| Index | Onslow | Iowa | National |
| Cost of living | 82 | 89 | 100 |
| Groceries | 95 | 97 | 100 |
| Health care | 98 | 96 | 100 |
| Housing | 50 | 74 | 100 |
| Transportation | 95 | 97 | 100 |
| Utilities | 93 | 95 | 100 |
| Lifestyle & Entertainment | 98 | 95 | 100 |
| Household Items | 98 | 97 | 100 |
| Education & Childcare | 97 | 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 | $54,886 | $4,574 | $1,281 | $1,647 |
| Renters | $24,572 | $2,048 | $573 | $737 |
| 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. |
| Morley, IA | 48 | 75 | 25.2% |
| Baldwin, IA | 128 | 77 | 22.9% |
| Monmouth, IA | 136 | 78 | 21.6% |
| Oxford Junction, IA | 438 | 79 | 20.8% |
| Lost Nation, IA | 466 | 79 | 20.7% |
| Onslow, IA | 317 | 82 | 17.6% |
| City | Population | Cost of Living Index | National Avg. |
| Maytown, AL | 317 | 87 | 13.3% |
| Buckner, AR | 317 | 71 | 29.2% |
| Martelle, IA | 317 | 86 | 14.3% |
| Hollister, ID | 317 | 89 | 11.0% |
| Richview, IL | 317 | 86 | 13.5% |
| Onslow, IA | 317 | 82 | 17.6% |