| Index | Germantown Hills | Illinois | National |
| Cost of living | 108 | 98 | 100 |
| Groceries | 97 | 100 | 100 |
| Health care | 101 | 100 | 100 |
| Housing | 125 | 95 | 100 |
| Transportation | 101 | 101 | 100 |
| Utilities | 103 | 99 | 100 |
| Lifestyle & Entertainment | 101 | 100 | 100 |
| Household Items | 100 | 100 | 100 |
| Education & Childcare | 101 | 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 | $190,866 | $15,906 | $4,453 | $5,727 |
| Renters | $89,254 | $7,438 | $2,082 | $2,678 |
| 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. |
| Mapleton, IL | 345 | 83 | 16.6% |
| Creve Coeur, IL | 5,261 | 85 | 15.3% |
| La Rose, IL | 118 | 86 | 13.9% |
| Washburn, IL | 1,131 | 86 | 13.8% |
| Peoria Heights, IL | 6,052 | 87 | 12.5% |
| Germantown Hills, IL | 3,500 | 108 | 7.6% |
| City | Population | Cost of Living Index | National Avg. |
| Colchester, Subd. A, NS | 3,499 | n/a | |
| Carrollton, MO | 3,501 | 81 | 18.7% |
| Houston, MS | 3,501 | 82 | 18.2% |
| Greentown, OH | 3,498 | 107 | 7.0% |
| Sleepy Eye, MN | 3,502 | 91 | 9.3% |
| Germantown Hills, IL | 3,500 | 108 | 7.6% |