| Index | Gardner | Illinois | National |
| Cost of living | 95 | 98 | 100 |
| Groceries | 99 | 100 | 100 |
| Health care | 97 | 100 | 100 |
| Housing | 83 | 95 | 100 |
| Transportation | 100 | 101 | 100 |
| Utilities | 101 | 99 | 100 |
| Lifestyle & Entertainment | 99 | 100 | 100 |
| Household Items | 98 | 100 | 100 |
| Education & Childcare | 106 | 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 | $108,563 | $9,047 | $2,533 | $3,257 |
| Renters | $54,155 | $4,513 | $1,264 | $1,625 |
| 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. |
| Wilmington village, IL | 150 | 79 | 21.3% |
| Union Hill, IL | 71 | 81 | 19.0% |
| Cabery, IL | 268 | 86 | 14.4% |
| Kinsman, IL | 100 | 87 | 12.8% |
| Buckingham, IL | 280 | 88 | 11.8% |
| Gardner, IL | 1,466 | 95 | 5.3% |
| City | Population | Cost of Living Index | National Avg. |
| Green Springs, OH | 1,466 | 86 | 14.3% |
| Pemberville, OH | 1,466 | 95 | 5.3% |
| Langston, OK | 1,466 | 77 | 22.6% |
| West Crossett, AR | 1,467 | 82 | 17.5% |
| Hasley Canyon, CA | 1,465 | 224 | 124.2% |
| Gardner, IL | 1,466 | 95 | 5.3% |