 12.46% | 13.47% |
| 35 to 44 years | 29,956 | 16.48%, see rank | 12.43% | 12.96% |
| 45 to 54 years | 28,303 | 15.57%, see rank | 14.45% | 14.09% |
| 55 to 64 years | 21,389 | 11.76%, see rank | 13.23% | 12.29% |
| 65 to 74 years | 11,730 | 6.45%, see rank | 7.99% | 7.64% |
| 75 to 84 | 5,569 | 3.06%, see rank | 4.67% | 4.25% |
| 85 years and over | 1,833 | 1.01%, see rank | 2.09% | 1.85% |
US Census 2010 data
Total population: 174,214
Median Age (
see rank)
| Delaware County | 37.40 years old |
| Ohio | 38.80 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Delaware County | 36.90 years old |
| Ohio | 37.40 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Delaware County | 37.90 years old |
| Ohio | 40.00 years old |
| U.S. | 38.50 years old |
| | Delaware County | % of the Total Population | Ohio | U.S. |
| Under 5 years | 12,980 | 7.45%, see rank | 6.25% | 6.54% |
| 5 to 9 years | 15,656 | 8.99%, see rank | 6.48% | 6.59% |
| 10 to 14 years | 14,085 | 8.08%, see rank | 6.72% | 6.70% |
| 15 to 19 years | 11,593 | 6.65%, see rank | 7.14% | 7.14% |
| 20 to 24 years | 7,210 | 4.14%, see rank | 6.61% | 6.99% |
| 25 to 34 years | 19,042 | 10.93%, see rank | 12.22% | 13.30% |
| 35 to 44 years | 29,877 | 17.15%, see rank | 12.83% | 13.30% |
| 45 to 54 years | 27,392 | 15.72%, see rank | 15.10% | 14.58% |
| 55 to 64 years | 19,862 | 11.40%, see rank | 12.59% | 11.82% |
| 65 to 74 years | 9,912 | 5.69%, see rank | 7.37% | 7.03% |
| 75 to 84 | 4,934 | 2.83%, see rank | 4.69% | 4.23% |
| 85 years and over | 1,671 | 0.96%, see rank | 2.00% | 1.78% |
ACS 2008-2012 data
Total population: 174,454
Median Age (
see rank)
| Delaware County | 37.20 years old |
| Ohio | 38.80 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Delaware County | 36.70 years old |
| Ohio | 37.40 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Delaware County | 37.60 years old |
| Ohio | 40.10 years old |
| U.S. | 38.50 years old |
| | Delaware County | % of the Total Population | Ohio | U.S. |
| Under 5 years | 12,741 | 7.30%, see rank | 6.18% | 6.51% |
| 5 to 9 years | 15,527 | 8.90%, see rank | 6.50% | 6.57% |
| 10 to 14 years | 14,085 | 8.07%, see rank | 6.68% | 6.68% |
| 15 to 19 years | 11,736 | 6.73%, see rank | 7.09% | 7.09% |
| 20 to 24 years | 7,289 | 4.18%, see rank | 6.65% | 7.04% |
| 25 to 34 years | 19,419 | 11.13%, see rank | 12.32% | 13.32% |
| 35 to 44 years | 29,831 | 17.10%, see rank | 12.85% | 13.34% |
| 45 to 54 years | 27,127 | 15.55%, see rank | 14.95% | 14.44% |
| 55 to 64 years | 19,684 | 11.28%, see rank | 12.61% | 11.84% |
| 65 to 74 years | 10,163 | 5.83%, see rank | 7.46% | 7.12% |
| 75 to 84 | 5,160 | 2.96%, see rank | 4.71% | 4.25% |
| 85 years and over | 1,692 | 0.97%, see rank | 2.00% | 1.78% |
ACS 2006-2010 data
Total population: 166,108
Median Age (
see rank)
| Delaware County | 36.50 years old |
| Ohio | 38.30 years old |
| U.S. | 36.90 years old |
Median Age, Male (
see rank)
| Delaware County | 36.10 years old |
| Ohio | 36.90 years old |
| U.S. | 35.60 years old |
Median Age, Female (
see rank)
| Delaware County | 36.90 years old |
| Ohio | 39.60 years old |
| U.S. | 38.10 years old |
| | Delaware County | % of the Total Population | Ohio | U.S. |
