What homes there are
U.S. Census Bureau, ACS 5-year, 2020–2024
| Measure | Columbia | Lancaster County | Pennsylvania | United States |
|---|---|---|---|---|
| Detached house | 30% | 55% | 57% | 61% |
| Attached house | 31% | 21% | 19% | 6% |
| Building of 2 to 4 | 18% | 7% | 8% | 8% |
| Apartments (5 or more) | Unreliable estimate | 13% | 13% | 19% |
| Mobile home | Unreliable estimate | 4% | 4% | 6% |
| Boat, RV and other | Unreliable estimate | Unreliable estimate | 0% | 0% |
No kind of home is the majority in Columbia; the largest group, attached houses (townhouses), adds up to 31%, against 21% in Lancaster County.
| Measure | Columbia | Lancaster County | Pennsylvania | United States |
|---|---|---|---|---|
| Before 1960 | 69% | 33% | 45% | 26% |
| 1960–1979 | 16% | 20% | 22% | 24% |
| 1980–1999 | 13% | 27% | 19% | 25% |
| 2000–2009 | Unreliable estimate | 11% | 8% | 14% |
| 2010 or later | Unreliable estimate | 9% | 6% | 11% |
In Columbia, at least half of the homes were built before 1940, and 69% date from before 1960.