Riverside, San Bernardino, Ontario Metro Area Historical Amount of Rooms in a House Data
ACS 2010-2014 data
| | Riverside, San Bernardino, Ontario Area | California | U.S. |
| Total Housing Units | 1,514,163, 100% | 13,781,929 | 132,741,033 |
| 1 Room | 23,556, 1.56%, see rank | 3.13% | 1.95% |
| 2 Rooms | 35,307, 2.33%, see rank | 3.93% | 2.48% |
| 3 Rooms | 122,813, 8.11%, see rank | 12.05% | 9.13% |
| 4 Rooms | 269,245, 17.78%, see rank | 19.24% | 16.60% |
| 5 Rooms | 334,459, 22.09%, see rank | 20.56% | 20.41% |
| 6 Rooms | 296,023, 19.55%, see rank | 16.99% | 18.06% |
| 7 Rooms | 203,312, 13.43%, see rank | 11.06% | 12.27% |
| 8 Rooms | 117,438, 7.76%, see rank | 6.58% | 8.48% |
| 9 Rooms or More | 112,010, 7.40%, see rank | 6.46% | 10.60% |
| Median Rooms | 5.40, see rank | 5.10 | 5.50 |
ACS 2008-2012 data
| | Riverside, San Bernardino, Ontario Area | California | U.S. |
| Total Housing Units | 1,498,075, 100% | 13,667,226 | 131,642,457 |
| 1 Room | 22,601, 1.51%, see rank | 3.17% | 1.95% |
| 2 Rooms | 37,631, 2.51%, see rank | 3.78% | 2.36% |
| 3 Rooms | 117,441, 7.84%, see rank | 11.88% | 8.97% |
| 4 Rooms | 262,884, 17.55%, see rank | 19.04% | 16.57% |
| 5 Rooms | 324,556, 21.66%, see rank | 20.50% | 20.41% |
| 6 Rooms | 295,488, 19.72%, see rank | 17.21% | 18.25% |
| 7 Rooms | 206,368, 13.78%, see rank | 11.27% | 12.38% |
| 8 Rooms | 121,061, 8.08%, see rank | 6.78% | 8.59% |
| 9 Rooms or More | 110,045, 7.35%, see rank | 6.38% | 10.52% |
| Median Rooms | 5.50, see rank | 5.10 | 5.50 |
ACS 2006-2010 data
| | Riverside, San Bernardino, Ontario Area | California | U.S. |
| Total Housing Units | 1,474,437, 100% | 13,552,624 | 130,038,080 |
| 1 Room | 18,474, 1.25%, see rank | 2.72% | 1.59% |
| 2 Rooms | 41,436, 2.81%, see rank | 4.35% | 2.62% |
| 3 Rooms | 116,986, 7.93%, see rank | 11.89% | 9.02% |
| 4 Rooms | 258,869, 17.56%, see rank | 19.02% | 16.85% |
| 5 Rooms | 322,483, 21.87%, see rank | 20.76% | 20.93% |
| 6 Rooms | 294,167, 19.95%, see rank | 17.56% | 18.56% |
| 7 Rooms | 204,459, 13.87%, see rank | 11.35% | 12.38% |
| 8 Rooms | 118,391, 8.03%, see rank | 6.63% | 8.39% |
| 9 Rooms or More | 99,172, 6.73%, see rank | 5.73% | 9.65% |
| Median Rooms | 5.40, see rank | 5.10 | 5.50 |
ACS 2005-2009 data
| | Riverside, San Bernardino, Ontario Area | California | U.S. |
| Total Housing Units | 1,425,413, 100% | 13,268,682 | 127,699,712 |
| 1 Room | 15,804, 1.11%, see rank | 2.41% | 1.39% |
| 2 Rooms | 40,595, 2.85%, see rank | 4.63% | 2.78% |
| 3 Rooms | 114,296, 8.02%, see rank | 11.98% | 9.07% |
| 4 Rooms | 249,864, 17.53%, see rank | 19.05% | 17.03% |
| 5 Rooms | 319,384, 22.41%, see rank | 20.98% | 21.24% |
| 6 Rooms | 286,021, 20.07%, see rank | 17.73% | 18.70% |
| 7 Rooms | 198,637, 13.94%, see rank | 11.32% | 12.36% |
| 8 Rooms | 112,054, 7.86%, see rank | 6.53% | 8.26% |
| 9 Rooms or More | 88,758, 6.23%, see rank | 5.37% | 9.16% |
| Median Rooms | 5.40, see rank | 5.10 | 5.40 |
* 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.
