Calvert County Historical Amount of Rooms in a House Data
ACS 2010-2014 data
| | Calvert County | Maryland | U.S. |
| Total Housing Units | 34,195, 100% | 2,399,375 | 132,741,033 |
| 1 Room | 164, 0.48%, see rank | 1.15% | 1.95% |
| 2 Rooms | 289, 0.85%, see rank | 1.62% | 2.48% |
| 3 Rooms | 852, 2.49%, see rank | 7.62% | 9.13% |
| 4 Rooms | 2,741, 8.02%, see rank | 12.84% | 16.60% |
| 5 Rooms | 4,326, 12.65%, see rank | 14.80% | 20.41% |
| 6 Rooms | 5,584, 16.33%, see rank | 17.19% | 18.06% |
| 7 Rooms | 5,625, 16.45%, see rank | 14.01% | 12.27% |
| 8 Rooms | 5,409, 15.82%, see rank | 11.30% | 8.48% |
| 9 Rooms or More | 9,205, 26.92%, see rank | 19.47% | 10.60% |
| Median Rooms | 7.10, see rank | 6.20 | 5.50 |
ACS 2008-2012 data
| | Calvert County | Maryland | U.S. |
| Total Housing Units | 33,793, 100% | 2,378,932 | 131,642,457 |
| 1 Room | 253, 0.75%, see rank | 1.19% | 1.95% |
| 2 Rooms | 315, 0.93%, see rank | 1.55% | 2.36% |
| 3 Rooms | 929, 2.75%, see rank | 7.57% | 8.97% |
| 4 Rooms | 2,684, 7.94%, see rank | 12.93% | 16.57% |
| 5 Rooms | 4,325, 12.80%, see rank | 14.68% | 20.41% |
| 6 Rooms | 5,302, 15.69%, see rank | 17.04% | 18.25% |
| 7 Rooms | 5,690, 16.84%, see rank | 14.15% | 12.38% |
| 8 Rooms | 4,998, 14.79%, see rank | 11.43% | 8.59% |
| 9 Rooms or More | 9,297, 27.51%, see rank | 19.46% | 10.52% |
| Median Rooms | 7.00, see rank | 6.20 | 5.50 |
ACS 2006-2010 data
| | Calvert County | Maryland | U.S. |
| Total Housing Units | 33,220, 100% | 2,354,870 | 130,038,080 |
| 1 Room | 173, 0.52%, see rank | 0.94% | 1.59% |
| 2 Rooms | 315, 0.95%, see rank | 1.91% | 2.62% |
| 3 Rooms | 983, 2.96%, see rank | 7.80% | 9.02% |
| 4 Rooms | 2,496, 7.51%, see rank | 13.02% | 16.85% |
| 5 Rooms | 4,567, 13.75%, see rank | 15.24% | 20.93% |
| 6 Rooms | 5,982, 18.01%, see rank | 17.31% | 18.56% |
| 7 Rooms | 5,394, 16.24%, see rank | 14.12% | 12.38% |
| 8 Rooms | 4,487, 13.51%, see rank | 11.38% | 8.39% |
| 9 Rooms or More | 8,823, 26.56%, see rank | 18.27% | 9.65% |
| Median Rooms | 6.90, see rank | 6.10 | 5.50 |
ACS 2005-2009 data
| | Calvert County | Maryland | U.S. |
| Total Housing Units | 32,317, 100% | 2,313,193 | 127,699,712 |
| 1 Room | 156, 0.48%, see rank | 0.78% | 1.39% |
| 2 Rooms | 193, 0.60%, see rank | 2.00% | 2.78% |
| 3 Rooms | 930, 2.88%, see rank | 7.81% | 9.07% |
| 4 Rooms | 2,349, 7.27%, see rank | 13.04% | 17.03% |
| 5 Rooms | 4,518, 13.98%, see rank | 15.53% | 21.24% |
| 6 Rooms | 5,902, 18.26%, see rank | 17.62% | 18.70% |
| 7 Rooms | 5,447, 16.85%, see rank | 14.14% | 12.36% |
| 8 Rooms | 4,555, 14.09%, see rank | 11.50% | 8.26% |
| 9 Rooms or More | 8,267, 25.58%, see rank | 17.56% | 9.16% |
| Median Rooms | 6.90, see rank | 6.10 | 5.40 |
US Census 2000 data
| | Calvert County | Maryland | U.S. |
| Total Housing Units | 27,576, 100% | 2,145,283 | 115,904,641 |
| 1 Room | 119, 0.43%, see rank | 1.50% | 2.20% |
| 2 Rooms | 402, 1.46%, see rank | 3.52% | 4.81% |
| 3 Rooms | 987, 3.58%, see rank | 8.03% | 9.84% |
| 4 Rooms | 1,977, 7.17%, see rank | 11.67% | 15.97% |
| 5 Rooms | 3,898, 14.14%, see rank | 15.60% | 20.89% |
| 6 Rooms | 5,514, 20.00%, see rank | 18.50% | 18.45% |
| 7 Rooms | 4,679, 16.97%, see rank | 14.10% | 12.06% |
| 8 Rooms | 4,499, 16.31%, see rank | 12.17% | 8.06% |
| 9 Rooms or More | 5,501, 19.95%, see rank | 14.91% | 7.70% |
| Median Rooms | 6.70, 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.
