Columbia, MD Historical Amount of Rooms in a House Data
ACS 2010-2014 data
| | Columbia, MD | Maryland | U.S. |
| Total Housing Units | 41,635, 100% | 2,399,375 | 132,741,033 |
| 1 Room | 280, 0.67%, see rank | 1.15% | 1.95% |
| 2 Rooms | 839, 2.02%, see rank | 1.62% | 2.48% |
| 3 Rooms | 3,365, 8.08%, see rank | 7.62% | 9.13% |
| 4 Rooms | 5,714, 13.72%, see rank | 12.84% | 16.60% |
| 5 Rooms | 5,049, 12.13%, see rank | 14.80% | 20.41% |
| 6 Rooms | 5,611, 13.48%, see rank | 17.19% | 18.06% |
| 7 Rooms | 6,025, 14.47%, see rank | 14.01% | 12.27% |
| 8 Rooms | 4,614, 11.08%, see rank | 11.30% | 8.48% |
| 9 Rooms or More | 10,138, 24.35%, see rank | 19.47% | 10.60% |
| Median Rooms | 6.50, see rank | 6.20 | 5.50 |
ACS 2008-2012 data
| | Columbia, MD | Maryland | U.S. |
| Total Housing Units | 41,522, 100% | 2,378,932 | 131,642,457 |
| 1 Room | 289, 0.70%, see rank | 1.19% | 1.95% |
| 2 Rooms | 833, 2.01%, see rank | 1.55% | 2.36% |
| 3 Rooms | 3,358, 8.09%, see rank | 7.57% | 8.97% |
| 4 Rooms | 5,702, 13.73%, see rank | 12.93% | 16.57% |
| 5 Rooms | 5,309, 12.79%, see rank | 14.68% | 20.41% |
| 6 Rooms | 5,319, 12.81%, see rank | 17.04% | 18.25% |
| 7 Rooms | 5,787, 13.94%, see rank | 14.15% | 12.38% |
| 8 Rooms | 5,003, 12.05%, see rank | 11.43% | 8.59% |
| 9 Rooms or More | 9,922, 23.90%, see rank | 19.46% | 10.52% |
| Median Rooms | 6.50, see rank | 6.20 | 5.50 |
ACS 2006-2010 data
| | Columbia, MD | Maryland | U.S. |
| Total Housing Units | 41,205, 100% | 2,354,870 | 130,038,080 |
| 1 Room | 192, 0.47%, see rank | 0.94% | 1.59% |
| 2 Rooms | 898, 2.18%, see rank | 1.91% | 2.62% |
| 3 Rooms | 3,535, 8.58%, see rank | 7.80% | 9.02% |
| 4 Rooms | 5,274, 12.80%, see rank | 13.02% | 16.85% |
| 5 Rooms | 5,321, 12.91%, see rank | 15.24% | 20.93% |
| 6 Rooms | 5,478, 13.29%, see rank | 17.31% | 18.56% |
| 7 Rooms | 5,628, 13.66%, see rank | 14.12% | 12.38% |
| 8 Rooms | 5,462, 13.26%, see rank | 11.38% | 8.39% |
| 9 Rooms or More | 9,417, 22.85%, see rank | 18.27% | 9.65% |
| Median Rooms | 6.50, see rank | 6.10 | 5.50 |
ACS 2005-2009 data
| | Columbia, MD | Maryland | U.S. |
| Total Housing Units | 37,690, 100% | 2,313,193 | 127,699,712 |
| 1 Room | 208, 0.55%, see rank | 0.78% | 1.39% |
| 2 Rooms | 914, 2.43%, see rank | 2.00% | 2.78% |
| 3 Rooms | 3,267, 8.67%, see rank | 7.81% | 9.07% |
| 4 Rooms | 4,395, 11.66%, see rank | 13.04% | 17.03% |
| 5 Rooms | 4,885, 12.96%, see rank | 15.53% | 21.24% |
| 6 Rooms | 4,916, 13.04%, see rank | 17.62% | 18.70% |
| 7 Rooms | 4,892, 12.98%, see rank | 14.14% | 12.36% |
| 8 Rooms | 5,510, 14.62%, see rank | 11.50% | 8.26% |
| 9 Rooms or More | 8,703, 23.09%, see rank | 17.56% | 9.16% |
| Median Rooms | 6.60, see rank | 6.10 | 5.40 |
US Census 2000 data
| | Columbia, MD | Maryland | U.S. |
| Total Housing Units | 35,289, 100% | 2,145,283 | 115,904,641 |
| 1 Room | 332, 0.94%, see rank | 1.50% | 2.20% |
| 2 Rooms | 1,371, 3.89%, see rank | 3.52% | 4.81% |
| 3 Rooms | 2,641, 7.48%, see rank | 8.03% | 9.84% |
| 4 Rooms | 3,648, 10.34%, see rank | 11.67% | 15.97% |
| 5 Rooms | 4,329, 12.27%, see rank | 15.60% | 20.89% |
| 6 Rooms | 4,452, 12.62%, see rank | 18.50% | 18.45% |
| 7 Rooms | 4,941, 14.00%, see rank | 14.10% | 12.06% |
| 8 Rooms | 6,236, 17.67%, see rank | 12.17% | 8.06% |
| 9 Rooms or More | 7,339, 20.80%, see rank | 14.91% | 7.70% |
| Median Rooms | 6.70, see rank | 6.00 | 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.
