onlybeaches

USA · New York

Best beaches in Mount Sinai

1 ranked beach in Mount Sinai, New York

Ranked by the OnlyBeaches Index (OBI) — a 1-10 score blending water purity, conditions, crowd levels and vibe. Updated every 30 minutes.

All beaches in Mount Sinai

  1. 1

    Cedar Beach

    A major Brookhaven North Shore beach with strong public profile. (Brookhaven Town)

    7.0

What makes Mount Sinai's beaches stand out?

Mount Sinai sits in New York, USA and is home to 1 ranked beach on OnlyBeaches. Every beach here is scored by the OnlyBeaches Index — a 1-10 metric blending water purity, live conditions (waves, water temperature, wind), crowd intelligence and vibe.

Whether you're after the highest-scoring beach in Mount Sinai or a quieter hidden cove, the list above is refreshed every 30 minutes using live Stormglass and OpenWeather data.