| Index | Plandome | New York | National |
| Cost of living | 415 | 121 | 100 |
| Groceries | 107 | 106 | 100 |
| Health care | 107 | 110 | 100 |
| Housing | 1,129 | 144 | 100 |
| Transportation | 109 | 113 | 100 |
| Utilities | 113 | 112 | 100 |
| Lifestyle & Entertainment | 106 | 111 | 100 |
| Household Items | 107 | 106 | 100 |
| Education & Childcare | 118 | 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 | $378,686 | $31,557 | $8,835 | $11,362 |
| 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. |
| Greenville CDP (Greene County), NY | 616 | 106 | 6.1% |
| Hempstead, NY | 56,908 | 131 | 30.5% |
| Hartsdale, NY | 3,308 | 134 | 33.7% |
| Roslyn, NY | 2,998 | 132 | 32.2% |
| Mount Vernon, NY | 69,130 | 133 | 33.3% |
| Plandome, NY | 1,397 | 415 | 315.1% |
| City | Population | Cost of Living Index | National Avg. |
| Newcastle, CA | 1,397 | 157 | 56.6% |
| Oxford, IN | 1,397 | 82 | 18.1% |
| Reese, MI | 1,397 | 88 | 12.2% |
| Palmdale, PA | 1,397 | 100 | 0.2% |
| South Wenatchee, WA | 1,397 | 104 | 3.9% |
| Plandome, NY | 1,397 | 415 | 315.1% |