| Index | Irwin | South Carolina | National |
| Median home price | $155,355 | $260,124 | $326,622 |
| Median rent asked | $1,433 | $1,212 | $1,444 |
| Avg. people per household | 2.3 | 2.6 | 2.6 |
| Owner occupied households | 72.4% | 68.4% | 63.6% |
| Renter occupied households | 27.6% | 31.6% | 36.4% |

| Population | Home Price | National Avg. | |
| Catawba, SC | 1,090 | $0 | 100% |
| JAARS, NC | 1,120 | $18,180 | 94% |
| Great Falls, SC | 1,860 | $91,732 | 72% |
| Fort Lawn, SC | 1,004 | $189,416 | 42% |
| Kershaw, SC | 1,834 | $197,944 | 39% |
| Irwin, SC | 1,335 | $155,355 | 52% |
| Population | Home Price | National Avg. | |
| Enigma, GA | 1,335 | $151,972 | 53% |
| Fraser, CO | 1,334 | $530,052 | 62% |
| Dewart, PA | 1,334 | $217,726 | 33% |
| Newberry, MI | 1,334 | $97,494 | 70% |
| Black Rock, NM | 1,336 | $120,018 | 63% |
| Irwin, SC | 1,335 | $155,355 | 52% |