| Index | Kappa | Illinois | National |
| Cost of living | 91 | 98 | 100 |
| Groceries | 99 | 100 | 100 |
| Health care | 102 | 100 | 100 |
| Housing | 74 | 95 | 100 |
| Transportation | 98 | 101 | 100 |
| Utilities | 100 | 99 | 100 |
| Lifestyle & Entertainment | 95 | 100 | 100 |
| Household Items | 100 | 100 | 100 |
| Education & Childcare | 96 | 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 | $146,289 | $12,191 | $3,413 | $4,389 |
| Renters | $84,406 | $7,034 | $1,969 | $2,532 |
| 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. |
| Secor, IL | 272 | 87 | 13.3% |
| Benson, IL | 476 | 87 | 12.6% |
| Flanagan, IL | 973 | 88 | 12.5% |
| Gridley, IL | 1,430 | 88 | 12.0% |
| Chenoa, IL | 1,942 | 88 | 11.7% |
| Kappa, IL | 234 | 91 | 8.9% |
| City | Population | Cost of Living Index | National Avg. |
| Fredonia, AL | 234 | 113 | 12.6% |
| Keo, AR | 234 | 85 | 14.7% |
| Sierra Village, CA | 234 | 115 | 15.3% |
| Mallard, IA | 234 | 76 | 24.0% |
| Beattie, KS | 234 | 76 | 23.5% |
| Kappa, IL | 234 | 91 | 8.9% |