| Under 5 years | 12,971 | 7.81%, see rank | 6.29% | 6.62% |
| 5 to 9 years | 14,966 | 9.01%, see rank | 6.57% | 6.62% |
| 10 to 14 years | 12,791 | 7.70%, see rank | 6.81% | 6.79% |
| 15 to 19 years | 10,988 | 6.61%, see rank | 7.27% | 7.28% |
| 20 to 24 years | 6,971 | 4.20%, see rank | 6.55% | 6.98% |
| 25 to 34 years | 19,886 | 11.97%, see rank | 12.29% | 13.22% |
| 35 to 44 years | 29,360 | 17.68%, see rank | 13.44% | 13.89% |
| 45 to 54 years | 25,406 | 15.29%, see rank | 15.16% | 14.57% |
| 55 to 64 years | 17,788 | 10.71%, see rank | 11.85% | 11.28% |
| 65 to 74 years | 8,732 | 5.26%, see rank | 7.09% | 6.74% |
| 75 to 84 | 4,740 | 2.85%, see rank | 4.78% | 4.30% |
| 85 years and over | 1,509 | 0.91%, see rank | 1.89% | 1.70% |
ACS 2005-2009 data
Total population: 159,868
Median Age (
see rank)
| Delaware County | 36.20 years old |
| Ohio | 37.90 years old |
| U.S. | 36.50 years old |
Median Age, Male (
see rank)
| Delaware County | 35.80 years old |
| Ohio | 36.50 years old |
| U.S. | 35.20 years old |
Median Age, Female (
see rank)
| Delaware County | 36.70 years old |
| Ohio | 39.40 years old |
| U.S. | 37.90 years old |
| | Delaware County | % of the Total Population | Ohio | U.S. |
| Under 5 years | 12,658 | 7.92%, see rank | 6.44% | 6.92% |
| 5 to 9 years | 13,712 | 8.58%, see rank | 6.48% | 6.59% |
| 10 to 14 years | 11,721 | 7.33%, see rank | 6.76% | 6.83% |
| 15 to 19 years | 10,616 | 6.64%, see rank | 7.14% | 7.15% |
| 20 to 24 years | 7,561 | 4.73%, see rank | 6.53% | 7.02% |
| 25 to 34 years | 19,865 | 12.43%, see rank | 12.76% | 13.42% |
| 35 to 44 years | 30,044 | 18.79%, see rank | 13.82% | 14.18% |
| 45 to 54 years | 24,399 | 15.26%, see rank | 15.17% | 14.48% |
| 55 to 64 years | 15,814 | 9.89%, see rank | 11.32% | 10.81% |
| 65 to 74 years | 7,746 | 4.85%, see rank | 6.92% | 6.50% |
| 75 to 84 | 4,279 | 2.68%, see rank | 4.80% | 4.40% |
| 85 years and over | 1,453 | 0.91%, see rank | 1.85% | 1.71% |
US Census 2000 data
Total population: 109,989
Median Age (
see rank)
| Delaware County | 35.30 years old |
| Ohio | 36.20 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| Delaware County | 34.80 years old |
| Ohio | 34.90 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| Delaware County | 35.70 years old |
| Ohio | 37.50 years old |
| U.S. | 36.50 years old |
| | Delaware County | % of the Total Population | Ohio | U.S. |
| Under 5 years | 8,682 | 7.89%, see rank | 6.65% | 6.81% |
| 5 to 9 years | 9,100 | 8.27%, see rank | 7.19% | 7.30% |
| 10 to 14 years | 8,363 | 7.60%, see rank | 7.29% | 7.29% |
| 15 to 19 years | 7,777 | 7.07%, see rank | 7.20% | 7.18% |
| 20 to 24 years | 5,510 | 5.01%, see rank | 6.42% | 6.74% |
| 25 to 34 years | 15,004 | 13.64%, see rank | 13.39% | 14.18% |
| 35 to 44 years | 20,898 | 19.00%, see rank | 15.90% | 16.04% |
| 45 to 54 years | 16,751 | 15.23%, see rank | 13.80% | 13.39% |
| 55 to 64 years | 8,893 | 8.09%, see rank | 8.89% | 8.63% |
| 65 to 74 years | 5,254 | 4.78%, see rank | 6.96% | 6.54% |
| 75 to 84 | 2,865 | 2.60%, see rank | 4.76% | 4.39% |
| 85 years and over | 892 | 0.81%, see rank | 1.56% | 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.
