Snohomish County Historical House Amount of Units in Structure Data
ACS 2010-2014 data
| | Snohomish County | Washington | U.S. |
| Total Housing Units | 291,658, 100% | 2,921,364 | 132,741,033 |
| 1-unit, Detached | 188,940, 64.78%, see rank | 63.44% | 61.65% |
| 1-unit, Attached | 12,917, 4.43%, see rank | 3.63% | 5.82% |
| 2 Units | 7,517, 2.58%, see rank | 2.63% | 3.75% |
| 3 or 4 Units | 9,702, 3.33%, see rank | 3.76% | 4.43% |
| 5 to 9 Units | 15,419, 5.29%, see rank | 4.76% | 4.78% |
| 10 or More Units | 40,565, 13.91%, see rank | 14.55% | 13.08% |
| Mobile Home, Boat, RV, Van, etc. | 16,598, 5.69%, see rank | 7.22% | 6.49% |
ACS 2008-2012 data
| | Snohomish County | Washington | U.S. |
| Total Housing Units | 286,836, 100% | 2,884,186 | 131,642,457 |
| 1-unit, Detached | 185,419, 64.64%, see rank | 63.46% | 61.70% |
| 1-unit, Attached | 12,114, 4.22%, see rank | 3.57% | 5.79% |
| 2 Units | 7,536, 2.63%, see rank | 2.66% | 3.80% |
| 3 or 4 Units | 9,789, 3.41%, see rank | 3.75% | 4.44% |
| 5 to 9 Units | 14,638, 5.10%, see rank | 4.84% | 4.78% |
| 10 or More Units | 40,352, 14.07%, see rank | 14.43% | 12.89% |
| Mobile Home, Boat, RV, Van, etc. | 16,988, 5.92%, see rank | 7.29% | 6.60% |
ACS 2006-2010 data
| | Snohomish County | Washington | U.S. |
| Total Housing Units | 281,161, 100% | 2,829,352 | 130,038,080 |
| 1-unit, Detached | 179,653, 63.90%, see rank | 63.19% | 61.62% |
| 1-unit, Attached | 10,939, 3.89%, see rank | 3.49% | 5.74% |
| 2 Units | 7,779, 2.77%, see rank | 2.67% | 3.88% |
| 3 or 4 Units | 9,747, 3.47%, see rank | 3.77% | 4.47% |
| 5 to 9 Units | 14,522, 5.17%, see rank | 4.82% | 4.84% |
| 10 or More Units | 40,995, 14.58%, see rank | 14.59% | 12.68% |
| Mobile Home, Boat, RV, Van, etc. | 17,526, 6.23%, see rank | 7.48% | 6.76% |
ACS 2005-2009 data
| | Snohomish County | Washington | U.S. |
| Total Housing Units | 274,713, 100% | 2,745,170 | 127,699,712 |
| 1-unit, Detached | 173,900, 63.30%, see rank | 63.09% | 61.57% |
| 1-unit, Attached | 11,042, 4.02%, see rank | 3.45% | 5.70% |
| 2 Units | 7,172, 2.61%, see rank | 2.70% | 3.94% |
| 3 or 4 Units | 9,349, 3.40%, see rank | 3.80% | 4.51% |
| 5 to 9 Units | 13,656, 4.97%, see rank | 4.76% | 4.87% |
| 10 or More Units | 41,667, 15.17%, see rank | 14.57% | 12.58% |
| Mobile Home, Boat, RV, Van, etc. | 17,927, 6.53%, see rank | 7.62% | 6.85% |
US Census 2000 data
| | Snohomish County | Washington | U.S. |
| Total Housing Units | 236,205, 100% | 2,451,075 | 115,904,641 |
| 1-unit, Detached | 146,865, 62.18%, see rank | 62.33% | 60.28% |
| 1-unit, Attached | 8,313, 3.52%, see rank | 3.09% | 5.56% |
| 2 Units | 6,479, 2.74%, see rank | 2.81% | 4.31% |
| 3 or 4 Units | 8,824, 3.74%, see rank | 3.76% | 4.74% |
| 5 to 9 Units | 11,454, 4.85%, see rank | 4.57% | 4.67% |
| 10 or More Units | 35,905, 15.20%, see rank | 14.43% | 12.64% |
| Mobile Home, Boat, RV, Van, etc. | 18,365, 7.78%, see rank | 9.00% | 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.
