| Index | Dorchester | Illinois | National |
| Cost of living | 86 | 98 | 100 |
| Groceries | 99 | 100 | 100 |
| Health care | 93 | 100 | 100 |
| Housing | 61 | 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 | $119,495 | $9,958 | $2,788 | $3,585 |
| 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. |
| Walshville, IL | 247 | 99 | 0.7% |
| Eagarville, IL | 174 | 79 | 21.2% |
| Royal Lakes, IL | 292 | 78 | 22.2% |
| Chesterfield, IL | 213 | 79 | 21.1% |
| Lake Ka-Ho, IL | 242 | 84 | 16.0% |
| Dorchester, IL | 154 | 86 | 14.3% |
| City | Population | Cost of Living Index | National Avg. |
| Nightmute, AK | 154 | 95 | 5.5% |
| Billingsley, AL | 154 | 96 | 4.1% |
| Calvert, AL | 154 | 83 | 17.1% |
| Cutter, AZ | 154 | 102 | 1.8% |
| Montezuma, CO | 154 | 149 | 49.2% |
| Dorchester, IL | 154 | 86 | 14.3% |