| Index | Kellogg | Iowa | National |
| Cost of living | 82 | 89 | 100 |
| Groceries | 98 | 97 | 100 |
| Health care | 94 | 96 | 100 |
| Housing | 50 | 74 | 100 |
| Transportation | 95 | 97 | 100 |
| Utilities | 97 | 95 | 100 |
| Lifestyle & Entertainment | 91 | 95 | 100 |
| Household Items | 97 | 97 | 100 |
| Education & Childcare | 98 | 94 | 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 | $72,196 | $6,016 | $1,684 | $2,166 |
| Renters | $50,027 | $4,169 | $1,167 | $1,501 |
| State | General Sales Tax | With Max Surtax |
| Iowa | 6% | 7% |
| State | Income Tax (Low) | Income Tax (High) |
| Iowa | 4.4% | 6% |
| City | Population | Cost of Living Index | National Avg. |
| Gilman, IA | 555 | 81 | 19.4% |
| Laurel, IA | 200 | 81 | 18.9% |
| Searsboro, IA | 140 | 81 | 18.9% |
| Rhodes, IA | 329 | 81 | 18.5% |
| Reasnor, IA | 102 | 83 | 17.1% |
| Kellogg, IA | 666 | 82 | 18.0% |
| City | Population | Cost of Living Index | National Avg. |
| Hedrick, IA | 666 | 83 | 17.5% |
| Milroy, IN | 666 | 82 | 18.4% |
| Eagle Bend, MN | 666 | 86 | 14.5% |
| Concorde Hills, OH | 666 | 147 | 46.9% |
| Goshen, OH | 666 | 87 | 12.7% |
| Kellogg, IA | 666 | 82 | 18.0% |