Idaho County Historical Age Data
ACS 2010-2014 data
Total population: 16,315
Median Age (
see rank)
| Idaho County | 48.40 years old |
| Idaho | 35.20 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| Idaho County | 46.70 years old |
| Idaho | 34.40 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| Idaho County | 50.20 years old |
| Idaho | 36.00 years old |
| U.S. | 38.80 years old |
| | Idaho County | % of the Total Population | Idaho | U.S. |
| Under 5 years | 859 | 5.27%, see rank | 7.27% | 6.36% |
| 5 to 9 years | 910 | 5.58%, see rank | 7.53% | 6.51% |
| 10 to 14 years | 950 | 5.82%, see rank | 7.64% | 6.59% |
| 15 to 19 years | 1,021 | 6.26%, see rank | 7.12% | 6.85% |
| 20 to 24 years | 687 | 4.21%, see rank | 6.95% | 7.13% |
| 25 to 34 years | 1,538 | 9.43%, see rank | 13.25% | 13.47% |
| 35 to 44 years | 1,513 | 9.27%, see rank | 12.21% | 12.96% |
| 45 to 54 years | 2,268 | 13.90%, see rank | 12.71% | 14.09% |
| 55 to 64 years | 2,864 | 17.55%, see rank | 11.98% | 12.29% |
| 65 to 74 years | 2,242 | 13.74%, see rank | 7.76% | 7.64% |
| 75 to 84 | 1,127 | 6.91%, see rank | 3.98% | 4.25% |
| 85 years and over | 336 | 2.06%, see rank | 1.60% | 1.85% |
US Census 2010 data
Total population: 16,267
Median Age (
see rank)
| Idaho County | 48.00 years old |
| Idaho | 34.60 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Idaho County | 47.20 years old |
| Idaho | 33.70 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Idaho County | 48.70 years old |
| Idaho | 35.40 years old |
| U.S. | 38.50 years old |
| | Idaho County | % of the Total Population | Idaho | U.S. |
| Under 5 years | 867 | 5.33%, see rank | 7.77% | 6.54% |
| 5 to 9 years | 870 | 5.35%, see rank | 7.73% | 6.59% |
| 10 to 14 years | 1,004 | 6.17%, see rank | 7.46% | 6.70% |
| 15 to 19 years | 1,002 | 6.16%, see rank | 7.36% | 7.14% |
| 20 to 24 years | 647 | 3.98%, see rank | 6.90% | 6.99% |
| 25 to 34 years | 1,421 | 8.74%, see rank | 13.33% | 13.30% |
| 35 to 44 years | 1,671 | 10.27%, see rank | 12.22% | 13.30% |
| 45 to 54 years | 2,500 | 15.37%, see rank | 13.30% | 14.58% |
| 55 to 64 years | 2,841 | 17.46%, see rank | 11.50% | 11.82% |
| 65 to 74 years | 2,068 | 12.71%, see rank | 6.99% | 7.03% |
| 75 to 84 | 1,024 | 6.29%, see rank | 3.82% | 4.23% |
| 85 years and over | 352 | 2.16%, see rank | 1.61% | 1.78% |
ACS 2008-2012 data
Total population: 16,215
Median Age (
see rank)
| Idaho County | 48.30 years old |
| Idaho | 34.70 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Idaho County | 47.40 years old |
| Idaho | 33.80 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Idaho County | 49.20 years old |
| Idaho | 35.50 years old |
| U.S. | 38.50 years old |
| | Idaho County | % of the Total Population | Idaho | U.S. |
| Under 5 years | 851 | 5.25%, see rank | 7.63% | 6.51% |
| 5 to 9 years | 843 | 5.20%, see rank | 7.59% | 6.57% |
| 10 to 14 years | 1,035 | 6.38%, see rank | 7.52% | 6.68% |
| 15 to 19 years | 993 | 6.12%, see rank | 7.34% | 7.09% |
| 20 to 24 years | 672 | 4.14%, see rank | 7.03% | 7.04% |
| 25 to 34 years | 1,443 | 8.90%, see rank | 13.30% | 13.32% |
| 35 to 44 years | 1,607 | 9.91%, see rank | 12.28% | 13.34% |
| 45 to 54 years | 2,444 | 15.07%, see rank | 13.21% | 14.44% |
| 55 to 64 years | 2,857 | 17.62%, see rank | 11.57% | 11.84% |
| 65 to 74 years | 2,084 | 12.85%, see rank | 7.09% | 7.12% |
| 75 to 84 | 1,054 | 6.50%, see rank | 3.88% | 4.25% |
| 85 years and over | 332 | 2.05%, see rank | 1.57% | 1.78% |
ACS 2006-2010 data
Total population: 15,947
