21742 Zip Code Historical Age Data
ACS 2010-2014 data
Total population: 32,549
Median Age (
see rank)
| 21742 Zip Code | 42.30 years old |
| Maryland | 38.10 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| 21742 Zip Code | 41.50 years old |
| Maryland | 36.50 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| 21742 Zip Code | 43.10 years old |
| Maryland | 39.60 years old |
| U.S. | 38.80 years old |
| | 21742 Zip Code | % of the Total Population | Maryland | U.S. |
| Under 5 years | 1,583 | 4.86%, see rank | 6.24% | 6.36% |
| 5 to 9 years | 2,490 | 7.65%, see rank | 6.30% | 6.51% |
| 10 to 14 years | 2,205 | 6.77%, see rank | 6.41% | 6.59% |
| 15 to 19 years | 1,962 | 6.03%, see rank | 6.73% | 6.85% |
| 20 to 24 years | 1,780 | 5.47%, see rank | 6.84% | 7.13% |
| 25 to 34 years | 3,392 | 10.42%, see rank | 13.60% | 13.47% |
| 35 to 44 years | 4,488 | 13.79%, see rank | 13.23% | 12.96% |
| 45 to 54 years | 5,221 | 16.04%, see rank | 15.18% | 14.09% |
| 55 to 64 years | 3,958 | 12.16%, see rank | 12.50% | 12.29% |
| 65 to 74 years | 2,957 | 9.08%, see rank | 7.33% | 7.64% |
| 75 to 84 | 1,911 | 5.87%, see rank | 3.88% | 4.25% |
| 85 years and over | 602 | 1.85%, see rank | 1.77% | 1.85% |
US Census 2010 data
Total population: 31,444
Median Age (
see rank)
| 21742 Zip Code | 40.10 years old |
| Maryland | 38.00 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| 21742 Zip Code | 39.10 years old |
| Maryland | 36.40 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| 21742 Zip Code | 41.00 years old |
| Maryland | 39.30 years old |
| U.S. | 38.50 years old |
| | 21742 Zip Code | % of the Total Population | Maryland | U.S. |
| Under 5 years | 2,086 | 6.63%, see rank | 6.31% | 6.54% |
| 5 to 9 years | 2,120 | 6.74%, see rank | 6.35% | 6.59% |
| 10 to 14 years | 2,038 | 6.48%, see rank | 6.56% | 6.70% |
| 15 to 19 years | 1,945 | 6.19%, see rank | 7.04% | 7.14% |
| 20 to 24 years | 1,803 | 5.73%, see rank | 6.82% | 6.99% |
| 25 to 34 years | 3,819 | 12.15%, see rank | 13.20% | 13.30% |
| 35 to 44 years | 4,065 | 12.93%, see rank | 13.78% | 13.30% |
| 45 to 54 years | 4,518 | 14.37%, see rank | 15.63% | 14.58% |
| 55 to 64 years | 4,002 | 12.73%, see rank | 12.05% | 11.82% |
| 65 to 74 years | 2,502 | 7.96%, see rank | 6.69% | 7.03% |
| 75 to 84 | 1,790 | 5.69%, see rank | 3.87% | 4.23% |
| 85 years and over | 756 | 2.40%, see rank | 1.70% | 1.78% |
ACS 2008-2012 data
Total population: 32,585
Median Age (
see rank)
| 21742 Zip Code | 40.00 years old |
| Maryland | 37.90 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| 21742 Zip Code | 39.10 years old |
| Maryland | 36.30 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| 21742 Zip Code | 40.90 years old |
| Maryland | 39.30 years old |
| U.S. | 38.50 years old |
| | 21742 Zip Code | % of the Total Population | Maryland | U.S. |
| Under 5 years | 2,062 | 6.33%, see rank | 6.31% | 6.51% |
| 5 to 9 years | 2,255 | 6.92%, see rank | 6.30% | 6.57% |
| 10 to 14 years | 1,932 | 5.93%, see rank | 6.57% | 6.68% |
| 15 to 19 years | 2,136 | 6.56%, see rank | 7.01% | 7.09% |
| 20 to 24 years | 2,281 | 7.00%, see rank | 6.83% | 7.04% |
| 25 to 34 years | 3,737 | 11.47%, see rank | 13.25% | 13.32% |
| 35 to 44 years | 4,451 | 13.66%, see rank | 13.82% | 13.34% |
| 45 to 54 years | 4,749 | 14.57%, see rank | 15.46% | 14.44% |
| 55 to 64 years | 3,819 | 11.72%, see rank | 12.07% | 11.84% |
| 65 to 74 years | 2,387 | 7.33%, see rank | 6.78% | 7.12% |
| 75 to 84 | 2,069 | 6.35%, see rank | 3.89% | 4.25% |
| 85 years and over | 707 | 2.17%, see rank | 1.70% | 1.78% |
US Census 2000 data
Total population: 25,053
Median Age (
see rank)
| 21742 Zip Code | 39.80 years old |
| Maryland | 36.00 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| 21742 Zip Code | 38.60 years old |
| Maryland | 34.90 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| 21742 Zip Code | 41.00 years old |
| Maryland | 37.00 years old |
| U.S. | 36.50 years old |
| | 21742 Zip Code | % of the Total Population | Maryland | U.S. |
| Under 5 years | 1,556 | 6.21%, see rank | 6.67% | 6.81% |
| 5 to 9 years | 1,631 | 6.51%, see rank | 7.39% | 7.30% |
| 10 to 14 years | 1,742 | 6.95%, see rank | 7.40% | 7.29% |
| 15 to 19 years | 1,513 | 6.04%, see rank | 6.72% | 7.18% |
| 20 to 24 years | 1,106 | 4.41%, see rank | 5.93% | 6.74% |
| 25 to 34 years | 3,152 | 12.58%, see rank | 14.13% | 14.18% |
| 35 to 44 years | 3,759 | 15.00%, see rank | 17.30% | 16.04% |
| 45 to 54 years | 3,768 | 15.04%, see rank | 14.26% | 13.39% |
| 55 to 64 years | 2,530 | 10.10%, see rank | 8.88% | 8.63% |
| 65 to 74 years | 2,267 | 9.05%, see rank | 6.07% | 6.54% |
| 75 to 84 | 1,569 | 6.26%, see rank | 3.99% | 4.39% |
| 85 years and over | 460 | 1.84%, 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.
