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Mount Sinai, NY Waterfront Land for Sale

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Waterfront Land in Mount Sinai
$649,999
1.10 Acres

Waterfront Land in Mount Sinai

225 Shore Road, Mount Sinai, NY 11766

1.1 acre waterfront property with harbor views in Mt. Sinai.

  • Rare 1.1‑acre waterfront property in Mt. Sinai with unobstructed harbor and Connecticut coastline views.
  • Direct waterfront access for boating, fishing, kayaking, and enjoying local seafood.
  • Level building site perched high above the harbor, ensuring panoramic views.
  • Opportunity to build a custom home (modern, coastal, or grand estate) on a partially cleared lot.
  • Located in the highly‑rated Mt. Sinai School District.
Updated: Jan 18
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Waterfront Property in Mt. Sinai
$649,999

Waterfront Property in Mt. Sinai

225 Shore Road, Mount Sinai, NY 11766

Rare 1.1-acre waterfront lot with harbor views in Mt. Sinai.

  • 1.1 acre waterfront property with unobstructed views of Mt. Sinai Harbor and the Connecticut coastline.
  • Rare opportunity to own one of the last waterfront properties in Mt. Sinai.
  • Level building site perched high above the harbor ensures panoramic, million‑dollar views.
  • Direct water access for fishing, kayaking, and mooring a boat.
  • Located in the renowned Mt. Sinai School District.
Updated: Dec 19, 2025
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Based on your search, we've compiled 6 Potential Opportunities for your consideration. Besides 2 Active listings in Mount Sinai, NY, we suggest exploring several alternatives: 4 properties in Nearby Cities

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Waterfront Land in Holiday Beach

Buildable waterfront lot in Holiday Beach with approved building permits.

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Waterfront Land on Peconic River
$199,000
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Scenic 0.60-acre waterfront lot on the Peconic River.

1217 W Main Street, Riverhead, NY 11901
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Waterfront Land in Holiday Beach
$431,000

Waterfront Land in Holiday Beach

Waterfront land with approved plans in Center Moriches, NY.

103 Hewitt Blvd, Center Moriches, NY 11934
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Peconic River Waterfront Land
$199,000

Peconic River Waterfront Land

Scenic 0.60-acre waterfront land on the Peconic River.

1217 W Main St, Riverhead, NY 11901
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Mount Sinai, NY Waterfront Land Investment Opportunities Market Analysis

Explore 2 waterfront land for sale in Mount Sinai, NY on our real estate platform. These investment opportunities span a total of 47,916 square feet of properties for sale, with an estimated market value of $649,999.

Sale prices for water rights properties in Mount Sinai, NY start at $649,999, averaging $649,999, and reaching up to $649,999 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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