21918 Zip Code Historical Age Data
ACS 2010-2014 data
Total population: 4,021
Median Age (
see rank)
| 21918 Zip Code | 44.00 years old |
| Maryland | 38.10 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| 21918 Zip Code | 44.30 years old |
| Maryland | 36.50 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| 21918 Zip Code | 43.10 years old |
| Maryland | 39.60 years old |
| U.S. | 38.80 years old |
| | 21918 Zip Code | % of the Total Population | Maryland | U.S. |
| Under 5 years | 158 | 3.93%, see rank | 6.24% | 6.36% |
| 5 to 9 years | 177 | 4.40%, see rank | 6.30% | 6.51% |
| 10 to 14 years | 252 | 6.27%, see rank | 6.41% | 6.59% |
| 15 to 19 years | 288 | 7.16%, see rank | 6.73% | 6.85% |
| 20 to 24 years | 258 | 6.42%, see rank | 6.84% | 7.13% |
| 25 to 34 years | 440 | 10.94%, see rank | 13.60% | 13.47% |
| 35 to 44 years | 608 | 15.12%, see rank | 13.23% | 12.96% |
| 45 to 54 years | 603 | 15.00%, see rank | 15.18% | 14.09% |
| 55 to 64 years | 660 | 16.41%, see rank | 12.50% | 12.29% |
| 65 to 74 years | 352 | 8.75%, see rank | 7.33% | 7.64% |
| 75 to 84 | 179 | 4.45%, see rank | 3.88% | 4.25% |
| 85 years and over | 46 | 1.14%, see rank | 1.77% | 1.85% |
US Census 2010 data
Total population: 4,284
Median Age (
see rank)
| 21918 Zip Code | 41.20 years old |
| Maryland | 38.00 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| 21918 Zip Code | 41.10 years old |
| Maryland | 36.40 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| 21918 Zip Code | 41.40 years old |
| Maryland | 39.30 years old |
| U.S. | 38.50 years old |
| | 21918 Zip Code | % of the Total Population | Maryland | U.S. |
| Under 5 years | 192 | 4.48%, see rank | 6.31% | 6.54% |
| 5 to 9 years | 290 | 6.77%, see rank | 6.35% | 6.59% |
| 10 to 14 years | 311 | 7.26%, see rank | 6.56% | 6.70% |
| 15 to 19 years | 359 | 8.38%, see rank | 7.04% | 7.14% |
| 20 to 24 years | 226 | 5.28%, see rank | 6.82% | 6.99% |
| 25 to 34 years | 416 | 9.71%, see rank | 13.20% | 13.30% |
| 35 to 44 years | 636 | 14.85%, see rank | 13.78% | 13.30% |
| 45 to 54 years | 791 | 18.46%, see rank | 15.63% | 14.58% |
| 55 to 64 years | 582 | 13.59%, see rank | 12.05% | 11.82% |
| 65 to 74 years | 287 | 6.70%, see rank | 6.69% | 7.03% |
| 75 to 84 | 156 | 3.64%, see rank | 3.87% | 4.23% |
| 85 years and over | 38 | 0.89%, see rank | 1.70% | 1.78% |
ACS 2008-2012 data
Total population: 4,253
Median Age (
see rank)
| 21918 Zip Code | 41.40 years old |
| Maryland | 37.90 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| 21918 Zip Code | 42.30 years old |
| Maryland | 36.30 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| 21918 Zip Code | 40.70 years old |
| Maryland | 39.30 years old |
| U.S. | 38.50 years old |
| | 21918 Zip Code | % of the Total Population | Maryland | U.S. |
| Under 5 years | 162 | 3.81%, see rank | 6.31% | 6.51% |
| 5 to 9 years | 297 | 6.98%, see rank | 6.30% | 6.57% |
| 10 to 14 years | 266 | 6.25%, see rank | 6.57% | 6.68% |
| 15 to 19 years | 311 | 7.31%, see rank | 7.01% | 7.09% |
| 20 to 24 years | 266 | 6.25%, see rank | 6.83% | 7.04% |
| 25 to 34 years | 506 | 11.90%, see rank | 13.25% | 13.32% |
| 35 to 44 years | 663 | 15.59%, see rank | 13.82% | 13.34% |
| 45 to 54 years | 734 | 17.26%, see rank | 15.46% | 14.44% |
| 55 to 64 years | 451 | 10.60%, see rank | 12.07% | 11.84% |
| 65 to 74 years | 448 | 10.53%, see rank | 6.78% | 7.12% |
| 75 to 84 | 124 | 2.92%, see rank | 3.89% | 4.25% |
| 85 years and over | 25 | 0.59%, see rank | 1.70% | 1.78% |
US Census 2000 data
Total population: 4,045
Median Age (
see rank)
| 21918 Zip Code | 35.20 years old |
| Maryland | 36.00 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| 21918 Zip Code | 35.00 years old |
| Maryland | 34.90 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| 21918 Zip Code | 35.40 years old |
| Maryland | 37.00 years old |
| U.S. | 36.50 years old |
| | 21918 Zip Code | % of the Total Population | Maryland | U.S. |
| Under 5 years | 263 | 6.50%, see rank | 6.67% | 6.81% |
| 5 to 9 years | 386 | 9.54%, see rank | 7.39% | 7.30% |
| 10 to 14 years | 335 | 8.28%, see rank | 7.40% | 7.29% |
| 15 to 19 years | 302 | 7.47%, see rank | 6.72% | 7.18% |
| 20 to 24 years | 170 | 4.20%, see rank | 5.93% | 6.74% |
| 25 to 34 years | 553 | 13.67%, see rank | 14.13% | 14.18% |
| 35 to 44 years | 779 | 19.26%, see rank | 17.30% | 16.04% |
| 45 to 54 years | 607 | 15.01%, see rank | 14.26% | 13.39% |
| 55 to 64 years | 310 | 7.66%, see rank | 8.88% | 8.63% |
| 65 to 74 years | 218 | 5.39%, see rank | 6.07% | 6.54% |
| 75 to 84 | 98 | 2.42%, see rank | 3.99% | 4.39% |
| 85 years and over | 24 | 0.59%, 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.
