| Index | Spring Grove | Illinois | National |
| Cost of living | 126 | 98 | 100 |
| Groceries | 101 | 100 | 100 |
| Health care | 101 | 100 | 100 |
| Housing | 186 | 95 | 100 |
| Transportation | 100 | 101 | 100 |
| Utilities | 99 | 99 | 100 |
| Lifestyle & Entertainment | 99 | 100 | 100 |
| Household Items | 102 | 100 | 100 |
| Education & Childcare | 100 | 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 | $194,675 | $16,223 | $4,542 | $5,841 |
| Renters | $132,610 | $11,051 | $3,094 | $3,979 |
| 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. |
| Lake Ivanhoe, WI | 408 | 94 | 5.7% |
| Round Lake Park, IL | 8,005 | 95 | 5.3% |
| Springfield, WI | 135 | 96 | 3.8% |
| McCullom Lake, IL | 1,222 | 97 | 2.5% |
| Wilmot, WI | 228 | 97 | 3.3% |
| Spring Grove, IL | 5,867 | 126 | 25.9% |
| City | Population | Cost of Living Index | National Avg. |
| Petoskey, MI | 5,865 | 100 | 0.1% |
| Oceanport, NJ | 5,865 | 167 | 66.7% |
| Marion, VA | 5,865 | 87 | 13.2% |
| Gardiner, ME | 5,863 | 97 | 2.9% |
| Dowagiac, MI | 5,871 | 81 | 18.5% |
| Spring Grove, IL | 5,867 | 126 | 25.9% |