Yellowstone County Historical Amount of Rooms in a House Data
ACS 2010-2014 data
| | Yellowstone County | Montana | U.S. |
| Total Housing Units | 65,103, 100% | 486,782 | 132,741,033 |
| 1 Room | 650, 1.00%, see rank | 2.61% | 1.95% |
| 2 Rooms | 1,579, 2.43%, see rank | 3.45% | 2.48% |
| 3 Rooms | 5,259, 8.08%, see rank | 8.70% | 9.13% |
| 4 Rooms | 12,063, 18.53%, see rank | 17.78% | 16.60% |
| 5 Rooms | 12,685, 19.48%, see rank | 19.92% | 20.41% |
| 6 Rooms | 9,068, 13.93%, see rank | 15.51% | 18.06% |
| 7 Rooms | 7,707, 11.84%, see rank | 11.04% | 12.27% |
| 8 Rooms | 5,880, 9.03%, see rank | 8.38% | 8.48% |
| 9 Rooms or More | 10,212, 15.69%, see rank | 12.61% | 10.60% |
| Median Rooms | 5.50, see rank | 5.40 | 5.50 |
ACS 2008-2012 data
| | Yellowstone County | Montana | U.S. |
| Total Housing Units | 63,822, 100% | 481,401 | 131,642,457 |
| 1 Room | 676, 1.06%, see rank | 2.41% | 1.95% |
| 2 Rooms | 1,208, 1.89%, see rank | 3.22% | 2.36% |
| 3 Rooms | 4,735, 7.42%, see rank | 8.53% | 8.97% |
| 4 Rooms | 12,007, 18.81%, see rank | 18.03% | 16.57% |
| 5 Rooms | 12,113, 18.98%, see rank | 20.00% | 20.41% |
| 6 Rooms | 9,156, 14.35%, see rank | 15.82% | 18.25% |
| 7 Rooms | 7,862, 12.32%, see rank | 11.00% | 12.38% |
| 8 Rooms | 6,275, 9.83%, see rank | 8.41% | 8.59% |
| 9 Rooms or More | 9,790, 15.34%, see rank | 12.58% | 10.52% |
| Median Rooms | 5.60, see rank | 5.40 | 5.50 |
ACS 2006-2010 data
| | Yellowstone County | Montana | U.S. |
| Total Housing Units | 62,450, 100% | 471,723 | 130,038,080 |
| 1 Room | 579, 0.93%, see rank | 1.97% | 1.59% |
| 2 Rooms | 1,556, 2.49%, see rank | 3.18% | 2.62% |
| 3 Rooms | 4,639, 7.43%, see rank | 8.31% | 9.02% |
| 4 Rooms | 11,613, 18.60%, see rank | 18.43% | 16.85% |
| 5 Rooms | 11,651, 18.66%, see rank | 20.96% | 20.93% |
| 6 Rooms | 8,795, 14.08%, see rank | 15.80% | 18.56% |
| 7 Rooms | 7,672, 12.29%, see rank | 10.96% | 12.38% |
| 8 Rooms | 6,332, 10.14%, see rank | 8.55% | 8.39% |
| 9 Rooms or More | 9,613, 15.39%, see rank | 11.86% | 9.65% |
| Median Rooms | 5.60, see rank | 5.40 | 5.50 |
ACS 2005-2009 data
| | Yellowstone County | Montana | U.S. |
| Total Housing Units | 58,880, 100% | 435,677 | 127,699,712 |
| 1 Room | 416, 0.71%, see rank | 1.66% | 1.39% |
| 2 Rooms | 1,837, 3.12%, see rank | 3.27% | 2.78% |
| 3 Rooms | 4,485, 7.62%, see rank | 8.32% | 9.07% |
| 4 Rooms | 11,092, 18.84%, see rank | 18.76% | 17.03% |
| 5 Rooms | 10,927, 18.56%, see rank | 21.21% | 21.24% |
| 6 Rooms | 7,867, 13.36%, see rank | 15.65% | 18.70% |
| 7 Rooms | 7,222, 12.27%, see rank | 10.94% | 12.36% |
| 8 Rooms | 6,387, 10.85%, see rank | 8.75% | 8.26% |
| 9 Rooms or More | 8,647, 14.69%, see rank | 11.44% | 9.16% |
| Median Rooms | 5.60, see rank | 5.30 | 5.40 |
US Census 2000 data
| | Yellowstone County | Montana | U.S. |
| Total Housing Units | 54,563, 100% | 412,633 | 115,904,641 |
| 1 Room | 870, 1.59%, see rank | 2.29% | 2.20% |
| 2 Rooms | 2,321, 4.25%, see rank | 4.73% | 4.81% |
| 3 Rooms | 4,455, 8.16%, see rank | 8.81% | 9.84% |
| 4 Rooms | 8,596, 15.75%, see rank | 17.84% | 15.97% |
| 5 Rooms | 10,289, 18.86%, see rank | 21.11% | 20.89% |
| 6 Rooms | 7,454, 13.66%, see rank | 15.04% | 18.45% |
| 7 Rooms | 6,338, 11.62%, see rank | 11.29% | 12.06% |
| 8 Rooms | 6,234, 11.43%, see rank | 8.63% | 8.06% |
| 9 Rooms or More | 8,006, 14.67%, see rank | 10.25% | 7.70% |
| Median Rooms | 5.60, see rank | 5.30 | 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.
