Portsmouth, NH Historical House Amount of Units in Structure Data
ACS 2010-2014 data
| | Portsmouth, NH | New Hampshire | U.S. |
| Total Housing Units | 11,072, 100% | 617,286 | 132,741,033 |
| 1-unit, Detached | 4,411, 39.84%, see rank | 63.42% | 61.65% |
| 1-unit, Attached | 912, 8.24%, see rank | 5.18% | 5.82% |
| 2 Units | 921, 8.32%, see rank | 5.87% | 3.75% |
| 3 or 4 Units | 1,284, 11.60%, see rank | 5.82% | 4.43% |
| 5 to 9 Units | 1,264, 11.42%, see rank | 4.73% | 4.78% |
| 10 or More Units | 1,946, 17.58%, see rank | 9.11% | 13.08% |
| Mobile Home, Boat, RV, Van, etc. | 334, 3.02%, see rank | 5.88% | 6.49% |
ACS 2008-2012 data
| | Portsmouth, NH | New Hampshire | U.S. |
| Total Housing Units | 11,007, 100% | 613,995 | 131,642,457 |
| 1-unit, Detached | 4,371, 39.71%, see rank | 63.45% | 61.70% |
| 1-unit, Attached | 849, 7.71%, see rank | 5.11% | 5.79% |
| 2 Units | 945, 8.59%, see rank | 5.97% | 3.80% |
| 3 or 4 Units | 1,181, 10.73%, see rank | 5.87% | 4.44% |
| 5 to 9 Units | 1,524, 13.85%, see rank | 4.83% | 4.78% |
| 10 or More Units | 1,798, 16.34%, see rank | 8.89% | 12.89% |
| Mobile Home, Boat, RV, Van, etc. | 339, 3.08%, see rank | 5.87% | 6.60% |
ACS 2006-2010 data
| | Portsmouth, NH | New Hampshire | U.S. |
| Total Housing Units | 10,647, 100% | 607,758 | 130,038,080 |
| 1-unit, Detached | 4,432, 41.63%, see rank | 63.29% | 61.62% |
| 1-unit, Attached | 818, 7.68%, see rank | 5.02% | 5.74% |
| 2 Units | 725, 6.81%, see rank | 5.89% | 3.88% |
| 3 or 4 Units | 1,066, 10.01%, see rank | 5.83% | 4.47% |
| 5 to 9 Units | 1,540, 14.46%, see rank | 4.97% | 4.84% |
| 10 or More Units | 1,851, 17.39%, see rank | 8.99% | 12.68% |
| Mobile Home, Boat, RV, Van, etc. | 215, 2.02%, see rank | 6.01% | 6.76% |
ACS 2005-2009 data
| | Portsmouth, NH | New Hampshire | U.S. |
| Total Housing Units | 9,997, 100% | 592,898 | 127,699,712 |
| 1-unit, Detached | 4,151, 41.52%, see rank | 63.36% | 61.57% |
| 1-unit, Attached | 720, 7.20%, see rank | 5.23% | 5.70% |
| 2 Units | 608, 6.08%, see rank | 5.88% | 3.94% |
| 3 or 4 Units | 1,049, 10.49%, see rank | 5.73% | 4.51% |
| 5 to 9 Units | 1,455, 14.55%, see rank | 4.82% | 4.87% |
| 10 or More Units | 1,836, 18.37%, see rank | 8.93% | 12.58% |
| Mobile Home, Boat, RV, Van, etc. | 178, 1.78%, see rank | 6.05% | 6.85% |
US Census 2000 data
| | Portsmouth, NH | New Hampshire | U.S. |
| Total Housing Units | 10,183, 100% | 547,024 | 115,904,641 |
| 1-unit, Detached | 4,096, 40.22%, see rank | 62.39% | 60.28% |
| 1-unit, Attached | 596, 5.85%, see rank | 4.43% | 5.56% |
| 2 Units | 826, 8.11%, see rank | 6.52% | 4.31% |
| 3 or 4 Units | 1,106, 10.86%, see rank | 5.98% | 4.74% |
| 5 to 9 Units | 1,455, 14.29%, see rank | 5.04% | 4.67% |
| 10 or More Units | 1,830, 17.97%, see rank | 8.99% | 12.64% |
| Mobile Home, Boat, RV, Van, etc. | 274, 2.69%, see rank | 6.64% | 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.
