A stock photo of townhouses.

By Michael Mashburn From Daily Voice

A new ranking of New York’s most expensive communities shows Long Island taking nine of the top 10 spots.

The report, released by GoBankingRates, identified 20 New York municipalities with populations over 2,500 where residents spend at least $10,000 a month on basic necessities alone.

Analysts reviewed average 2025 home values along with mortgage payments and the typical monthly costs of groceries, utilities, transportation, and health care.

Long Island topped the state, claiming the top seven positions on the list.

At No. 1 is Sands Point in Nassau County, where the average home value is just under $3 million and the estimated annual cost of necessities reaches a staggering $209,951. Monthly mortgage payments alone average $14,787.

Rounding out the top seven priciest communities are:

  • No. 2 – Old Westbury (Nassau) - Costs of just necessities (annually): $190,670
  • No. 3 – Muttontown (Nassau) - Costs of just necessities (annually): $160,370
  • No. 4 – Lloyd Harbor (Suffolk) - Costs of just necessities (annually): $159,429
  • No. 5 – Manhasset (Nassau) - Costs of just necessities (annually): $155,534
  • No. 6 – Southampton (Suffolk) - Costs of just necessities (annually): $154,626
  • No. 7 – Montauk (Suffolk) - Costs of just necessities (annually): $146,703

Statewide, the study found 13 places where residents spend at least $10,000 per month on necessities such as housing, food, utilities, health care, and transportation.

Other high-cost Long Island communities appearing further down the list include Cold Spring Harbor (No. 9) and Roslyn (No. 10), both with monthly necessity totals over $10,500.

GoBankingRates based its ranking on 2025 home values and estimated monthly expenses calculated using national cost averages, regional cost-of-living adjustments, and mortgage assumptions including a 20% down payment and a 30-year fixed-rate loan.

Click here to view the complete ranking from GoBankingRates.