| Index | Columbia | New Jersey | National |
| Median home price | $476,633 | $555,483 | $326,622 |
| Median rent asked | $0 | $1,825 | $1,444 |
| Avg. people per household | 1.2 | 2.7 | 2.6 |
| Owner occupied households | 73.6% | 64.1% | 63.6% |
| Renter occupied households | 26.4% | 35.9% | 36.4% |
| Population | Home Price | National Avg. | |
| Broadway, NJ | 187 | $0 | 100% |
| Port Colden, NJ | 86 | $0 | 100% |
| Blairstown, NJ | 276 | $0 | 100% |
| Buttzville, NJ | 59 | $0 | 100% |
| Port Murray, NJ | 223 | $0 | 100% |
| Columbia, NJ | 149 | $476,633 | 46% |
| Population | Home Price | National Avg. | |
| Lastrup, MN | 149 | $212,871 | 35% |
| Miller's Cove, TX | 149 | $0 | 100% |
| Exline, IA | 149 | $79,462 | 76% |
| Marietta, NC | 149 | $185,806 | 43% |
| Woodward, PA | 149 | $202,707 | 38% |
| Columbia, NJ | 149 | $476,633 | 46% |