Ada County Historical Amount of Rooms in a House Data
ACS 2010-2014 data
| | Ada County | Idaho | U.S. |
| Total Housing Units | 162,766, 100% | 675,421 | 132,741,033 |
| 1 Room | 2,116, 1.30%, see rank | 1.57% | 1.95% |
| 2 Rooms | 4,484, 2.75%, see rank | 2.58% | 2.48% |
| 3 Rooms | 10,259, 6.30%, see rank | 7.15% | 9.13% |
| 4 Rooms | 22,231, 13.66%, see rank | 15.67% | 16.60% |
| 5 Rooms | 30,094, 18.49%, see rank | 20.19% | 20.41% |
| 6 Rooms | 29,328, 18.02%, see rank | 16.80% | 18.06% |
| 7 Rooms | 23,375, 14.36%, see rank | 12.37% | 12.27% |
| 8 Rooms | 16,703, 10.26%, see rank | 9.30% | 8.48% |
| 9 Rooms or More | 24,176, 14.85%, see rank | 14.37% | 10.60% |
| Median Rooms | 5.90, see rank | 5.70 | 5.50 |
ACS 2008-2012 data
| | Ada County | Idaho | U.S. |
| Total Housing Units | 159,535, 100% | 666,718 | 131,642,457 |
| 1 Room | 1,730, 1.08%, see rank | 1.35% | 1.95% |
| 2 Rooms | 4,034, 2.53%, see rank | 2.26% | 2.36% |
| 3 Rooms | 10,181, 6.38%, see rank | 7.00% | 8.97% |
| 4 Rooms | 22,305, 13.98%, see rank | 16.06% | 16.57% |
| 5 Rooms | 29,858, 18.72%, see rank | 20.50% | 20.41% |
| 6 Rooms | 27,553, 17.27%, see rank | 16.97% | 18.25% |
| 7 Rooms | 23,985, 15.03%, see rank | 12.59% | 12.38% |
| 8 Rooms | 16,691, 10.46%, see rank | 9.33% | 8.59% |
| 9 Rooms or More | 23,198, 14.54%, see rank | 13.94% | 10.52% |
| Median Rooms | 5.90, see rank | 5.70 | 5.50 |
ACS 2006-2010 data
| | Ada County | Idaho | U.S. |
| Total Housing Units | 155,754, 100% | 652,323 | 130,038,080 |
| 1 Room | 1,254, 0.81%, see rank | 1.09% | 1.59% |
| 2 Rooms | 4,075, 2.62%, see rank | 2.38% | 2.62% |
| 3 Rooms | 10,114, 6.49%, see rank | 6.80% | 9.02% |
| 4 Rooms | 22,847, 14.67%, see rank | 16.54% | 16.85% |
| 5 Rooms | 29,920, 19.21%, see rank | 21.16% | 20.93% |
| 6 Rooms | 28,531, 18.32%, see rank | 17.55% | 18.56% |
| 7 Rooms | 21,652, 13.90%, see rank | 12.50% | 12.38% |
| 8 Rooms | 16,419, 10.54%, see rank | 9.27% | 8.39% |
| 9 Rooms or More | 20,942, 13.45%, see rank | 12.72% | 9.65% |
| Median Rooms | 5.80, see rank | 5.60 | 5.50 |
ACS 2005-2009 data
| | Ada County | Idaho | U.S. |
| Total Housing Units | 151,143, 100% | 626,901 | 127,699,712 |
| 1 Room | 1,082, 0.72%, see rank | 0.97% | 1.39% |
| 2 Rooms | 3,674, 2.43%, see rank | 2.30% | 2.78% |
| 3 Rooms | 9,982, 6.60%, see rank | 6.72% | 9.07% |
| 4 Rooms | 23,100, 15.28%, see rank | 16.83% | 17.03% |
| 5 Rooms | 29,751, 19.68%, see rank | 21.50% | 21.24% |
| 6 Rooms | 28,102, 18.59%, see rank | 17.96% | 18.70% |
| 7 Rooms | 20,977, 13.88%, see rank | 12.65% | 12.36% |
| 8 Rooms | 15,536, 10.28%, see rank | 9.02% | 8.26% |
| 9 Rooms or More | 18,939, 12.53%, see rank | 12.04% | 9.16% |
| Median Rooms | 5.80, see rank | 5.60 | 5.40 |
US Census 2000 data
| | Ada County | Idaho | U.S. |
| Total Housing Units | 118,516, 100% | 527,824 | 115,904,641 |
| 1 Room | 2,259, 1.91%, see rank | 1.73% | 2.20% |
| 2 Rooms | 4,743, 4.00%, see rank | 4.19% | 4.81% |
| 3 Rooms | 9,722, 8.20%, see rank | 8.15% | 9.84% |
| 4 Rooms | 16,792, 14.17%, see rank | 16.38% | 15.97% |
| 5 Rooms | 22,758, 19.20%, see rank | 20.75% | 20.89% |
| 6 Rooms | 21,981, 18.55%, see rank | 16.97% | 18.45% |
| 7 Rooms | 16,194, 13.66%, see rank | 11.92% | 12.06% |
| 8 Rooms | 11,446, 9.66%, see rank | 8.92% | 8.06% |
| 9 Rooms or More | 12,621, 10.65%, see rank | 10.99% | 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.
