Lewis County Historical Age Data
ACS 2010-2014 data
Total population: 10,176
Median Age (
see rank)
| Lewis County | 39.30 years old |
| Missouri | 38.10 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| Lewis County | 38.20 years old |
| Missouri | 36.70 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| Lewis County | 41.00 years old |
| Missouri | 39.50 years old |
| U.S. | 38.80 years old |
| | Lewis County | % of the Total Population | Missouri | U.S. |
| Under 5 years | 624 | 6.13%, see rank | 6.29% | 6.36% |
| 5 to 9 years | 754 | 7.41%, see rank | 6.50% | 6.51% |
| 10 to 14 years | 556 | 5.46%, see rank | 6.55% | 6.59% |
| 15 to 19 years | 759 | 7.46%, see rank | 6.78% | 6.85% |
| 20 to 24 years | 834 | 8.20%, see rank | 7.04% | 7.13% |
| 25 to 34 years | 1,117 | 10.98%, see rank | 13.15% | 13.47% |
| 35 to 44 years | 1,096 | 10.77%, see rank | 12.20% | 12.96% |
| 45 to 54 years | 1,430 | 14.05%, see rank | 14.18% | 14.09% |
| 55 to 64 years | 1,263 | 12.41%, see rank | 12.67% | 12.29% |
| 65 to 74 years | 916 | 9.00%, see rank | 8.07% | 7.64% |
| 75 to 84 | 585 | 5.75%, see rank | 4.59% | 4.25% |
| 85 years and over | 242 | 2.38%, see rank | 1.98% | 1.85% |
US Census 2010 data
Total population: 10,211
Median Age (
see rank)
| Lewis County | 38.70 years old |
| Missouri | 37.90 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Lewis County | 37.60 years old |
| Missouri | 36.50 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Lewis County | 39.80 years old |
| Missouri | 39.20 years old |
| U.S. | 38.50 years old |
| | Lewis County | % of the Total Population | Missouri | U.S. |
| Under 5 years | 651 | 6.38%, see rank | 6.52% | 6.54% |
| 5 to 9 years | 618 | 6.05%, see rank | 6.52% | 6.59% |
| 10 to 14 years | 717 | 7.02%, see rank | 6.63% | 6.70% |
| 15 to 19 years | 789 | 7.73%, see rank | 7.08% | 7.14% |
| 20 to 24 years | 843 | 8.26%, see rank | 6.90% | 6.99% |
| 25 to 34 years | 1,084 | 10.62%, see rank | 12.95% | 13.30% |
| 35 to 44 years | 1,142 | 11.18%, see rank | 12.50% | 13.30% |
| 45 to 54 years | 1,499 | 14.68%, see rank | 14.84% | 14.58% |
| 55 to 64 years | 1,204 | 11.79%, see rank | 12.08% | 11.82% |
| 65 to 74 years | 879 | 8.61%, see rank | 7.52% | 7.03% |
| 75 to 84 | 557 | 5.45%, see rank | 4.58% | 4.23% |
| 85 years and over | 228 | 2.23%, see rank | 1.90% | 1.78% |
ACS 2008-2012 data
Total population: 10,203
Median Age (
see rank)
| Lewis County | 38.70 years old |
| Missouri | 37.90 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Lewis County | 37.50 years old |
| Missouri | 36.50 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Lewis County | 40.30 years old |
| Missouri | 39.20 years old |
| U.S. | 38.50 years old |
| | Lewis County | % of the Total Population | Missouri | U.S. |
| Under 5 years | 618 | 6.06%, see rank | 6.44% | 6.51% |
| 5 to 9 years | 658 | 6.45%, see rank | 6.51% | 6.57% |
| 10 to 14 years | 702 | 6.88%, see rank | 6.63% | 6.68% |
| 15 to 19 years | 765 | 7.50%, see rank | 7.04% | 7.09% |
| 20 to 24 years | 854 | 8.37%, see rank | 6.95% | 7.04% |
| 25 to 34 years | 1,087 | 10.65%, see rank | 12.96% | 13.32% |
| 35 to 44 years | 1,152 | 11.29%, see rank | 12.57% | 13.34% |
| 45 to 54 years | 1,485 | 14.55%, see rank | 14.66% | 14.44% |
| 55 to 64 years | 1,211 | 11.87%, see rank | 12.13% | 11.84% |
| 65 to 74 years | 858 | 8.41%, see rank | 7.60% | 7.12% |
| 75 to 84 | 551 | 5.40%, see rank | 4.57% | 4.25% |
| 85 years and over | 262 | 2.57%, see rank | 1.93% | 1.78% |
ACS 2006-2010 data
Total population: 10,235
