Dallas County Historical Age Data
ACS 2010-2014 data
Total population: 72,124
Median Age (
see rank)
| Dallas County | 34.60 years old |
| Iowa | 38.00 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| Dallas County | 34.10 years old |
| Iowa | 36.70 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| Dallas County | 34.90 years old |
| Iowa | 39.40 years old |
| U.S. | 38.80 years old |
| | Dallas County | % of the Total Population | Iowa | U.S. |
| Under 5 years | 6,025 | 8.35%, see rank | 6.39% | 6.36% |
| 5 to 9 years | 6,143 | 8.52%, see rank | 6.62% | 6.51% |
| 10 to 14 years | 5,495 | 7.62%, see rank | 6.58% | 6.59% |
| 15 to 19 years | 4,313 | 5.98%, see rank | 6.96% | 6.85% |
| 20 to 24 years | 3,158 | 4.38%, see rank | 7.21% | 7.13% |
| 25 to 34 years | 11,350 | 15.74%, see rank | 12.65% | 13.47% |
| 35 to 44 years | 11,100 | 15.39%, see rank | 11.80% | 12.96% |
| 45 to 54 years | 9,677 | 13.42%, see rank | 13.73% | 14.09% |
| 55 to 64 years | 7,374 | 10.22%, see rank | 12.80% | 12.29% |
| 65 to 74 years | 4,193 | 5.81%, see rank | 7.81% | 7.64% |
| 75 to 84 | 2,045 | 2.84%, see rank | 4.98% | 4.25% |
| 85 years and over | 1,251 | 1.73%, see rank | 2.48% | 1.85% |
US Census 2010 data
Total population: 66,135
Median Age (
see rank)
| Dallas County | 34.30 years old |
| Iowa | 38.10 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Dallas County | 33.70 years old |
| Iowa | 36.60 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Dallas County | 34.80 years old |
| Iowa | 39.50 years old |
| U.S. | 38.50 years old |
| | Dallas County | % of the Total Population | Iowa | U.S. |
| Under 5 years | 5,772 | 8.73%, see rank | 6.63% | 6.54% |
| 5 to 9 years | 5,686 | 8.60%, see rank | 6.59% | 6.59% |
| 10 to 14 years | 5,239 | 7.92%, see rank | 6.59% | 6.70% |
| 15 to 19 years | 3,622 | 5.48%, see rank | 7.12% | 7.14% |
| 20 to 24 years | 2,954 | 4.47%, see rank | 7.00% | 6.99% |
| 25 to 34 years | 10,513 | 15.90%, see rank | 12.56% | 13.30% |
| 35 to 44 years | 10,360 | 15.66%, see rank | 11.97% | 13.30% |
| 45 to 54 years | 8,844 | 13.37%, see rank | 14.43% | 14.58% |
| 55 to 64 years | 6,669 | 10.08%, see rank | 12.24% | 11.82% |
| 65 to 74 years | 3,527 | 5.33%, see rank | 7.37% | 7.03% |
| 75 to 84 | 2,003 | 3.03%, see rank | 5.04% | 4.23% |
| 85 years and over | 946 | 1.43%, see rank | 2.45% | 1.78% |
ACS 2008-2012 data
Total population: 66,997
Median Age (
see rank)
| Dallas County | 34.30 years old |
| Iowa | 38.00 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Dallas County | 33.70 years old |
| Iowa | 36.60 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Dallas County | 34.70 years old |
| Iowa | 39.40 years old |
| U.S. | 38.50 years old |
| | Dallas County | % of the Total Population | Iowa | U.S. |
| Under 5 years | 5,809 | 8.67%, see rank | 6.53% | 6.51% |
| 5 to 9 years | 5,887 | 8.79%, see rank | 6.58% | 6.57% |
| 10 to 14 years | 4,938 | 7.37%, see rank | 6.60% | 6.68% |
| 15 to 19 years | 3,811 | 5.69%, see rank | 7.14% | 7.09% |
| 20 to 24 years | 3,073 | 4.59%, see rank | 7.08% | 7.04% |
| 25 to 34 years | 10,714 | 15.99%, see rank | 12.55% | 13.32% |
| 35 to 44 years | 10,571 | 15.78%, see rank | 12.02% | 13.34% |
| 45 to 54 years | 8,850 | 13.21%, see rank | 14.28% | 14.44% |
| 55 to 64 years | 6,691 | 9.99%, see rank | 12.27% | 11.84% |
| 65 to 74 years | 3,650 | 5.45%, see rank | 7.45% | 7.12% |
| 75 to 84 | 1,947 | 2.91%, see rank | 5.08% | 4.25% |
| 85 years and over | 1,056 | 1.58%, see rank | 2.42% | 1.78% |
ACS 2006-2010 data
Total population: 61,714
