Advertise
    Mount Sinai, NY
    Land

    Mount Sinai, NY Land for Sale

    Notify Me
    List
    Map
    Brookhaven, NY Port Jefferson, NY Miller Place, NY Strongs Neck, NY Middle Island, NY Rocky Point, NY Coram, NY Stonybrook, NY
    11 properties
    Sort:
    Waterfront Land in Mount Sinai
    Updated: Jan 18
    Waterfront Land in Mount Sinai

    225 Shore Road, Mount Sinai, NY 11766

    $649,999
    1.10 AC lot
    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.
    View details
    Vacant Land in Mount Sinai
    Updated: Feb 11
    Vacant Land in Mount Sinai

    28 Rocky Hill Road, Mount Sinai, NY 11766

    $449,000
    1.28 AC lot
    Waterview (Winter)
    Vacant Land ready for your vision
    Located in the Historic District
    Location Available (Coordinates Provided)
    No Active Permits
    View details
    Subdividable Commercial Land Parcels
    Subdividable Commercial Land Parcels

    9 Myrtle St, Mount Sinai, NY 11766

    Contact for pricing
    87,000 sqft

    Two subdividable parcels with public sewer connection and immediate access to a major east-west 4-lane highway.

    View details
    See what stands out in Suffolk County

    We check every for-sale listing in the county against comparable properties across the country. Most price about where you would expect. A few are worth a second look.

    We check every listing here. A few are worth a second look.

    Cap Rate available after sign in
    NOI available after sign in
    Local Demand available after sign in
    Commercial Development Opportunity on Route 25A
    Commercial Development Opportunity on Route 25A

    12 Myrtle Street, Mount Sinai, NY 11766

    Contact for pricing
    88,000 sqft

    Prime commercial land with development potential near major hospitals.

    View details
    Commercial Development Sites For Sale
    Commercial Development Sites For Sale

    12 Myrtle Street, Mount Sinai, NY 11766

    Contact for pricing
    87,000 sqft 8.54 AC lot

    Two contiguous commercial development sites available for sale.

    View details
    Commercial Development Sites on Route 25A
    Commercial Development Sites on Route 25A

    12 Myrtle Street, Mount Sinai, NY 11766

    Contact for pricing
    8.54 AC lot

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

    View details
    Turn a Listing Into an Investment Snapshot Cap Rate, Potential NOI, Demand score for every listing. Go To Analytics Center
    Mount Sinai Land For Sale
    Mount Sinai Land For Sale

    Mt Sinai, NY 11766

    $8,500,000

    Commercial land available on Route 25A in Mount Sinai.

    View details
    Land
    Land

    28 Rocky Hill Rd, Mount Sinai, NY 11766

    $449,000

    Land

    View details
    Cleared Residential Development Lot
    Cleared Residential Development Lot

    Lot 1 Coventry Court, Mount Sinai, NY 11766

    $299,998

    Residential lot is cleared and paved, located on a quiet cul-de-sac with 50-foot-wide roads.

    View details
    Commercial Land with Highway Frontage
    Commercial Land with Highway Frontage

    426-456 Route 25A, Mount Sinai, NY 11766

    Contact for pricing

    J-2-zoned commercial land with substantial frontage, on-site parking, and established commercial neighbors.

    View details
    Residential Land Near Nesconset Highway
    Residential Land Near Nesconset Highway

    Chestnut St, Mount Sinai, NY

    Contact for pricing
    25.22 AC lot

    25.22 acres of residential land, excellent for development.

    View details
    Based on your search, we've compiled 76 Potential Opportunities for your consideration. Besides 11 Active listings in Mount Sinai, NY, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 61 Off-Market properties to explore as potential leads

    Opportunities in Nearby Cities

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

    Shovel-Ready Lot in Miller Place
    Shovel-Ready Lot in Miller Place

    18A Valley Cir, Miller Place, NY 11764

    $349,900
    0.58 AC lot

    Approved lot for a 2,800+ sq ft house.

