21830 Zip Code Historical Amount of Rooms in a House Data
ACS 2010-2014 data
| | 21830 Zip Code | Maryland | U.S. |
| Total Housing Units | 1,398, 100% | 2,399,375 | 132,741,033 |
| 1 Room | 6, 0.43%, see rank | 1.15% | 1.95% |
| 2 Rooms | 0, 0.00%, see rank | 1.62% | 2.48% |
| 3 Rooms | 17, 1.22%, see rank | 7.62% | 9.13% |
| 4 Rooms | 92, 6.58%, see rank | 12.84% | 16.60% |
| 5 Rooms | 298, 21.32%, see rank | 14.80% | 20.41% |
| 6 Rooms | 248, 17.74%, see rank | 17.19% | 18.06% |
| 7 Rooms | 271, 19.38%, see rank | 14.01% | 12.27% |
| 8 Rooms | 241, 17.24%, see rank | 11.30% | 8.48% |
| 9 Rooms or More | 225, 16.09%, see rank | 19.47% | 10.60% |
| Median Rooms | 6.60, see rank | 6.20 | 5.50 |
ACS 2008-2012 data
| | 21830 Zip Code | Maryland | U.S. |
| Total Housing Units | 1,355, 100% | 2,378,932 | 131,642,457 |
| 1 Room | 2, 0.15%, see rank | 1.19% | 1.95% |
| 2 Rooms | 0, 0.00%, see rank | 1.55% | 2.36% |
| 3 Rooms | 19, 1.40%, see rank | 7.57% | 8.97% |
| 4 Rooms | 103, 7.60%, see rank | 12.93% | 16.57% |
| 5 Rooms | 316, 23.32%, see rank | 14.68% | 20.41% |
| 6 Rooms | 233, 17.20%, see rank | 17.04% | 18.25% |
| 7 Rooms | 247, 18.23%, see rank | 14.15% | 12.38% |
| 8 Rooms | 212, 15.65%, see rank | 11.43% | 8.59% |
| 9 Rooms or More | 223, 16.46%, see rank | 19.46% | 10.52% |
| Median Rooms | 6.50, see rank | 6.20 | 5.50 |
US Census 2000 data
| | 21830 Zip Code | Maryland | U.S. |
| Total Housing Units | 1,173, 100% | 2,145,283 | 115,904,641 |
| 1 Room | 0, 0.00%, see rank | 1.50% | 2.20% |
| 2 Rooms | 9, 0.77%, see rank | 3.52% | 4.81% |
| 3 Rooms | 42, 3.58%, see rank | 8.03% | 9.84% |
| 4 Rooms | 97, 8.27%, see rank | 11.67% | 15.97% |
| 5 Rooms | 193, 16.45%, see rank | 15.60% | 20.89% |
| 6 Rooms | 322, 27.45%, see rank | 18.50% | 18.45% |
| 7 Rooms | 241, 20.55%, see rank | 14.10% | 12.06% |
| 8 Rooms | 148, 12.62%, see rank | 12.17% | 8.06% |
| 9 Rooms or More | 121, 10.32%, see rank | 14.91% | 7.70% |
| Median Rooms | 6.30, 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.
