21001 Zip Code Historical Age Data
ACS 2010-2014 data
Total population: 22,445
Median Age (
see rank)
| 21001 Zip Code | 39.20 years old |
| Maryland | 38.10 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| 21001 Zip Code | 36.40 years old |
| Maryland | 36.50 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| 21001 Zip Code | 41.00 years old |
| Maryland | 39.60 years old |
| U.S. | 38.80 years old |
| | 21001 Zip Code | % of the Total Population | Maryland | U.S. |
| Under 5 years | 1,460 | 6.50%, see rank | 6.24% | 6.36% |
| 5 to 9 years | 1,404 | 6.26%, see rank | 6.30% | 6.51% |
| 10 to 14 years | 1,398 | 6.23%, see rank | 6.41% | 6.59% |
| 15 to 19 years | 1,151 | 5.13%, see rank | 6.73% | 6.85% |
| 20 to 24 years | 1,628 | 7.25%, see rank | 6.84% | 7.13% |
| 25 to 34 years | 3,373 | 15.03%, see rank | 13.60% | 13.47% |
| 35 to 44 years | 2,258 | 10.06%, see rank | 13.23% | 12.96% |
| 45 to 54 years | 3,765 | 16.77%, see rank | 15.18% | 14.09% |
| 55 to 64 years | 3,014 | 13.43%, see rank | 12.50% | 12.29% |
| 65 to 74 years | 1,594 | 7.10%, see rank | 7.33% | 7.64% |
| 75 to 84 | 1,002 | 4.46%, see rank | 3.88% | 4.25% |
| 85 years and over | 398 | 1.77%, see rank | 1.77% | 1.85% |
US Census 2010 data
Total population: 21,487
Median Age (
see rank)
| 21001 Zip Code | 38.10 years old |
| Maryland | 38.00 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| 21001 Zip Code | 36.70 years old |
| Maryland | 36.40 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| 21001 Zip Code | 39.20 years old |
| Maryland | 39.30 years old |
| U.S. | 38.50 years old |
| | 21001 Zip Code | % of the Total Population | Maryland | U.S. |
| Under 5 years | 1,522 | 7.08%, see rank | 6.31% | 6.54% |
| 5 to 9 years | 1,364 | 6.35%, see rank | 6.35% | 6.59% |
| 10 to 14 years | 1,403 | 6.53%, see rank | 6.56% | 6.70% |
| 15 to 19 years | 1,500 | 6.98%, see rank | 7.04% | 7.14% |
| 20 to 24 years | 1,353 | 6.30%, see rank | 6.82% | 6.99% |
| 25 to 34 years | 2,830 | 13.17%, see rank | 13.20% | 13.30% |
| 35 to 44 years | 2,644 | 12.31%, see rank | 13.78% | 13.30% |
| 45 to 54 years | 3,434 | 15.98%, see rank | 15.63% | 14.58% |
| 55 to 64 years | 2,639 | 12.28%, see rank | 12.05% | 11.82% |
| 65 to 74 years | 1,532 | 7.13%, see rank | 6.69% | 7.03% |
| 75 to 84 | 937 | 4.36%, see rank | 3.87% | 4.23% |
| 85 years and over | 329 | 1.53%, see rank | 1.70% | 1.78% |
ACS 2008-2012 data
Total population: 21,213
Median Age (
see rank)
| 21001 Zip Code | 39.50 years old |
| Maryland | 37.90 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| 21001 Zip Code | 37.10 years old |
| Maryland | 36.30 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| 21001 Zip Code | 41.50 years old |
| Maryland | 39.30 years old |
| U.S. | 38.50 years old |
| | 21001 Zip Code | % of the Total Population | Maryland | U.S. |
| Under 5 years | 1,214 | 5.72%, see rank | 6.31% | 6.51% |
| 5 to 9 years | 1,246 | 5.87%, see rank | 6.30% | 6.57% |
| 10 to 14 years | 1,327 | 6.26%, see rank | 6.57% | 6.68% |
| 15 to 19 years | 1,455 | 6.86%, see rank | 7.01% | 7.09% |
| 20 to 24 years | 1,497 | 7.06%, see rank | 6.83% | 7.04% |
| 25 to 34 years | 2,872 | 13.54%, see rank | 13.25% | 13.32% |
| 35 to 44 years | 2,760 | 13.01%, see rank | 13.82% | 13.34% |
| 45 to 54 years | 3,452 | 16.27%, see rank | 15.46% | 14.44% |
| 55 to 64 years | 2,623 | 12.37%, see rank | 12.07% | 11.84% |
| 65 to 74 years | 1,384 | 6.52%, see rank | 6.78% | 7.12% |
| 75 to 84 | 994 | 4.69%, see rank | 3.89% | 4.25% |
| 85 years and over | 389 | 1.83%, see rank | 1.70% | 1.78% |
US Census 2000 data
Total population: 19,248
Median Age (
see rank)
| 21001 Zip Code | 37.40 years old |
| Maryland | 36.00 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| 21001 Zip Code | 36.40 years old |
| Maryland | 34.90 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| 21001 Zip Code | 38.20 years old |
| Maryland | 37.00 years old |
| U.S. | 36.50 years old |
| | 21001 Zip Code | % of the Total Population | Maryland | U.S. |
| Under 5 years | 1,316 | 6.84%, see rank | 6.67% | 6.81% |
| 5 to 9 years | 1,442 | 7.49%, see rank | 7.39% | 7.30% |
| 10 to 14 years | 1,352 | 7.02%, see rank | 7.40% | 7.29% |
| 15 to 19 years | 1,396 | 7.25%, see rank | 6.72% | 7.18% |
| 20 to 24 years | 1,074 | 5.58%, see rank | 5.93% | 6.74% |
| 25 to 34 years | 2,317 | 12.04%, see rank | 14.13% | 14.18% |
| 35 to 44 years | 3,174 | 16.49%, see rank | 17.30% | 16.04% |
| 45 to 54 years | 2,814 | 14.62%, see rank | 14.26% | 13.39% |
| 55 to 64 years | 1,867 | 9.70%, see rank | 8.88% | 8.63% |
| 65 to 74 years | 1,456 | 7.56%, see rank | 6.07% | 6.54% |
| 75 to 84 | 864 | 4.49%, see rank | 3.99% | 4.39% |
| 85 years and over | 176 | 0.91%, 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.