Median Age (
see rank)
| Dallas County | 34.30 years old |
| Iowa | 38.00 years old |
| U.S. | 36.90 years old |
Median Age, Male (
see rank)
| Dallas County | 33.90 years old |
| Iowa | 36.60 years old |
| U.S. | 35.60 years old |
Median Age, Female (
see rank)
| Dallas County | 34.80 years old |
| Iowa | 39.30 years old |
| U.S. | 38.10 years old |
| | Dallas County | % of the Total Population | Iowa | U.S. |
| Under 5 years | 5,209 | 8.44%, see rank | 6.56% | 6.62% |
| 5 to 9 years | 5,659 | 9.17%, see rank | 6.57% | 6.62% |
| 10 to 14 years | 4,321 | 7.00%, see rank | 6.64% | 6.79% |
| 15 to 19 years | 3,475 | 5.63%, see rank | 7.28% | 7.28% |
| 20 to 24 years | 2,934 | 4.75%, see rank | 7.14% | 6.98% |
| 25 to 34 years | 9,806 | 15.89%, see rank | 12.25% | 13.22% |
| 35 to 44 years | 9,968 | 16.15%, see rank | 12.56% | 13.89% |
| 45 to 54 years | 8,378 | 13.58%, see rank | 14.61% | 14.57% |
| 55 to 64 years | 5,920 | 9.59%, see rank | 11.58% | 11.28% |
| 65 to 74 years | 3,213 | 5.21%, see rank | 7.21% | 6.74% |
| 75 to 84 | 2,049 | 3.32%, see rank | 5.24% | 4.30% |
| 85 years and over | 782 | 1.27%, see rank | 2.36% | 1.70% |
ACS 2005-2009 data
Total population: 57,115
Median Age (
see rank)
| Dallas County | 34.70 years old |
| Iowa | 37.90 years old |
| U.S. | 36.50 years old |
Median Age, Male (
see rank)
| Dallas County | 33.80 years old |
| Iowa | 36.50 years old |
| U.S. | 35.20 years old |
Median Age, Female (
see rank)
| Dallas County | 35.40 years old |
| Iowa | 39.30 years old |
| U.S. | 37.90 years old |
| | Dallas County | % of the Total Population | Iowa | U.S. |
| Under 5 years | 4,272 | 7.48%, see rank | 6.61% | 6.92% |
| 5 to 9 years | 4,879 | 8.54%, see rank | 6.38% | 6.59% |
| 10 to 14 years | 3,886 | 6.80%, see rank | 6.59% | 6.83% |
| 15 to 19 years | 3,453 | 6.05%, see rank | 7.37% | 7.15% |
| 20 to 24 years | 3,184 | 5.57%, see rank | 7.65% | 7.02% |
| 25 to 34 years | 9,154 | 16.03%, see rank | 11.90% | 13.42% |
| 35 to 44 years | 9,725 | 17.03%, see rank | 12.95% | 14.18% |
| 45 to 54 years | 8,015 | 14.03%, see rank | 14.71% | 14.48% |
| 55 to 64 years | 5,537 | 9.69%, see rank | 11.11% | 10.81% |
| 65 to 74 years | 2,774 | 4.86%, see rank | 7.05% | 6.50% |
| 75 to 84 | 1,578 | 2.76%, see rank | 5.30% | 4.40% |
| 85 years and over | 658 | 1.15%, see rank | 2.38% | 1.71% |
US Census 2000 data
Total population: 40,750
Median Age (
see rank)
| Dallas County | 35.10 years old |
| Iowa | 36.60 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| Dallas County | 34.20 years old |
| Iowa | 35.20 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| Dallas County | 35.90 years old |
| Iowa | 38.00 years old |
| U.S. | 36.50 years old |
| | Dallas County | % of the Total Population | Iowa | U.S. |
| Under 5 years | 3,372 | 8.27%, see rank | 6.44% | 6.81% |
| 5 to 9 years | 3,184 | 7.81%, see rank | 6.92% | 7.30% |
| 10 to 14 years | 3,032 | 7.44%, see rank | 7.19% | 7.29% |
| 15 to 19 years | 2,816 | 6.91%, see rank | 7.74% | 7.18% |
| 20 to 24 years | 1,902 | 4.67%, see rank | 6.96% | 6.74% |
| 25 to 34 years | 5,979 | 14.67%, see rank | 12.41% | 14.18% |
| 35 to 44 years | 7,114 | 17.46%, see rank | 15.21% | 16.04% |
| 45 to 54 years | 5,558 | 13.64%, see rank | 13.42% | 13.39% |
| 55 to 64 years | 3,262 | 8.00%, see rank | 8.80% | 8.63% |
| 65 to 74 years | 2,243 | 5.50%, see rank | 7.24% | 6.54% |
| 75 to 84 | 1,622 | 3.98%, see rank | 5.44% | 4.39% |
| 85 years and over | 666 | 1.63%, see rank | 2.23% | 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.
