Dekalb County Historical Age Data
ACS 2010-2014 data
Total population: 12,824
Median Age (
see rank)
Dekalb County | 40.70 years old |
Missouri | 38.10 years old |
U.S. | 37.40 years old |
Median Age, Male (
see rank)
Dekalb County | 39.30 years old |
Missouri | 36.70 years old |
U.S. | 36.10 years old |
Median Age, Female (
see rank)
Dekalb County | 43.80 years old |
Missouri | 39.50 years old |
U.S. | 38.80 years old |
| Dekalb County | % of the Total Population | Missouri | U.S. |
Under 5 years | 549 | 4.28%, see rank | 6.29% | 6.36% |
5 to 9 years | 431 | 3.36%, see rank | 6.50% | 6.51% |
10 to 14 years | 842 | 6.57%, see rank | 6.55% | 6.59% |
15 to 19 years | 627 | 4.89%, see rank | 6.78% | 6.85% |
20 to 24 years | 861 | 6.71%, see rank | 7.04% | 7.13% |
25 to 34 years | 2,046 | 15.95%, see rank | 13.15% | 13.47% |
35 to 44 years | 1,976 | 15.41%, see rank | 12.20% | 12.96% |
45 to 54 years | 2,069 | 16.13%, see rank | 14.18% | 14.09% |
55 to 64 years | 1,514 | 11.81%, see rank | 12.67% | 12.29% |
65 to 74 years | 996 | 7.77%, see rank | 8.07% | 7.64% |
75 to 84 | 514 | 4.01%, see rank | 4.59% | 4.25% |
85 years and over | 399 | 3.11%, see rank | 1.98% | 1.85% |
US Census 2010 data
Total population: 12,892
Median Age (
see rank)
Dekalb County | 39.90 years old |
Missouri | 37.90 years old |
U.S. | 37.20 years old |
Median Age, Male (
see rank)
Dekalb County | 38.60 years old |
Missouri | 36.50 years old |
U.S. | 35.80 years old |
Median Age, Female (
see rank)
Dekalb County | 43.20 years old |
Missouri | 39.20 years old |
U.S. | 38.50 years old |
| Dekalb County | % of the Total Population | Missouri | U.S. |
Under 5 years | 595 | 4.62%, see rank | 6.52% | 6.54% |
5 to 9 years | 625 | 4.85%, see rank | 6.52% | 6.59% |
10 to 14 years | 692 | 5.37%, see rank | 6.63% | 6.70% |
15 to 19 years | 664 | 5.15%, see rank | 7.08% | 7.14% |
20 to 24 years | 829 | 6.43%, see rank | 6.90% | 6.99% |
25 to 34 years | 2,037 | 15.80%, see rank | 12.95% | 13.30% |
35 to 44 years | 2,053 | 15.92%, see rank | 12.50% | 13.30% |
45 to 54 years | 2,175 | 16.87%, see rank | 14.84% | 14.58% |
55 to 64 years | 1,451 | 11.26%, see rank | 12.08% | 11.82% |
65 to 74 years | 907 | 7.04%, see rank | 7.52% | 7.03% |
75 to 84 | 579 | 4.49%, see rank | 4.58% | 4.23% |
85 years and over | 285 | 2.21%, see rank | 1.90% | 1.78% |
ACS 2008-2012 data
Total population: 12,878
Median Age (
see rank)
Dekalb County | 40.20 years old |
Missouri | 37.90 years old |
U.S. | 37.20 years old |
Median Age, Male (
see rank)
Dekalb County | 38.20 years old |
Missouri | 36.50 years old |
U.S. | 35.80 years old |
Median Age, Female (
see rank)
Dekalb County | 43.80 years old |
Missouri | 39.20 years old |
U.S. | 38.50 years old |
| Dekalb County | % of the Total Population | Missouri | U.S. |
Under 5 years | 563 | 4.37%, see rank | 6.44% | 6.51% |
5 to 9 years | 450 | 3.49%, see rank | 6.51% | 6.57% |
10 to 14 years | 789 | 6.13%, see rank | 6.63% | 6.68% |
15 to 19 years | 696 | 5.40%, see rank | 7.04% | 7.09% |
20 to 24 years | 813 | 6.31%, see rank | 6.95% | 7.04% |
25 to 34 years | 2,033 | 15.79%, see rank | 12.96% | 13.32% |
35 to 44 years | 2,146 | 16.66%, see rank | 12.57% | 13.34% |
45 to 54 years | 2,142 | 16.63%, see rank | 14.66% | 14.44% |
55 to 64 years | 1,427 | 11.08%, see rank | 12.13% | 11.84% |
65 to 74 years | 922 | 7.16%, see rank | 7.60% | 7.12% |
75 to 84 | 569 | 4.42%, see rank | 4.57% | 4.25% |
85 years and over | 328 | 2.55%, see rank | 1.93% | 1.78% |
