| Index | Chadwick | Illinois | National |
| Cost of living | 83 | 98 | 100 |
| Groceries | 97 | 100 | 100 |
| Health care | 97 | 100 | 100 |
| Housing | 52 | 95 | 100 |
| Transportation | 97 | 101 | 100 |
| Utilities | 93 | 99 | 100 |
| Lifestyle & Entertainment | 96 | 100 | 100 |
| Household Items | 96 | 100 | 100 |
| Education & Childcare | 97 | 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 | $81,998 | $6,833 | $1,913 | $2,460 |
| Renters | $58,608 | $4,884 | $1,367 | $1,758 |
| 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. |
| Savanna, IL | 3,028 | 80 | 19.8% |
| Milledgeville, IL | 1,014 | 83 | 17.0% |
| Mount Carroll, IL | 1,557 | 82 | 17.6% |
| Lanark, IL | 1,510 | 84 | 15.9% |
| Coleta, IL | 236 | 84 | 16.3% |
| Chadwick, IL | 544 | 83 | 17.1% |
| City | Population | Cost of Living Index | National Avg. |
| Trafford, AL | 544 | 84 | 15.6% |
| Sutherland, IA | 544 | 78 | 21.6% |
| Amo, IN | 544 | 92 | 7.8% |
| Richmond, KS | 544 | 81 | 18.8% |
| Mecosta, MI | 544 | 85 | 14.9% |
| Chadwick, IL | 544 | 83 | 17.1% |