Median Age (
see rank)
| Lewis County | 39.20 years old |
| Missouri | 37.60 years old |
| U.S. | 36.90 years old |
Median Age, Male (
see rank)
| Lewis County | 37.50 years old |
| Missouri | 36.20 years old |
| U.S. | 35.60 years old |
Median Age, Female (
see rank)
| Lewis County | 40.50 years old |
| Missouri | 38.90 years old |
| U.S. | 38.10 years old |
| | Lewis County | % of the Total Population | Missouri | U.S. |
| Under 5 years | 641 | 6.26%, see rank | 6.53% | 6.62% |
| 5 to 9 years | 562 | 5.49%, see rank | 6.51% | 6.62% |
| 10 to 14 years | 780 | 7.62%, see rank | 6.77% | 6.79% |
| 15 to 19 years | 991 | 9.68%, see rank | 7.26% | 7.28% |
| 20 to 24 years | 711 | 6.95%, see rank | 6.96% | 6.98% |
| 25 to 34 years | 1,011 | 9.88%, see rank | 12.74% | 13.22% |
| 35 to 44 years | 1,225 | 11.97%, see rank | 13.15% | 13.89% |
| 45 to 54 years | 1,519 | 14.84%, see rank | 14.84% | 14.57% |
| 55 to 64 years | 1,162 | 11.35%, see rank | 11.52% | 11.28% |
| 65 to 74 years | 837 | 8.18%, see rank | 7.25% | 6.74% |
| 75 to 84 | 569 | 5.56%, see rank | 4.61% | 4.30% |
| 85 years and over | 227 | 2.22%, see rank | 1.87% | 1.70% |
ACS 2005-2009 data
Total population: 9,951
Median Age (
see rank)
| Lewis County | 39.60 years old |
| Missouri | 37.30 years old |
| U.S. | 36.50 years old |
Median Age, Male (
see rank)
| Lewis County | 37.70 years old |
| Missouri | 35.90 years old |
| U.S. | 35.20 years old |
Median Age, Female (
see rank)
| Lewis County | 41.10 years old |
| Missouri | 38.70 years old |
| U.S. | 37.90 years old |
| | Lewis County | % of the Total Population | Missouri | U.S. |
| Under 5 years | 577 | 5.80%, see rank | 6.70% | 6.92% |
| 5 to 9 years | 514 | 5.17%, see rank | 6.45% | 6.59% |
| 10 to 14 years | 748 | 7.52%, see rank | 6.78% | 6.83% |
| 15 to 19 years | 933 | 9.38%, see rank | 7.16% | 7.15% |
| 20 to 24 years | 764 | 7.68%, see rank | 7.13% | 7.02% |
| 25 to 34 years | 1,013 | 10.18%, see rank | 12.83% | 13.42% |
| 35 to 44 years | 1,206 | 12.12%, see rank | 13.57% | 14.18% |
| 45 to 54 years | 1,395 | 14.02%, see rank | 14.77% | 14.48% |
| 55 to 64 years | 1,131 | 11.37%, see rank | 11.12% | 10.81% |
| 65 to 74 years | 822 | 8.26%, see rank | 6.95% | 6.50% |
| 75 to 84 | 628 | 6.31%, see rank | 4.67% | 4.40% |
| 85 years and over | 220 | 2.21%, see rank | 1.88% | 1.71% |
US Census 2000 data
Total population: 10,494
Median Age (
see rank)
| Lewis County | 36.00 years old |
| Missouri | 36.10 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| Lewis County | 34.70 years old |
| Missouri | 34.80 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| Lewis County | 37.30 years old |
| Missouri | 37.40 years old |
| U.S. | 36.50 years old |
| | Lewis County | % of the Total Population | Missouri | U.S. |
| Under 5 years | 754 | 7.19%, see rank | 6.61% | 6.81% |
| 5 to 9 years | 705 | 6.72%, see rank | 7.13% | 7.30% |
| 10 to 14 years | 735 | 7.00%, see rank | 7.36% | 7.29% |
| 15 to 19 years | 872 | 8.31%, see rank | 7.39% | 7.18% |
| 20 to 24 years | 910 | 8.67%, see rank | 6.60% | 6.74% |
| 25 to 34 years | 1,127 | 10.74%, see rank | 13.20% | 14.18% |
| 35 to 44 years | 1,457 | 13.88%, see rank | 15.86% | 16.04% |
| 45 to 54 years | 1,225 | 11.67%, see rank | 13.27% | 13.39% |
| 55 to 64 years | 1,022 | 9.74%, see rank | 9.07% | 8.63% |
| 65 to 74 years | 803 | 7.65%, see rank | 7.03% | 6.54% |
| 75 to 84 | 572 | 5.45%, see rank | 4.71% | 4.39% |
| 85 years and over | 312 | 2.97%, see rank | 1.76% | 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.