    View details
    Shovel-Ready Building Lot Opportunity
    Shovel-Ready Building Lot Opportunity

    Canal Road, Port Jefferson Station, NY 11776

    $249,999
    0.18 AC lot

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

    View details
    Shovel-Ready Lot in Miller Place
    Shovel-Ready Lot in Miller Place

    18B Valley Cir, Miller Place, NY 11764

    $349,900
    0.56 AC lot

    Approved lot for a 2,800+ sq ft house.

    View details
    Commercial Land with Double Curb Cut
    Commercial Land with Double Curb Cut

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

    $3,250,000
    4.10 AC lot

    Level, fenced commercial parcel with public water availability and a landscaped perimeter.

    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

    Plymouth Ave, Mount Sinai, NY 11766

    $775,000
    Estimated value
    View details
    Plymouth Ave
    VACANT COMMERCIAL LAND

    Plymouth Ave, Mount Sinai, NY 11766

    $825,000
    Estimated value
    View details
    87 Farm Acre Cir
    VACANT COMMERCIAL LAND

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

    $950,000
    Estimated value
    View details
    Canal Rd
    VACANT COMMERCIAL LAND

    Canal Rd, Mount Sinai, NY 11766

    $285,000
    Estimated value
    0.20 AC lot
    View details
    11 Plymouth Ave
    VACANT COMMERCIAL LAND

    11 Plymouth Ave, Mount Sinai, NY 11766-2629

    Value Estimation by Request
    17.05 AC lot
    View details
    530 Rte 25a
    VACANT COMMERCIAL LAND

    530 Rte 25a, Mount Sinai, NY 11766

    $275,000
    Estimated value
    0.70 AC lot
    View details
    Park Ave
    VACANT COMMERCIAL LAND

    Park Ave, Mount Sinai, NY 11766

    $270,000
    Estimated value
    0.58 AC lot
    View details
    Clubhouse Ct
    VACANT COMMERCIAL LAND

    Clubhouse Ct, Mount Sinai, NY 11766

    $260,000
    Estimated value
    2.82 AC lot
    View details
    Tyler St
    VACANT COMMERCIAL LAND

    Tyler St, Mount Sinai, NY 11766

    $270,000
    Estimated value
    0.35 AC lot
    View details
    Hallock Ave
    VACANT COMMERCIAL LAND

    Hallock Ave, Mount Sinai, NY 11766

    $270,000
    Estimated value
    0.38 AC lot
    View details
    Mt Sinai Coram Rd
    VACANT COMMERCIAL LAND

    Mt Sinai Coram Rd, Mount Sinai, NY 11766

    $275,000
    Estimated value
    1.16 AC lot
    View details
    Rte 25a
    VACANT COMMERCIAL LAND

    Rte 25a, Mount Sinai, NY 11766

    $270,000
    Estimated value
    1.21 AC lot
    View details
    466 Rt. 25A
    Land

    466 Rt. 25A, Mount Sinai, NY 11766

    Value Estimation by Request
    66,064 sqft
    View details

    Mount Sinai, NY Land Market Trends and Statistics

    Explore 72 land for sale in Mount Sinai, NY, showcased through 11 active listings on our real estate platform. These investment opportunities span a total of 2,121,261 square feet of properties for sale, with an estimated market value of $10,347,997.

    Sale prices for lots in Mount Sinai, NY start at $299,998, averaging $2,069,599, 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 property segments ranked by active listings on the market

    Commercial land 14
    Residential land & home lots 3
    Industrial land 1
    Waterfront Land 1

    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 average listing prices of real estate assets

    Neighborhood Average Price
    11766 $462K

    Listings Trend

    New vs delisted commercial listings in Suffolk County

    New Delisted

    Total CRE Inventory on Market (SF)

    Need Help?

    Reach out if you need assistance with Realmo tools or have questions about your listings

    Contact Us

    Browse Land for Sale Near Mount Sinai, NY

    Popular Searches in Mount Sinai, NY

    Popular Categories

    Most Searched ZIP Codes in Mount Sinai, NY

    • 11766

    Select Neighborhood

    Google sign-in failed. Please try again or use another login method.
    Sign Up Successful!
    You now have access to more from Realmo!