21842 Zip Code Historical Amount of Rooms in a House Data
ACS 2010-2014 data
| | 21842 Zip Code | Maryland | U.S. |
| Total Housing Units | 32,899, 100% | 2,399,375 | 132,741,033 |
| 1 Room | 1,784, 5.42%, see rank | 1.15% | 1.95% |
| 2 Rooms | 2,999, 9.12%, see rank | 1.62% | 2.48% |
| 3 Rooms | 8,451, 25.69%, see rank | 7.62% | 9.13% |
| 4 Rooms | 8,881, 26.99%, see rank | 12.84% | 16.60% |
| 5 Rooms | 5,092, 15.48%, see rank | 14.80% | 20.41% |
| 6 Rooms | 2,209, 6.71%, see rank | 17.19% | 18.06% |
| 7 Rooms | 1,571, 4.78%, see rank | 14.01% | 12.27% |
| 8 Rooms | 918, 2.79%, see rank | 11.30% | 8.48% |
| 9 Rooms or More | 994, 3.02%, see rank | 19.47% | 10.60% |
| Median Rooms | 3.90, see rank | 6.20 | 5.50 |
ACS 2008-2012 data
| | 21842 Zip Code | Maryland | U.S. |
| Total Housing Units | 33,165, 100% | 2,378,932 | 131,642,457 |
| 1 Room | 1,817, 5.48%, see rank | 1.19% | 1.95% |
| 2 Rooms | 3,822, 11.52%, see rank | 1.55% | 2.36% |
| 3 Rooms | 9,508, 28.67%, see rank | 7.57% | 8.97% |
| 4 Rooms | 7,511, 22.65%, see rank | 12.93% | 16.57% |
| 5 Rooms | 4,680, 14.11%, see rank | 14.68% | 20.41% |
| 6 Rooms | 2,203, 6.64%, see rank | 17.04% | 18.25% |
| 7 Rooms | 1,542, 4.65%, see rank | 14.15% | 12.38% |
| 8 Rooms | 936, 2.82%, see rank | 11.43% | 8.59% |
| 9 Rooms or More | 1,146, 3.46%, see rank | 19.46% | 10.52% |
| Median Rooms | 3.70, see rank | 6.20 | 5.50 |
US Census 2000 data
| | 21842 Zip Code | Maryland | U.S. |
| Total Housing Units | 28,250, 100% | 2,145,283 | 115,904,641 |
| 1 Room | 618, 2.19%, see rank | 1.50% | 2.20% |
| 2 Rooms | 1,173, 4.15%, see rank | 3.52% | 4.81% |
| 3 Rooms | 3,949, 13.98%, see rank | 8.03% | 9.84% |
| 4 Rooms | 10,063, 35.62%, see rank | 11.67% | 15.97% |
| 5 Rooms | 7,693, 27.23%, see rank | 15.60% | 20.89% |
| 6 Rooms | 2,918, 10.33%, see rank | 18.50% | 18.45% |
| 7 Rooms | 966, 3.42%, see rank | 14.10% | 12.06% |
| 8 Rooms | 411, 1.45%, see rank | 12.17% | 8.06% |
| 9 Rooms or More | 459, 1.62%, see rank | 14.91% | 7.70% |
| Median Rooms | 4.30, see rank | 6.00 | 5.30 |
* 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.
