| Index | New Grand Chain | Illinois | National |
| Cost of living | 83 | 98 | 100 |
| Groceries | 96 | 100 | 100 |
| Health care | 100 | 102 | 100 |
| Housing | 40 | 95 | 100 |
| Transportation | 108 | 102 | 100 |
| Utilities | 106 | 98 | 100 |
| Lifestyle & Entertainment | n/a | n/a | n/a |
| Household Items | n/a | n/a | n/a |
| Education & Childcare | n/a | n/a | n/a |

| Cost of living index | |
| Goods & Services index | |
| Groceries index | |
| Health care index | |
| Housing index | |
| Transportation index | |
| Utilities index |
| Median Income | Per Year | Per Month | Max Budget (28% DTI) | Max Budget (36% DTI) |
| Owners | $50,039 | $4,170 | $1,167 | $1,501 |
| Renters | $60,261 | $5,022 | $1,406 | $1,808 |
| 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. |
| Bandana, KY | 311 | 102 | 1.5% |
| Mill Creek, IL | 31 | 77 | 23.0% |
| Mounds, IL | 947 | 74 | 25.5% |
| Belknap, IL | 146 | 80 | 20.5% |
| Mound City, IL | 803 | 76 | 24.3% |
| New Grand Chain, IL | 179 | 83 | 17.0% |
| City | Population | Cost of Living Index | National Avg. |
| St. Stephens, AL | 179 | 97 | 3.2% |
| Bodcaw, AR | 179 | 78 | 22.3% |
| Houston, AR | 179 | 76 | 23.8% |
| Red Rock CDP (Apache County), AZ | 179 | 88 | 11.9% |
| Fort Bidwell, CA | 179 | 107 | 6.7% |
| New Grand Chain, IL | 179 | 83 | 17.0% |