Calvert County Historical House Amount of Units in Structure Data
ACS 2010-2014 data
| | Calvert County | Maryland | U.S. |
| Total Housing Units | 34,195, 100% | 2,399,375 | 132,741,033 |
| 1-unit, Detached | 29,637, 86.67%, see rank | 51.72% | 61.65% |
| 1-unit, Attached | 2,113, 6.18%, see rank | 21.19% | 5.82% |
| 2 Units | 373, 1.09%, see rank | 1.60% | 3.75% |
| 3 or 4 Units | 157, 0.46%, see rank | 2.20% | 4.43% |
| 5 to 9 Units | 147, 0.43%, see rank | 4.94% | 4.78% |
| 10 or More Units | 1,399, 4.09%, see rank | 16.70% | 13.08% |
| Mobile Home, Boat, RV, Van, etc. | 369, 1.08%, see rank | 1.63% | 6.49% |
ACS 2008-2012 data
| | Calvert County | Maryland | U.S. |
| Total Housing Units | 33,793, 100% | 2,378,932 | 131,642,457 |
| 1-unit, Detached | 29,172, 86.33%, see rank | 51.71% | 61.70% |
| 1-unit, Attached | 1,923, 5.69%, see rank | 21.10% | 5.79% |
| 2 Units | 514, 1.52%, see rank | 1.68% | 3.80% |
| 3 or 4 Units | 196, 0.58%, see rank | 2.22% | 4.44% |
| 5 to 9 Units | 128, 0.38%, see rank | 5.02% | 4.78% |
| 10 or More Units | 1,331, 3.94%, see rank | 16.53% | 12.89% |
| Mobile Home, Boat, RV, Van, etc. | 529, 1.57%, see rank | 1.74% | 6.60% |
ACS 2006-2010 data
| | Calvert County | Maryland | U.S. |
| Total Housing Units | 33,220, 100% | 2,354,870 | 130,038,080 |
| 1-unit, Detached | 28,849, 86.84%, see rank | 51.58% | 61.62% |
| 1-unit, Attached | 1,920, 5.78%, see rank | 21.09% | 5.74% |
| 2 Units | 335, 1.01%, see rank | 1.76% | 3.88% |
| 3 or 4 Units | 97, 0.29%, see rank | 2.37% | 4.47% |
| 5 to 9 Units | 151, 0.45%, see rank | 5.26% | 4.84% |
| 10 or More Units | 1,326, 3.99%, see rank | 16.21% | 12.68% |
| Mobile Home, Boat, RV, Van, etc. | 542, 1.63%, see rank | 1.73% | 6.76% |
ACS 2005-2009 data
| | Calvert County | Maryland | U.S. |
| Total Housing Units | 32,317, 100% | 2,313,193 | 127,699,712 |
| 1-unit, Detached | 28,514, 88.23%, see rank | 51.87% | 61.57% |
| 1-unit, Attached | 1,448, 4.48%, see rank | 21.04% | 5.70% |
| 2 Units | 304, 0.94%, see rank | 1.82% | 3.94% |
| 3 or 4 Units | 79, 0.24%, see rank | 2.41% | 4.51% |
| 5 to 9 Units | 209, 0.65%, see rank | 5.36% | 4.87% |
| 10 or More Units | 1,248, 3.86%, see rank | 15.76% | 12.58% |
| Mobile Home, Boat, RV, Van, etc. | 515, 1.59%, see rank | 1.76% | 6.85% |
US Census 2000 data
| | Calvert County | Maryland | U.S. |
| Total Housing Units | 27,576, 100% | 2,145,283 | 115,904,641 |
| 1-unit, Detached | 24,466, 88.72%, see rank | 51.17% | 60.28% |
| 1-unit, Attached | 1,161, 4.21%, see rank | 21.04% | 5.56% |
| 2 Units | 248, 0.90%, see rank | 2.13% | 4.31% |
| 3 or 4 Units | 83, 0.30%, see rank | 2.94% | 4.74% |
| 5 to 9 Units | 99, 0.36%, see rank | 5.60% | 4.67% |
| 10 or More Units | 831, 3.01%, see rank | 15.15% | 12.64% |
| Mobile Home, Boat, RV, Van, etc. | 688, 2.49%, 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.
