What homes there are
U.S. Census Bureau, ACS 5-year, 2020–2024
| Measure | Columbia | Howard County | Maryland | United States |
|---|---|---|---|---|
| Detached house | 40% | 50% | 51% | 61% |
| Attached house | 25% | 22% | 21% | 6% |
| Building of 2 to 4 | 2% | 2% | 4% | 8% |
| Apartments (5 or more) | 33% | 25% | 23% | 19% |
| Mobile home | Unreliable estimate | 1% | 1% | 6% |
| Boat, RV and other | Unreliable estimate | Unreliable estimate | 0% | 0% |
Homes in Columbia are varied: detached houses are the largest group, at 40%, against 50% in Howard County.
| Measure | Columbia | Howard County | Maryland | United States |
|---|---|---|---|---|
| Before 1960 | 2% | 6% | 26% | 26% |
| 1960–1979 | 41% | 24% | 25% | 24% |
| 1980–1999 | 43% | 42% | 28% | 25% |
| 2000–2009 | 7% | 14% | 12% | 14% |
| 2010 or later | 7% | 15% | 9% | 11% |
In Columbia, half of the homes were built before 1983; in Howard County, before 1989.
In Columbia, 14% of homes have 1 bedroom or none (studios); 65% have 3 bedrooms or more, against 71% in Howard County.