| Index | St. Jacob | Illinois | National |
| Cost of living | 99 | 98 | 100 |
| Groceries | 100 | 100 | 100 |
| Health care | 98 | 100 | 100 |
| Housing | 98 | 95 | 100 |
| Transportation | 100 | 101 | 100 |
| Utilities | 102 | 99 | 100 |
| Lifestyle & Entertainment | 97 | 100 | 100 |
| Household Items | 98 | 100 | 100 |
| Education & Childcare | 99 | 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 | $125,086 | $10,424 | $2,918 | $3,753 |
| Renters | $120,480 | $10,040 | $2,811 | $3,615 |
| 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. |
| Old Ripley, IL | 81 | 99 | 0.7% |
| Summerfield, IL | 331 | 85 | 14.6% |
| Pierron, IL | 404 | 85 | 14.6% |
| Pocahontas, IL | 819 | 86 | 14.4% |
| Roxana, IL | 1,624 | 84 | 15.5% |
| St. Jacob, IL | 1,590 | 99 | 1.2% |
| City | Population | Cost of Living Index | National Avg. |
| Charlestown, MD | 1,590 | 116 | 16.0% |
| Mio, MI | 1,590 | 82 | 18.1% |
| Canby, MN | 1,590 | 83 | 17.0% |
| Dayton, VA | 1,590 | 109 | 9.1% |
| Woodville, WI | 1,590 | 93 | 6.8% |
| St. Jacob, IL | 1,590 | 99 | 1.2% |