Snohomish County Historical Amount of Rooms in a House Data
ACS 2010-2014 data
| | Snohomish County | Washington | U.S. |
| Total Housing Units | 291,658, 100% | 2,921,364 | 132,741,033 |
| 1 Room | 4,237, 1.45%, see rank | 2.33% | 1.95% |
| 2 Rooms | 7,759, 2.66%, see rank | 3.74% | 2.48% |
| 3 Rooms | 23,912, 8.20%, see rank | 9.41% | 9.13% |
| 4 Rooms | 44,867, 15.38%, see rank | 16.24% | 16.60% |
| 5 Rooms | 51,873, 17.79%, see rank | 18.01% | 20.41% |
| 6 Rooms | 52,033, 17.84%, see rank | 16.48% | 18.06% |
| 7 Rooms | 39,985, 13.71%, see rank | 12.37% | 12.27% |
| 8 Rooms | 29,493, 10.11%, see rank | 9.01% | 8.48% |
| 9 Rooms or More | 37,499, 12.86%, see rank | 12.40% | 10.60% |
| Median Rooms | 5.80, see rank | 5.50 | 5.50 |
ACS 2008-2012 data
| | Snohomish County | Washington | U.S. |
| Total Housing Units | 286,836, 100% | 2,884,186 | 131,642,457 |
| 1 Room | 3,460, 1.21%, see rank | 2.22% | 1.95% |
| 2 Rooms | 7,947, 2.77%, see rank | 3.62% | 2.36% |
| 3 Rooms | 23,824, 8.31%, see rank | 9.34% | 8.97% |
| 4 Rooms | 45,239, 15.77%, see rank | 16.27% | 16.57% |
| 5 Rooms | 50,793, 17.71%, see rank | 17.90% | 20.41% |
| 6 Rooms | 50,379, 17.56%, see rank | 16.57% | 18.25% |
| 7 Rooms | 39,420, 13.74%, see rank | 12.53% | 12.38% |
| 8 Rooms | 29,327, 10.22%, see rank | 9.21% | 8.59% |
| 9 Rooms or More | 36,447, 12.71%, see rank | 12.35% | 10.52% |
| Median Rooms | 5.70, see rank | 5.50 | 5.50 |
ACS 2006-2010 data
| | Snohomish County | Washington | U.S. |
| Total Housing Units | 281,161, 100% | 2,829,352 | 130,038,080 |
| 1 Room | 2,708, 0.96%, see rank | 1.97% | 1.59% |
| 2 Rooms | 8,244, 2.93%, see rank | 3.77% | 2.62% |
| 3 Rooms | 24,087, 8.57%, see rank | 9.37% | 9.02% |
| 4 Rooms | 44,817, 15.94%, see rank | 16.56% | 16.85% |
| 5 Rooms | 51,217, 18.22%, see rank | 18.47% | 20.93% |
| 6 Rooms | 48,660, 17.31%, see rank | 16.67% | 18.56% |
| 7 Rooms | 39,386, 14.01%, see rank | 12.70% | 12.38% |
| 8 Rooms | 28,485, 10.13%, see rank | 9.05% | 8.39% |
| 9 Rooms or More | 33,557, 11.94%, see rank | 11.43% | 9.65% |
| Median Rooms | 5.70, see rank | 5.50 | 5.50 |
ACS 2005-2009 data
| | Snohomish County | Washington | U.S. |
| Total Housing Units | 274,713, 100% | 2,745,170 | 127,699,712 |
| 1 Room | 2,299, 0.84%, see rank | 1.80% | 1.39% |
| 2 Rooms | 8,246, 3.00%, see rank | 3.86% | 2.78% |
| 3 Rooms | 23,692, 8.62%, see rank | 9.33% | 9.07% |
| 4 Rooms | 44,366, 16.15%, see rank | 16.70% | 17.03% |
| 5 Rooms | 51,133, 18.61%, see rank | 18.67% | 21.24% |
| 6 Rooms | 47,885, 17.43%, see rank | 16.81% | 18.70% |
| 7 Rooms | 38,520, 14.02%, see rank | 12.95% | 12.36% |
| 8 Rooms | 27,483, 10.00%, see rank | 8.90% | 8.26% |
| 9 Rooms or More | 31,089, 11.32%, see rank | 10.99% | 9.16% |
| Median Rooms | 5.70, see rank | 5.50 | 5.40 |
US Census 2000 data
| | Snohomish County | Washington | U.S. |
| Total Housing Units | 236,205, 100% | 2,451,075 | 115,904,641 |
| 1 Room | 4,510, 1.91%, see rank | 2.95% | 2.20% |
| 2 Rooms | 12,107, 5.13%, see rank | 5.85% | 4.81% |
| 3 Rooms | 20,832, 8.82%, see rank | 10.19% | 9.84% |
| 4 Rooms | 35,637, 15.09%, see rank | 15.45% | 15.97% |
| 5 Rooms | 41,159, 17.43%, see rank | 17.62% | 20.89% |
| 6 Rooms | 40,667, 17.22%, see rank | 16.35% | 18.45% |
| 7 Rooms | 33,204, 14.06%, see rank | 12.67% | 12.06% |
| 8 Rooms | 23,781, 10.07%, see rank | 8.96% | 8.06% |
| 9 Rooms or More | 24,308, 10.29%, see rank | 9.95% | 7.70% |
| Median Rooms | 5.60, see rank | 5.40 | 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.
