| Index | Rockbridge | Illinois | National |
| Cost of living | 79 | 98 | 100 |
| Groceries | 99 | 100 | 100 |
| Health care | 93 | 100 | 100 |
| Housing | 40 | 95 | 100 |
| Transportation | 97 | 101 | 100 |
| Utilities | 96 | 99 | 100 |
| Lifestyle & Entertainment | 94 | 100 | 100 |
| Household Items | 97 | 100 | 100 |
| Education & Childcare | 96 | 100 | 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 | $88,087 | $7,341 | $2,055 | $2,643 |
| Renters | $0 | $0 | $0 | $0 |
| State | General Sales Tax | With Max Surtax |
| Illinois | 6.25% | 10.25% |
| State | Income Tax (Low) | Income Tax (High) |
| Illinois | 4.95% | 4.95% |
| City | Population | Cost of Living Index | National Avg. |
| Royal Lakes, IL | 292 | 78 | 22.2% |
| Scottville, IL | 128 | 80 | 20.3% |
| Chesterfield, IL | 213 | 79 | 21.1% |
| Roodhouse, IL | 1,704 | 82 | 17.9% |
| Modesto, IL | 227 | 82 | 17.9% |
| Rockbridge, IL | 222 | 79 | 20.6% |
| City | Population | Cost of Living Index | National Avg. |
| Hissop, AL | 222 | 96 | 4.1% |
| Pollard, AR | 222 | 81 | 18.9% |
| Rye, CO | 222 | 101 | 1.2% |
| Ocean Breeze Park, FL | 222 | 84 | 16.3% |
| Worley, ID | 222 | 92 | 7.8% |
| Rockbridge, IL | 222 | 79 | 20.6% |