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    Mount Sinai, NY Land for Sale

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    Port Jefferson, NY Miller Place, NY Sound Beach, NY
    6 results
    Vacant Land in Mount Sinai
    $480,000
    1.28 Acres
    Vacant Land in Mount Sinai

    28 Rocky Hill Road, Mount Sinai, NY 11766

    Vacant land in historic district with winter waterview.
    • Waterview (Winter)
    • Vacant Land ready for your vision
    • Located in the Historic District
    • Location Available (Coordinates Provided)
    • No Active Permits
    Updated: Feb 11
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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
    1.10 Acres
    Waterfront Property in Mt. Sinai

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

    225 Shore Road, Mount Sinai, NY 11766

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    Land
    $480,000
    Land

    Land

    28 Rocky Hill Rd, Mount Sinai, NY 11766

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    Mount Sinai Land For Sale
    $8,500,000
    Mount Sinai Land For Sale

    Commercial land available on Route 25A in Mount Sinai.

    306 Route 25A, Mount Sinai, NY 11766

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    Commercial Development Sites on Route 25A
    Contact for pricing
    87,000 SF
    Commercial Development Sites on Route 25A

    Two contiguous commercial development sites for sale on Route 25A.

    12 Myrtle St, Mt Sinai, NY 11766

    View details
    Based on your search, we've compiled 77 Potential Opportunities for your consideration. Besides 6 Active listings in Mount Sinai, NY, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 66 Off-Market properties to explore as potential leads, plus 1 Land Listings that present a potential for development.

    Opportunities in Nearby Cities

    Here are 4 Similar properties we found in Nearby Locations for your consideration.

    Shovel-Ready Building Lot Opportunity
    $249,999
    0.18 Acres
    Shovel-Ready Building Lot Opportunity

    Ready-to-build lot with approved plans in Port Jefferson Station.

    Canal Road, Port Jefferson Station, NY 11776

    View details
    Wooded Lot in Miller Place
    $499,000
    1.10 Acres
    Wooded Lot in Miller Place

    1.1 acre lot near schools, parks, and beaches.

    Woodhull Landing, Miller Place, NY 11764

    View details
    Prime Land in Port Jefferson
    $3,250,000
    4.10 Acres
    Prime Land in Port Jefferson

    4.1 acre commercial land in revitalizing Port Jefferson Station.

    527/529 Route 112, Port Jefferson Station, NY 11776

    View details
    Commercial Land For Sale
    $350,000
    1.02 Acres
    Commercial Land For Sale

    1.02 acre commercial land suitable for medical office building.

    101 Sylvan Ave, Miller Place, NY

    View details

    Potential Development Sites for Consideration

    Can't find the perfect fit? These Land listings present an alternative path: the potential to develop a property for your specific goals.

    Important: These AI-suggestions are a starting point, not a guarantee of permitted use. All zoning, permitting, and land use information must be independently verified by you with the appropriate local authorities before making any commitments.

    68 Acres Tillable Land For Sale
    $499,000
    68.30 Acres
    68 Acres Tillable Land For Sale

    68 acres of tillable land suitable for multiple uses.

    Saint Johns, MI 48879

    View details

    Off-Market Properties in Mount Sinai, NY

    Consider similar Off-Market properties in Mount Sinai, NY. You may contact the owners directly to inquire about their potential intentions to sell. To help you make a strong first impression, we can assist by reaching out to these owners with compelling proposals created using our AI tool.

    Plymouth Ave
    VACANT COMMERCIAL LAND
    Estimated value
    $775,000

    Plymouth Ave, Mount Sinai, NY 11766

    View details
    Plymouth Ave
    VACANT COMMERCIAL LAND
    Estimated value
    $825,000

    Plymouth Ave, Mount Sinai, NY 11766

    View details
    87 Farm Acre Cir
    VACANT COMMERCIAL LAND
    Estimated value
    $950,000

    87 Farm Acre Cir, Mount Sinai, NY 11766-3426

    View details
    Canal Rd
    VACANT COMMERCIAL LAND
    Lot: 0.20 Acres
    Value Estimation by Request

    Canal Rd, Mount Sinai, NY 11766

    View details
    11 Plymouth Ave
    VACANT COMMERCIAL LAND
    Lot: 17.05 Acres
    Value Estimation by Request

    11 Plymouth Ave, Mount Sinai, NY 11766-2629

    View details
    530 Rte 25a
    VACANT COMMERCIAL LAND
    Lot: 0.70 Acres
    Value Estimation by Request

    530 Rte 25a, Mount Sinai, NY 11766

    View details
    Park Ave
    VACANT COMMERCIAL LAND
    Lot: 0.58 Acres
    Value Estimation by Request

    Park Ave, Mount Sinai, NY 11766

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    Clubhouse Ct
    VACANT COMMERCIAL LAND
    Lot: 2.82 Acres
    Value Estimation by Request

    Clubhouse Ct, Mount Sinai, NY 11766

    View details
    Tyler St
    VACANT COMMERCIAL LAND
    Lot: 0.35 Acres
    Value Estimation by Request

    Tyler St, Mount Sinai, NY 11766

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    Hallock Ave
    VACANT COMMERCIAL LAND
    Lot: 0.38 Acres
    Value Estimation by Request

    Hallock Ave, Mount Sinai, NY 11766

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    Mt Sinai Coram Rd
    VACANT COMMERCIAL LAND
    Lot: 1.16 Acres
    Value Estimation by Request

    Mt Sinai Coram Rd, Mount Sinai, NY 11766

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    Rte 25a
    VACANT COMMERCIAL LAND
    Lot: 1.21 Acres
    Value Estimation by Request

    Rte 25a, Mount Sinai, NY 11766

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    466 Rt. 25A
    Land
    66,064 SF
    Value Estimation by Request

    466 Rt. 25A, Mount Sinai, NY 11766

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    295 Ny-25A
    Land
    Lot: 2.70 Acres
    Value Estimation by Request

    295 Ny-25A, Mount Sinai, NY 11766

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    185 Country Rd
    Farms
    Lot: 7.50 Acres
    Value Estimation by Request

    185 Country Rd, Mount Sinai, NY 11766

    View details
    Rte 25a
    VACANT COMMERCIAL LAND
    Lot: 2.35 Acres
    Value Estimation by Request

    Rte 25a, Mount Sinai, NY 11766

    View details
    Rte 25a
    VACANT COMMERCIAL LAND
    Lot: 0.32 Acres
    Value Estimation by Request

    Rte 25a, Mount Sinai, NY 11766

    View details
    Plymouth Ave
    VACANT COMMERCIAL LAND
    Value Estimation by Request

    Plymouth Ave, Mount Sinai, NY 11766

    View details

    Mount Sinai, NY Land Investment Opportunities Market Analysis

    Explore 72 land for sale in Mount Sinai, NY, showcased through 6 active listings on our real estate platform. These investment opportunities span a total of 87,000 square feet of properties for sale, with an estimated market value of $10,759,998.

    Sale prices for lots in Mount Sinai, NY start at $0.00, averaging $1,793,333, and reaching up to $8,500,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

    List
    Map

    Top Commercial Asset Segments

    Commercial land 6
    Waterfront Land 2

    Demographics Overview

    Population 11K
    Population Growth (5Y) -7.5%
    Median Household Income $157,564
    College Educated 77.7%

    High-Yield Neighborhoods for Investment

    Identify Mount Sinai submarkets with the highest inventory density on the market and evaluate the median listing prices of real estate assets

    Neighborhood Average Price
    11766 $2.2M

    Listings Trend

    Total CRE Area on Market Trend

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