21237 Zip Code Historical House Amount of Units in Structure Data
ACS 2010-2014 data
| | 21237 Zip Code | Maryland | U.S. |
| Total Housing Units | 12,452, 100% | 2,399,375 | 132,741,033 |
| 1-unit, Detached | 5,777, 46.39%, see rank | 51.72% | 61.65% |
| 1-unit, Attached | 2,711, 21.77%, see rank | 21.19% | 5.82% |
| 2 Units | 7, 0.06%, see rank | 1.60% | 3.75% |
| 3 or 4 Units | 212, 1.70%, see rank | 2.20% | 4.43% |
| 5 to 9 Units | 1,046, 8.40%, see rank | 4.94% | 4.78% |
| 10 or More Units | 2,588, 20.78%, see rank | 16.70% | 13.08% |
| Mobile Home, Boat, RV, Van, etc. | 111, 0.89%, see rank | 1.63% | 6.49% |
ACS 2008-2012 data
| | 21237 Zip Code | Maryland | U.S. |
| Total Housing Units | 12,419, 100% | 2,378,932 | 131,642,457 |
| 1-unit, Detached | 5,493, 44.23%, see rank | 51.71% | 61.70% |
| 1-unit, Attached | 2,757, 22.20%, see rank | 21.10% | 5.79% |
| 2 Units | 34, 0.27%, see rank | 1.68% | 3.80% |
| 3 or 4 Units | 226, 1.82%, see rank | 2.22% | 4.44% |
| 5 to 9 Units | 1,213, 9.77%, see rank | 5.02% | 4.78% |
| 10 or More Units | 2,499, 20.12%, see rank | 16.53% | 12.89% |
| Mobile Home, Boat, RV, Van, etc. | 197, 1.59%, see rank | 1.74% | 6.60% |
US Census 2000 data
| | 21237 Zip Code | Maryland | U.S. |
| Total Housing Units | 11,832, 100% | 2,145,283 | 115,904,641 |
| 1-unit, Detached | 5,076, 42.90%, see rank | 51.17% | 60.28% |
| 1-unit, Attached | 3,140, 26.54%, see rank | 21.04% | 5.56% |
| 2 Units | 132, 1.12%, see rank | 2.13% | 4.31% |
| 3 or 4 Units | 154, 1.30%, see rank | 2.94% | 4.74% |
| 5 to 9 Units | 977, 8.26%, see rank | 5.60% | 4.67% |
| 10 or More Units | 2,254, 19.05%, see rank | 15.15% | 12.64% |
| Mobile Home, Boat, RV, Van, etc. | 99, 0.84%, see rank | 1.96% | 7.80% |
* 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.
