Frederick County Historical Age Data
ACS 2010-2014 data
Total population: 239,253
Median Age (
see rank)
Frederick County | 38.90 years old |
Maryland | 38.10 years old |
U.S. | 37.40 years old |
Median Age, Male (
see rank)
Frederick County | 37.80 years old |
Maryland | 36.50 years old |
U.S. | 36.10 years old |
Median Age, Female (
see rank)
Frederick County | 39.90 years old |
Maryland | 39.60 years old |
U.S. | 38.80 years old |
| Frederick County | % of the Total Population | Maryland | U.S. |
Under 5 years | 14,614 | 6.11%, see rank | 6.24% | 6.36% |
5 to 9 years | 15,848 | 6.62%, see rank | 6.30% | 6.51% |
10 to 14 years | 17,582 | 7.35%, see rank | 6.41% | 6.59% |
15 to 19 years | 16,936 | 7.08%, see rank | 6.73% | 6.85% |
20 to 24 years | 14,463 | 6.05%, see rank | 6.84% | 7.13% |
25 to 34 years | 28,854 | 12.06%, see rank | 13.60% | 13.47% |
35 to 44 years | 33,316 | 13.93%, see rank | 13.23% | 12.96% |
45 to 54 years | 39,523 | 16.52%, see rank | 15.18% | 14.09% |
55 to 64 years | 29,374 | 12.28%, see rank | 12.50% | 12.29% |
65 to 74 years | 16,483 | 6.89%, see rank | 7.33% | 7.64% |
75 to 84 | 8,411 | 3.52%, see rank | 3.88% | 4.25% |
85 years and over | 3,849 | 1.61%, see rank | 1.77% | 1.85% |
US Census 2010 data
Total population: 233,385
Median Age (
see rank)
Frederick County | 38.60 years old |
Maryland | 38.00 years old |
U.S. | 37.20 years old |
Median Age, Male (
see rank)
Frederick County | 37.60 years old |
Maryland | 36.40 years old |
U.S. | 35.80 years old |
Median Age, Female (
see rank)
Frederick County | 39.40 years old |
Maryland | 39.30 years old |
U.S. | 38.50 years old |
| Frederick County | % of the Total Population | Maryland | U.S. |
Under 5 years | 14,862 | 6.37%, see rank | 6.31% | 6.54% |
5 to 9 years | 16,303 | 6.99%, see rank | 6.35% | 6.59% |
10 to 14 years | 17,234 | 7.38%, see rank | 6.56% | 6.70% |
15 to 19 years | 16,756 | 7.18%, see rank | 7.04% | 7.14% |
20 to 24 years | 13,237 | 5.67%, see rank | 6.82% | 6.99% |
25 to 34 years | 27,432 | 11.75%, see rank | 13.20% | 13.30% |
35 to 44 years | 34,859 | 14.94%, see rank | 13.78% | 13.30% |
45 to 54 years | 39,335 | 16.85%, see rank | 15.63% | 14.58% |
55 to 64 years | 27,453 | 11.76%, see rank | 12.05% | 11.82% |
65 to 74 years | 14,060 | 6.02%, see rank | 6.69% | 7.03% |
75 to 84 | 8,097 | 3.47%, see rank | 3.87% | 4.23% |
85 years and over | 3,757 | 1.61%, see rank | 1.70% | 1.78% |
ACS 2008-2012 data
Total population: 234,268
Median Age (
see rank)
Frederick County | 38.50 years old |
Maryland | 37.90 years old |
U.S. | 37.20 years old |
Median Age, Male (
see rank)
Frederick County | 37.50 years old |
Maryland | 36.30 years old |
U.S. | 35.80 years old |
Median Age, Female (
see rank)
Frederick County | 39.50 years old |
Maryland | 39.30 years old |
U.S. | 38.50 years old |
| Frederick County | % of the Total Population | Maryland | U.S. |
Under 5 years | 14,930 | 6.37%, see rank | 6.31% | 6.51% |
5 to 9 years | 16,406 | 7.00%, see rank | 6.30% | 6.57% |
10 to 14 years | 17,022 | 7.27%, see rank | 6.57% | 6.68% |
15 to 19 years | 16,841 | 7.19%, see rank | 7.01% | 7.09% |
20 to 24 years | 13,669 | 5.83%, see rank | 6.83% | 7.04% |
25 to 34 years | 27,639 | 11.80%, see rank | 13.25% | 13.32% |
35 to 44 years | 34,909 | 14.90%, see rank | 13.82% | 13.34% |
45 to 54 years | 39,015 | 16.65%, see rank | 15.46% | 14.44% |
55 to 64 years | 27,494 | 11.74%, see rank | 12.07% | 11.84% |
65 to 74 years | 14,518 | 6.20%, see rank | 6.78% | 7.12% |
75 to 84 | 8,164 | 3.48%, see rank | 3.89% | 4.25% |
85 years and over | 3,661 | 1.56%, see rank | 1.70% | 1.78% |
