| Index | Brookhaven | New York | National |
| Cost of living | 143 | 121 | 100 |
| Groceries | 104 | 106 | 100 |
| Health care | 108 | 110 | 100 |
| Housing | 223 | 144 | 100 |
| Transportation | 111 | 113 | 100 |
| Utilities | 112 | 112 | 100 |
| Lifestyle & Entertainment | 109 | 111 | 100 |
| Household Items | 104 | 106 | 100 |
| Education & Childcare | 115 | 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 | $171,034 | $14,253 | $3,991 | $5,132 |
| Renters | $0 | $0 | $0 | $0 |
| 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. |
| Saltaire, NY | 26 | 110 | 9.6% |
| Ocean Beach, NY | 32 | 110 | 9.6% |
| Stony Brook University, NY | 8,775 | 110 | 9.6% |
| Riverside village, NY | 634 | 93 | 6.8% |
| Northville village, NY | 1,040 | 101 | 0.9% |
| Brookhaven, NY | 3,306 | 143 | 43.1% |
| City | Population | Cost of Living Index | National Avg. |
| Newton, MS | 3,306 | 81 | 19.0% |
| North Lakeville, MA | 3,305 | 135 | 35.1% |
| Chico, WA | 3,305 | 148 | 48.3% |
| Welsh, LA | 3,307 | 93 | 7.3% |
| Lake Royale, NC | 3,304 | 101 | 1.0% |
| Brookhaven, NY | 3,306 | 143 | 43.1% |