| Index | Harmon | Illinois | National |
| Cost of living | 84 | 98 | 100 |
| Groceries | 101 | 100 | 100 |
| Health care | 99 | 100 | 100 |
| Housing | 46 | 95 | 100 |
| Transportation | 102 | 101 | 100 |
| Utilities | 100 | 99 | 100 |
| Lifestyle & Entertainment | 101 | 100 | 100 |
| Household Items | 102 | 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 | $74,913 | $6,243 | $1,748 | $2,248 |
| 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. |
| Deer Grove, IL | 34 | 77 | 23.0% |
| New Bedford, IL | 58 | 78 | 21.7% |
| Rock Falls, IL | 9,152 | 82 | 18.2% |
| Nelson, IL | 138 | 83 | 16.8% |
| Ohio, IL | 520 | 85 | 14.6% |
| Harmon, IL | 150 | 84 | 16.0% |
| City | Population | Cost of Living Index | National Avg. |
| Bassett, AR | 150 | 97 | 3.0% |
| Bieber, CA | 150 | 117 | 17.4% |
| Chinese Camp, CA | 150 | 117 | 16.8% |
| Daphnedale Park, CA | 150 | 117 | 17.2% |
| Aripeka, FL | 150 | 101 | 1.2% |
| Harmon, IL | 150 | 84 | 16.0% |