| Index | Brookville | New York | National |
| Cost of living | 283 | 121 | 100 |
| Groceries | 108 | 106 | 100 |
| Health care | 107 | 110 | 100 |
| Housing | 688 | 144 | 100 |
| Transportation | 114 | 113 | 100 |
| Utilities | 110 | 112 | 100 |
| Lifestyle & Entertainment | 110 | 111 | 100 |
| Household Items | 107 | 106 | 100 |
| Education & Childcare | 113 | 118 | 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 | $367,212 | $30,601 | $8,568 | $11,017 |
| Renters | $164,465 | $13,705 | $3,837 | $4,934 |
| State | General Sales Tax | With Max Surtax |
| New York | 4% | 8.875% |
| State | Income Tax (Low) | Income Tax (High) |
| New York | 4% | 10.9% |
| City | Population | Cost of Living Index | National Avg. |
| Greenville CDP (Greene County), NY | 616 | 106 | 6.1% |
| Wyandanch, NY | 11,925 | 125 | 25.1% |
| Hempstead, NY | 56,908 | 131 | 30.5% |
| North Lindenhurst, NY | 11,096 | 131 | 30.8% |
| Hartsdale, NY | 3,308 | 134 | 33.7% |
| Brookville, NY | 3,716 | 283 | 183.1% |
| City | Population | Cost of Living Index | National Avg. |
| Boonsboro, MD | 3,716 | 120 | 19.6% |
| Ladonia, AL | 3,715 | 88 | 11.8% |
| Lake Isabella, CA | 3,715 | 99 | 1.2% |
| Ormstown, QC | 3,717 | n/a | |
| Frederick, OK | 3,718 | 78 | 22.2% |
| Brookville, NY | 3,716 | 283 | 183.1% |