21704 Zip Code Historical Age Data
ACS 2010-2014 data
Total population: 14,820
Median Age (
see rank)
| 21704 Zip Code | 36.70 years old |
| Maryland | 38.10 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| 21704 Zip Code | 37.80 years old |
| Maryland | 36.50 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| 21704 Zip Code | 35.60 years old |
| Maryland | 39.60 years old |
| U.S. | 38.80 years old |
| | 21704 Zip Code | % of the Total Population | Maryland | U.S. |
| Under 5 years | 1,137 | 7.67%, see rank | 6.24% | 6.36% |
| 5 to 9 years | 1,428 | 9.64%, see rank | 6.30% | 6.51% |
| 10 to 14 years | 1,264 | 8.53%, see rank | 6.41% | 6.59% |
| 15 to 19 years | 961 | 6.48%, see rank | 6.73% | 6.85% |
| 20 to 24 years | 643 | 4.34%, see rank | 6.84% | 7.13% |
| 25 to 34 years | 1,578 | 10.65%, see rank | 13.60% | 13.47% |
| 35 to 44 years | 3,083 | 20.80%, see rank | 13.23% | 12.96% |
| 45 to 54 years | 2,005 | 13.53%, see rank | 15.18% | 14.09% |
| 55 to 64 years | 1,420 | 9.58%, see rank | 12.50% | 12.29% |
| 65 to 74 years | 704 | 4.75%, see rank | 7.33% | 7.64% |
| 75 to 84 | 368 | 2.48%, see rank | 3.88% | 4.25% |
| 85 years and over | 229 | 1.55%, see rank | 1.77% | 1.85% |
US Census 2010 data
Total population: 13,321
Median Age (
see rank)
| 21704 Zip Code | 36.30 years old |
| Maryland | 38.00 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| 21704 Zip Code | 36.10 years old |
| Maryland | 36.40 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| 21704 Zip Code | 36.50 years old |
| Maryland | 39.30 years old |
| U.S. | 38.50 years old |
| | 21704 Zip Code | % of the Total Population | Maryland | U.S. |
| Under 5 years | 1,101 | 8.27%, see rank | 6.31% | 6.54% |
| 5 to 9 years | 1,266 | 9.50%, see rank | 6.35% | 6.59% |
| 10 to 14 years | 1,163 | 8.73%, see rank | 6.56% | 6.70% |
| 15 to 19 years | 834 | 6.26%, see rank | 7.04% | 7.14% |
| 20 to 24 years | 494 | 3.71%, see rank | 6.82% | 6.99% |
| 25 to 34 years | 1,526 | 11.46%, see rank | 13.20% | 13.30% |
| 35 to 44 years | 2,709 | 20.34%, see rank | 13.78% | 13.30% |
| 45 to 54 years | 2,026 | 15.21%, see rank | 15.63% | 14.58% |
| 55 to 64 years | 1,110 | 8.33%, see rank | 12.05% | 11.82% |
| 65 to 74 years | 580 | 4.35%, see rank | 6.69% | 7.03% |
| 75 to 84 | 311 | 2.33%, see rank | 3.87% | 4.23% |
| 85 years and over | 201 | 1.51%, see rank | 1.70% | 1.78% |
ACS 2008-2012 data
Total population: 13,407
Median Age (
see rank)
| 21704 Zip Code | 35.60 years old |
| Maryland | 37.90 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| 21704 Zip Code | 37.10 years old |
| Maryland | 36.30 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| 21704 Zip Code | 34.90 years old |
| Maryland | 39.30 years old |
| U.S. | 38.50 years old |
| | 21704 Zip Code | % of the Total Population | Maryland | U.S. |
| Under 5 years | 1,011 | 7.54%, see rank | 6.31% | 6.51% |
| 5 to 9 years | 1,470 | 10.96%, see rank | 6.30% | 6.57% |
| 10 to 14 years | 1,132 | 8.44%, see rank | 6.57% | 6.68% |
| 15 to 19 years | 763 | 5.69%, see rank | 7.01% | 7.09% |
| 20 to 24 years | 538 | 4.01%, see rank | 6.83% | 7.04% |
| 25 to 34 years | 1,613 | 12.03%, see rank | 13.25% | 13.32% |
| 35 to 44 years | 2,833 | 21.13%, see rank | 13.82% | 13.34% |
| 45 to 54 years | 1,791 | 13.36%, see rank | 15.46% | 14.44% |
| 55 to 64 years | 1,171 | 8.73%, see rank | 12.07% | 11.84% |
| 65 to 74 years | 550 | 4.10%, see rank | 6.78% | 7.12% |
| 75 to 84 | 256 | 1.91%, see rank | 3.89% | 4.25% |
| 85 years and over | 279 | 2.08%, see rank | 1.70% | 1.78% |
US Census 2000 data
Total population: 4,169
Median Age (
see rank)
| 21704 Zip Code | 39.80 years old |
| Maryland | 36.00 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| 21704 Zip Code | 39.10 years old |
| Maryland | 34.90 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| 21704 Zip Code | 41.00 years old |
| Maryland | 37.00 years old |
| U.S. | 36.50 years old |
| | 21704 Zip Code | % of the Total Population | Maryland | U.S. |
| Under 5 years | 229 | 5.49%, see rank | 6.67% | 6.81% |
| 5 to 9 years | 265 | 6.36%, see rank | 7.39% | 7.30% |
| 10 to 14 years | 279 | 6.69%, see rank | 7.40% | 7.29% |
| 15 to 19 years | 219 | 5.25%, see rank | 6.72% | 7.18% |
| 20 to 24 years | 131 | 3.14%, see rank | 5.93% | 6.74% |
| 25 to 34 years | 543 | 13.02%, see rank | 14.13% | 14.18% |
| 35 to 44 years | 870 | 20.87%, see rank | 17.30% | 16.04% |
| 45 to 54 years | 622 | 14.92%, see rank | 14.26% | 13.39% |
| 55 to 64 years | 489 | 11.73%, see rank | 8.88% | 8.63% |
| 65 to 74 years | 318 | 7.63%, see rank | 6.07% | 6.54% |
| 75 to 84 | 163 | 3.91%, see rank | 3.99% | 4.39% |
| 85 years and over | 41 | 0.98%, 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.
