21012 Zip Code Historical Age Data
ACS 2010-2014 data
Total population: 21,298
Median Age (
see rank)
| 21012 Zip Code | 39.80 years old |
| Maryland | 38.10 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| 21012 Zip Code | 38.60 years old |
| Maryland | 36.50 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| 21012 Zip Code | 41.00 years old |
| Maryland | 39.60 years old |
| U.S. | 38.80 years old |
| | 21012 Zip Code | % of the Total Population | Maryland | U.S. |
| Under 5 years | 1,203 | 5.65%, see rank | 6.24% | 6.36% |
| 5 to 9 years | 1,654 | 7.77%, see rank | 6.30% | 6.51% |
| 10 to 14 years | 1,613 | 7.57%, see rank | 6.41% | 6.59% |
| 15 to 19 years | 1,526 | 7.16%, see rank | 6.73% | 6.85% |
| 20 to 24 years | 1,021 | 4.79%, see rank | 6.84% | 7.13% |
| 25 to 34 years | 2,294 | 10.77%, see rank | 13.60% | 13.47% |
| 35 to 44 years | 2,748 | 12.90%, see rank | 13.23% | 12.96% |
| 45 to 54 years | 3,218 | 15.11%, see rank | 15.18% | 14.09% |
| 55 to 64 years | 2,997 | 14.07%, see rank | 12.50% | 12.29% |
| 65 to 74 years | 1,878 | 8.82%, see rank | 7.33% | 7.64% |
| 75 to 84 | 771 | 3.62%, see rank | 3.88% | 4.25% |
| 85 years and over | 375 | 1.76%, see rank | 1.77% | 1.85% |
US Census 2010 data
Total population: 21,317
Median Age (
see rank)
| 21012 Zip Code | 41.30 years old |
| Maryland | 38.00 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| 21012 Zip Code | 40.20 years old |
| Maryland | 36.40 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| 21012 Zip Code | 42.30 years old |
| Maryland | 39.30 years old |
| U.S. | 38.50 years old |
| | 21012 Zip Code | % of the Total Population | Maryland | U.S. |
| Under 5 years | 1,158 | 5.43%, see rank | 6.31% | 6.54% |
| 5 to 9 years | 1,438 | 6.75%, see rank | 6.35% | 6.59% |
| 10 to 14 years | 1,669 | 7.83%, see rank | 6.56% | 6.70% |
| 15 to 19 years | 1,566 | 7.35%, see rank | 7.04% | 7.14% |
| 20 to 24 years | 1,043 | 4.89%, see rank | 6.82% | 6.99% |
| 25 to 34 years | 2,113 | 9.91%, see rank | 13.20% | 13.30% |
| 35 to 44 years | 2,857 | 13.40%, see rank | 13.78% | 13.30% |
| 45 to 54 years | 3,842 | 18.02%, see rank | 15.63% | 14.58% |
| 55 to 64 years | 3,034 | 14.23%, see rank | 12.05% | 11.82% |
| 65 to 74 years | 1,600 | 7.51%, see rank | 6.69% | 7.03% |
| 75 to 84 | 734 | 3.44%, see rank | 3.87% | 4.23% |
| 85 years and over | 263 | 1.23%, see rank | 1.70% | 1.78% |
ACS 2008-2012 data
Total population: 20,784
Median Age (
see rank)
| 21012 Zip Code | 41.30 years old |
| Maryland | 37.90 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| 21012 Zip Code | 39.40 years old |
| Maryland | 36.30 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| 21012 Zip Code | 43.30 years old |
| Maryland | 39.30 years old |
| U.S. | 38.50 years old |
| | 21012 Zip Code | % of the Total Population | Maryland | U.S. |
| Under 5 years | 1,090 | 5.24%, see rank | 6.31% | 6.51% |
| 5 to 9 years | 1,494 | 7.19%, see rank | 6.30% | 6.57% |
| 10 to 14 years | 1,688 | 8.12%, see rank | 6.57% | 6.68% |
| 15 to 19 years | 1,559 | 7.50%, see rank | 7.01% | 7.09% |
| 20 to 24 years | 915 | 4.40%, see rank | 6.83% | 7.04% |
| 25 to 34 years | 2,105 | 10.13%, see rank | 13.25% | 13.32% |
| 35 to 44 years | 2,713 | 13.05%, see rank | 13.82% | 13.34% |
| 45 to 54 years | 3,610 | 17.37%, see rank | 15.46% | 14.44% |
| 55 to 64 years | 2,943 | 14.16%, see rank | 12.07% | 11.84% |
| 65 to 74 years | 1,632 | 7.85%, see rank | 6.78% | 7.12% |
| 75 to 84 | 702 | 3.38%, see rank | 3.89% | 4.25% |
| 85 years and over | 333 | 1.60%, see rank | 1.70% | 1.78% |
US Census 2000 data
Total population: 21,001
Median Age (
see rank)
| 21012 Zip Code | 37.50 years old |
| Maryland | 36.00 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| 21012 Zip Code | 36.70 years old |
| Maryland | 34.90 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| 21012 Zip Code | 38.10 years old |
| Maryland | 37.00 years old |
| U.S. | 36.50 years old |
| | 21012 Zip Code | % of the Total Population | Maryland | U.S. |
| Under 5 years | 1,392 | 6.63%, see rank | 6.67% | 6.81% |
| 5 to 9 years | 1,596 | 7.60%, see rank | 7.39% | 7.30% |
| 10 to 14 years | 1,773 | 8.44%, see rank | 7.40% | 7.29% |
| 15 to 19 years | 1,544 | 7.35%, see rank | 6.72% | 7.18% |
| 20 to 24 years | 812 | 3.87%, see rank | 5.93% | 6.74% |
| 25 to 34 years | 2,499 | 11.90%, see rank | 14.13% | 14.18% |
| 35 to 44 years | 3,831 | 18.24%, see rank | 17.30% | 16.04% |
| 45 to 54 years | 3,632 | 17.29%, see rank | 14.26% | 13.39% |
| 55 to 64 years | 2,133 | 10.16%, see rank | 8.88% | 8.63% |
| 65 to 74 years | 1,093 | 5.20%, see rank | 6.07% | 6.54% |
| 75 to 84 | 548 | 2.61%, see rank | 3.99% | 4.39% |
| 85 years and over | 148 | 0.70%, 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.
