| Index | Irwin | South Carolina | National |
| Cost of living | 88 | 94 | 100 |
| Groceries | 96 | 99 | 100 |
| Health care | 98 | 98 | 100 |
| Housing | 63 | 81 | 100 |
| Transportation | 99 | 99 | 100 |
| Utilities | 102 | 101 | 100 |
| Lifestyle & Entertainment | 100 | 98 | 100 |
| Household Items | 96 | 99 | 100 |
| Education & Childcare | 102 | 98 | 100 |

| Cost of living index | |
| Groceries index | |
| Health care index | |
| Housing index | |
| Transportation index | |
| Utilities index | |
| Lifestyle index | |
| Household index | |
| Educare index |
| Median Income | Per Year | Per Month | Max Budget (28% DTI) | Max Budget (36% DTI) |
| Owners | $58,672 | $4,889 | $1,369 | $1,760 |
| Renters | $29,907 | $2,492 | $698 | $897 |
| State | General Sales Tax | With Max Surtax |
| South Carolina | 6% | 9% |
| State | Income Tax (Low) | Income Tax (High) |
| South Carolina | 0% | 6.5% |
| City | Population | Cost of Living Index | National Avg. |
| Catawba, SC | 1,090 | 99 | 1.4% |
| JAARS, NC | 1,120 | 78 | 22.2% |
| Great Falls, SC | 1,860 | 82 | 18.3% |
| Elgin, SC | 2,942 | 89 | 11.0% |
| Kershaw, SC | 1,834 | 89 | 10.9% |
| Irwin, SC | 1,335 | 88 | 12.1% |
| City | Population | Cost of Living Index | National Avg. |
| Enigma, GA | 1,335 | 86 | 14.5% |
| Bear Creek, AK | 1,336 | 121 | 21.2% |
| Fraser, CO | 1,334 | 119 | 19.0% |
| Nelson, GA | 1,336 | 98 | 2.1% |
| Toulon, IL | 1,336 | 85 | 15.3% |
| Irwin, SC | 1,335 | 88 | 12.1% |