ACS 2006-2010 data
Total population: 12,872
Median Age (
see rank)
Dekalb County | 39.70 years old |
Missouri | 37.60 years old |
U.S. | 36.90 years old |
Median Age, Male (
see rank)
Dekalb County | 38.40 years old |
Missouri | 36.20 years old |
U.S. | 35.60 years old |
Median Age, Female (
see rank)
Dekalb County | 43.10 years old |
Missouri | 38.90 years old |
U.S. | 38.10 years old |
| Dekalb County | % of the Total Population | Missouri | U.S. |
Under 5 years | 559 | 4.34%, see rank | 6.53% | 6.62% |
5 to 9 years | 594 | 4.61%, see rank | 6.51% | 6.62% |
10 to 14 years | 669 | 5.20%, see rank | 6.77% | 6.79% |
15 to 19 years | 766 | 5.95%, see rank | 7.26% | 7.28% |
20 to 24 years | 835 | 6.49%, see rank | 6.96% | 6.98% |
25 to 34 years | 2,094 | 16.27%, see rank | 12.74% | 13.22% |
35 to 44 years | 2,207 | 17.15%, see rank | 13.15% | 13.89% |
45 to 54 years | 2,113 | 16.42%, see rank | 14.84% | 14.57% |
55 to 64 years | 1,313 | 10.20%, see rank | 11.52% | 11.28% |
65 to 74 years | 874 | 6.79%, see rank | 7.25% | 6.74% |
75 to 84 | 543 | 4.22%, see rank | 4.61% | 4.30% |
85 years and over | 305 | 2.37%, see rank | 1.87% | 1.70% |
ACS 2005-2009 data
Total population: 12,235
Median Age (
see rank)
Dekalb County | 38.70 years old |
Missouri | 37.30 years old |
U.S. | 36.50 years old |
Median Age, Male (
see rank)
Dekalb County | 37.70 years old |
Missouri | 35.90 years old |
U.S. | 35.20 years old |
Median Age, Female (
see rank)
Dekalb County | 41.70 years old |
Missouri | 38.70 years old |
U.S. | 37.90 years old |
| Dekalb County | % of the Total Population | Missouri | U.S. |
Under 5 years | 586 | 4.79%, see rank | 6.70% | 6.92% |
5 to 9 years | 637 | 5.21%, see rank | 6.45% | 6.59% |
10 to 14 years | 545 | 4.45%, see rank | 6.78% | 6.83% |
15 to 19 years | 716 | 5.85%, see rank | 7.16% | 7.15% |
20 to 24 years | 835 | 6.82%, see rank | 7.13% | 7.02% |
25 to 34 years | 2,025 | 16.55%, see rank | 12.83% | 13.42% |
35 to 44 years | 2,338 | 19.11%, see rank | 13.57% | 14.18% |
45 to 54 years | 1,857 | 15.18%, see rank | 14.77% | 14.48% |
55 to 64 years | 1,131 | 9.24%, see rank | 11.12% | 10.81% |
65 to 74 years | 793 | 6.48%, see rank | 6.95% | 6.50% |
75 to 84 | 524 | 4.28%, see rank | 4.67% | 4.40% |
85 years and over | 248 | 2.03%, see rank | 1.88% | 1.71% |
US Census 2000 data
Total population: 11,597
Median Age (
see rank)
Dekalb County | 37.70 years old |
Missouri | 36.10 years old |
U.S. | 35.30 years old |
Median Age, Male (
see rank)
Dekalb County | 36.70 years old |
Missouri | 34.80 years old |
U.S. | 34.00 years old |
Median Age, Female (
see rank)
Dekalb County | 39.60 years old |
Missouri | 37.40 years old |
U.S. | 36.50 years old |
| Dekalb County | % of the Total Population | Missouri | U.S. |
Under 5 years | 601 | 5.18%, see rank | 6.61% | 6.81% |
5 to 9 years | 644 | 5.55%, see rank | 7.13% | 7.30% |
10 to 14 years | 728 | 6.28%, see rank | 7.36% | 7.29% |
15 to 19 years | 715 | 6.17%, see rank | 7.39% | 7.18% |
20 to 24 years | 668 | 5.76%, see rank | 6.60% | 6.74% |
25 to 34 years | 1,788 | 15.42%, see rank | 13.20% | 14.18% |
35 to 44 years | 2,416 | 20.83%, see rank | 15.86% | 16.04% |
45 to 54 years | 1,430 | 12.33%, see rank | 13.27% | 13.39% |
55 to 64 years | 997 | 8.60%, see rank | 9.07% | 8.63% |
65 to 74 years | 815 | 7.03%, see rank | 7.03% | 6.54% |
75 to 84 | 581 | 5.01%, see rank | 4.71% | 4.39% |
85 years and over | 214 | 1.85%, 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.