| Index | Gilgo | New York | National |
| Cost of living | 198 | 121 | 100 |
| Groceries | 104 | 106 | 100 |
| Health care | 110 | 110 | 100 |
| Housing | 405 | 144 | 100 |
| Transportation | 113 | 113 | 100 |
| Utilities | 110 | 112 | 100 |
| Lifestyle & Entertainment | 114 | 111 | 100 |
| Household Items | 105 | 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 | $0 | $0 | $0 | $0 |
| 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% |
| Wyandanch, NY | 11,925 | 125 | 25.1% |
| Central Islip, NY | 34,526 | 128 | 28.1% |
| Brentwood, NY | 64,448 | 129 | 29.5% |
| Gilgo, NY | 206 | 198 | 98.1% |
| City | Population | Cost of Living Index | National Avg. |
| Garner, AR | 206 | 82 | 18.1% |
| Burr Oak, IA | 206 | 92 | 7.6% |
| Beason, IL | 206 | 79 | 21.2% |
| Montrose, IL | 206 | 82 | 17.7% |
| Williamson, IL | 206 | 85 | 15.4% |
| Gilgo, NY | 206 | 198 | 98.1% |