21401 Zip Code Historical Amount of Rooms in a House Data
ACS 2010-2014 data
| | 21401 Zip Code | Maryland | U.S. |
| Total Housing Units | 17,769, 100% | 2,399,375 | 132,741,033 |
| 1 Room | 200, 1.13%, see rank | 1.15% | 1.95% |
| 2 Rooms | 428, 2.41%, see rank | 1.62% | 2.48% |
| 3 Rooms | 1,524, 8.58%, see rank | 7.62% | 9.13% |
| 4 Rooms | 2,904, 16.34%, see rank | 12.84% | 16.60% |
| 5 Rooms | 2,947, 16.59%, see rank | 14.80% | 20.41% |
| 6 Rooms | 2,456, 13.82%, see rank | 17.19% | 18.06% |
| 7 Rooms | 1,943, 10.93%, see rank | 14.01% | 12.27% |
| 8 Rooms | 2,109, 11.87%, see rank | 11.30% | 8.48% |
| 9 Rooms or More | 3,258, 18.34%, see rank | 19.47% | 10.60% |
| Median Rooms | 5.90, see rank | 6.20 | 5.50 |
ACS 2008-2012 data
| | 21401 Zip Code | Maryland | U.S. |
| Total Housing Units | 17,995, 100% | 2,378,932 | 131,642,457 |
| 1 Room | 210, 1.17%, see rank | 1.19% | 1.95% |
| 2 Rooms | 432, 2.40%, see rank | 1.55% | 2.36% |
| 3 Rooms | 1,427, 7.93%, see rank | 7.57% | 8.97% |
| 4 Rooms | 2,934, 16.30%, see rank | 12.93% | 16.57% |
| 5 Rooms | 2,624, 14.58%, see rank | 14.68% | 20.41% |
| 6 Rooms | 2,775, 15.42%, see rank | 17.04% | 18.25% |
| 7 Rooms | 2,203, 12.24%, see rank | 14.15% | 12.38% |
| 8 Rooms | 2,038, 11.33%, see rank | 11.43% | 8.59% |
| 9 Rooms or More | 3,352, 18.63%, see rank | 19.46% | 10.52% |
| Median Rooms | 6.00, see rank | 6.20 | 5.50 |
US Census 2000 data
| | 21401 Zip Code | Maryland | U.S. |
| Total Housing Units | 21,364, 100% | 2,145,283 | 115,904,641 |
| 1 Room | 173, 0.81%, see rank | 1.50% | 2.20% |
| 2 Rooms | 654, 3.06%, see rank | 3.52% | 4.81% |
| 3 Rooms | 1,388, 6.50%, see rank | 8.03% | 9.84% |
| 4 Rooms | 2,032, 9.51%, see rank | 11.67% | 15.97% |
| 5 Rooms | 3,071, 14.37%, see rank | 15.60% | 20.89% |
| 6 Rooms | 3,963, 18.55%, see rank | 18.50% | 18.45% |
| 7 Rooms | 3,432, 16.06%, see rank | 14.10% | 12.06% |
| 8 Rooms | 2,859, 13.38%, see rank | 12.17% | 8.06% |
| 9 Rooms or More | 3,792, 17.75%, 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.