Median Age (
see rank)
| Idaho County | 47.20 years old |
| Idaho | 34.40 years old |
| U.S. | 36.90 years old |
Median Age, Male (
see rank)
| Idaho County | 46.60 years old |
| Idaho | 33.50 years old |
| U.S. | 35.60 years old |
Median Age, Female (
see rank)
| Idaho County | 47.70 years old |
| Idaho | 35.30 years old |
| U.S. | 38.10 years old |
| | Idaho County | % of the Total Population | Idaho | U.S. |
| Under 5 years | 840 | 5.27%, see rank | 7.80% | 6.62% |
| 5 to 9 years | 801 | 5.02%, see rank | 7.58% | 6.62% |
| 10 to 14 years | 1,078 | 6.76%, see rank | 7.51% | 6.79% |
| 15 to 19 years | 906 | 5.68%, see rank | 7.58% | 7.28% |
| 20 to 24 years | 760 | 4.77%, see rank | 7.13% | 6.98% |
| 25 to 34 years | 1,372 | 8.60%, see rank | 13.18% | 13.22% |
| 35 to 44 years | 1,708 | 10.71%, see rank | 12.62% | 13.89% |
| 45 to 54 years | 2,543 | 15.95%, see rank | 13.58% | 14.57% |
| 55 to 64 years | 2,682 | 16.82%, see rank | 11.02% | 11.28% |
| 65 to 74 years | 1,901 | 11.92%, see rank | 6.60% | 6.74% |
| 75 to 84 | 949 | 5.95%, see rank | 3.85% | 4.30% |
| 85 years and over | 407 | 2.55%, see rank | 1.54% | 1.70% |
ACS 2005-2009 data
Total population: 15,286
Median Age (
see rank)
| Idaho County | 47.00 years old |
| Idaho | 34.00 years old |
| U.S. | 36.50 years old |
Median Age, Male (
see rank)
| Idaho County | 45.50 years old |
| Idaho | 33.20 years old |
| U.S. | 35.20 years old |
Median Age, Female (
see rank)
| Idaho County | 47.90 years old |
| Idaho | 34.90 years old |
| U.S. | 37.90 years old |
| | Idaho County | % of the Total Population | Idaho | U.S. |
| Under 5 years | 828 | 5.42%, see rank | 7.96% | 6.92% |
| 5 to 9 years | 762 | 4.98%, see rank | 7.32% | 6.59% |
| 10 to 14 years | 1,034 | 6.76%, see rank | 7.43% | 6.83% |
| 15 to 19 years | 857 | 5.61%, see rank | 7.66% | 7.15% |
| 20 to 24 years | 946 | 6.19%, see rank | 7.55% | 7.02% |
| 25 to 34 years | 1,051 | 6.88%, see rank | 13.33% | 13.42% |
| 35 to 44 years | 1,752 | 11.46%, see rank | 12.81% | 14.18% |
| 45 to 54 years | 2,582 | 16.89%, see rank | 13.56% | 14.48% |
| 55 to 64 years | 2,575 | 16.85%, see rank | 10.64% | 10.81% |
| 65 to 74 years | 1,602 | 10.48%, see rank | 6.26% | 6.50% |
| 75 to 84 | 939 | 6.14%, see rank | 3.91% | 4.40% |
| 85 years and over | 358 | 2.34%, see rank | 1.57% | 1.71% |
US Census 2000 data
Total population: 15,511
Median Age (
see rank)
| Idaho County | 42.30 years old |
| Idaho | 33.20 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| Idaho County | 41.60 years old |
| Idaho | 32.20 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| Idaho County | 42.80 years old |
| Idaho | 34.20 years old |
| U.S. | 36.50 years old |
| | Idaho County | % of the Total Population | Idaho | U.S. |
| Under 5 years | 819 | 5.28%, see rank | 7.55% | 6.81% |
| 5 to 9 years | 975 | 6.29%, see rank | 7.79% | 7.30% |
| 10 to 14 years | 1,225 | 7.90%, see rank | 8.08% | 7.29% |
| 15 to 19 years | 1,269 | 8.18%, see rank | 8.57% | 7.18% |
| 20 to 24 years | 560 | 3.61%, see rank | 7.26% | 6.74% |
| 25 to 34 years | 1,294 | 8.34%, see rank | 13.09% | 14.18% |
| 35 to 44 years | 2,322 | 14.97%, see rank | 14.91% | 16.04% |
| 45 to 54 years | 2,488 | 16.04%, see rank | 13.16% | 13.39% |
| 55 to 64 years | 1,915 | 12.35%, see rank | 8.31% | 8.63% |
| 65 to 74 years | 1,460 | 9.41%, see rank | 5.87% | 6.54% |
| 75 to 84 | 871 | 5.62%, see rank | 4.01% | 4.39% |
| 85 years and over | 313 | 2.02%, see rank | 1.40% | 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.