ACS 2006-2010 data
Total population: 229,205
Median Age (
see rank)
Frederick County | 37.90 years old |
Maryland | 37.60 years old |
U.S. | 36.90 years old |
Median Age, Male (
see rank)
Frederick County | 37.00 years old |
Maryland | 36.10 years old |
U.S. | 35.60 years old |
Median Age, Female (
see rank)
Frederick County | 38.70 years old |
Maryland | 38.90 years old |
U.S. | 38.10 years old |
| Frederick County | % of the Total Population | Maryland | U.S. |
Under 5 years | 15,314 | 6.68%, see rank | 6.41% | 6.62% |
5 to 9 years | 15,788 | 6.89%, see rank | 6.42% | 6.62% |
10 to 14 years | 17,582 | 7.67%, see rank | 6.71% | 6.79% |
15 to 19 years | 16,649 | 7.26%, see rank | 7.23% | 7.28% |
20 to 24 years | 12,953 | 5.65%, see rank | 6.70% | 6.98% |
25 to 34 years | 26,972 | 11.77%, see rank | 12.99% | 13.22% |
35 to 44 years | 36,748 | 16.03%, see rank | 14.62% | 13.89% |
45 to 54 years | 37,478 | 16.35%, see rank | 15.49% | 14.57% |
55 to 64 years | 25,499 | 11.12%, see rank | 11.53% | 11.28% |
65 to 74 years | 12,865 | 5.61%, see rank | 6.36% | 6.74% |
75 to 84 | 7,834 | 3.42%, see rank | 3.96% | 4.30% |
85 years and over | 3,523 | 1.54%, see rank | 1.57% | 1.70% |
ACS 2005-2009 data
Total population: 224,185
Median Age (
see rank)
Frederick County | 37.50 years old |
Maryland | 37.30 years old |
U.S. | 36.50 years old |
Median Age, Male (
see rank)
Frederick County | 36.70 years old |
Maryland | 35.80 years old |
U.S. | 35.20 years old |
Median Age, Female (
see rank)
Frederick County | 38.30 years old |
Maryland | 38.60 years old |
U.S. | 37.90 years old |
| Frederick County | % of the Total Population | Maryland | U.S. |
Under 5 years | 15,596 | 6.96%, see rank | 6.68% | 6.92% |
5 to 9 years | 15,729 | 7.02%, see rank | 6.40% | 6.59% |
10 to 14 years | 16,932 | 7.55%, see rank | 6.81% | 6.83% |
15 to 19 years | 16,654 | 7.43%, see rank | 7.19% | 7.15% |
20 to 24 years | 13,276 | 5.92%, see rank | 6.60% | 7.02% |
25 to 34 years | 25,904 | 11.55%, see rank | 13.09% | 13.42% |
35 to 44 years | 37,327 | 16.65%, see rank | 15.00% | 14.18% |
45 to 54 years | 36,206 | 16.15%, see rank | 15.36% | 14.48% |
55 to 64 years | 23,857 | 10.64%, see rank | 11.10% | 10.81% |
65 to 74 years | 12,247 | 5.46%, see rank | 6.29% | 6.50% |
75 to 84 | 7,123 | 3.18%, see rank | 3.96% | 4.40% |
85 years and over | 3,334 | 1.49%, see rank | 1.51% | 1.71% |
US Census 2000 data
Total population: 195,277
Median Age (
see rank)
Frederick County | 35.60 years old |
Maryland | 36.00 years old |
U.S. | 35.30 years old |
Median Age, Male (
see rank)
Frederick County | 35.10 years old |
Maryland | 34.90 years old |
U.S. | 34.00 years old |
Median Age, Female (
see rank)
Frederick County | 36.10 years old |
Maryland | 37.00 years old |
U.S. | 36.50 years old |
| Frederick County | % of the Total Population | Maryland | U.S. |
Under 5 years | 14,056 | 7.20%, see rank | 6.67% | 6.81% |
5 to 9 years | 15,596 | 7.99%, see rank | 7.39% | 7.30% |
10 to 14 years | 15,565 | 7.97%, see rank | 7.40% | 7.29% |
15 to 19 years | 13,468 | 6.90%, see rank | 6.72% | 7.18% |
20 to 24 years | 9,705 | 4.97%, see rank | 5.93% | 6.74% |
25 to 34 years | 27,030 | 13.84%, see rank | 14.13% | 14.18% |
35 to 44 years | 36,810 | 18.85%, see rank | 17.30% | 16.04% |
45 to 54 years | 28,426 | 14.56%, see rank | 14.26% | 13.39% |
55 to 64 years | 15,785 | 8.08%, see rank | 8.88% | 8.63% |
65 to 74 years | 10,084 | 5.16%, see rank | 6.07% | 6.54% |
75 to 84 | 6,664 | 3.41%, see rank | 3.99% | 4.39% |
85 years and over | 2,088 | 1.07%, see rank | 1.26% | 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.