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    Sag Harbor, NY Land for Sale

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    Southampton, NY Southold, NY Shelter Island, NY
    6 results
    North Haven Vacant Land Opportunity
    $3,795,000
    1.90 Acres

    North Haven Vacant Land Opportunity

    46 Robertson Drive, Sag Harbor, NY 11963

    1.92 acres in Sag Harbor's waterfront community, development potential.

    • 1.92‑acre parcel in a sought‑after Sag Harbor waterfront community with $20M+ estates.
    • Potential to build a substantial compound with a main residence, accessory structure, pool, and tennis court.
    • Conceptual site plan available for a 7,118± SF main house and 1,067± SF accessory structure.
    • Existing livable home allows for immediate occupancy or renovation.
    • Moments from beach access for kayaking, paddleboarding, and harbor enjoyment.
    Updated: Jan 27
    View details
    Sag Harbor Vacant Land
    $1,400,000
    1.14 Acres

    Sag Harbor Vacant Land

    2736 Deerfield Road, Sag Harbor, NY 11963

    1.14 +/- acre vacant land in Sag Harbor, NY.

    • 1.14 +/- acre vacant land in Sag Harbor
    • Located in the private community of Northside Hills
    • Access from Northside Drive
    • Quiet, peaceful, and friendly neighborhood
    • Close to farmstands, golf, marinas, and bay beaches
    Updated: Dec 2, 2025
    View details
    Sag Harbor Vacant Land Opportunity
    $1,695,000
    2.64 Acres

    Sag Harbor Vacant Land Opportunity

    2.64 acre vacant land parcel in Sag Harbor, NY.

    2236 DEERFIELD RD, Sag Harbor, NY 11963
    View details
    Sag Harbor Bay Waterfront Land
    $3,995,000
    0.24 Acres

    Sag Harbor Bay Waterfront Land

    Vacant land with permits for a custom beach house.

    11 Terry Drive, Sag Harbor, NY 11963
    View details
    Waterfront Land Parcel in Sag Harbor
    $1,750,000
    0.37 Acres

    Waterfront Land Parcel in Sag Harbor

    Approved land parcel ready for a custom Hamptons waterfront home.

    4529 Noyac Road, Sag Harbor, NY 11963
    View details
    Secluded Sag Harbor Vacant Land
    $4,950,000
    3.70 Acres

    Secluded Sag Harbor Vacant Land

    3.7 acre parcel overlooking reserve, potential for modern home.

    214 Ferry Road, Sag Harbor, NY 11963
    View details
    Based on your search, we've compiled 23 Potential Opportunities for your consideration. Besides 6 Active listings in Sag Harbor, NY, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 12 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.

    Wainscott Vacant Land: Approved Estate
    $6,900,000
    1.90 Acres

    Wainscott Vacant Land: Approved Estate

    Approved plans for a luxury estate in the Hamptons.

    7 Town Line Road, Wainscott, NY 11975
    View details
    Wainscott Vacant Land South Highway
    $1,750,000
    1.00 Acre

    Wainscott Vacant Land South Highway

    One-acre building lot in Wainscott, close to beaches.

    11 Oakwood Court, Wainscott, NY 11975
    View details
    Shelter Island Waterfront Land Opportunity
    $6,999,000
    6.00 Acres

    Shelter Island Waterfront Land Opportunity

    Rare 6-acre waterfront property with approved architectural plans.

    3a/3b Pandion Rd, Shelter Island, NY 11964
    View details
    Dering Harbor Estate Parcel
    $2,895,000
    8.00 Acres

    Dering Harbor Estate Parcel

    Majestic 8.2-acre estate parcel in exclusive Dering Harbor.

    Shelter Island, NY 11964
    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 Sag Harbor, NY

    Consider similar Off-Market properties in Sag Harbor, 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.

    11 Washington St

    11 Washington St

    VACANT COMMERCIAL LAND • 0.15 Acres
    Value Estimation by Request
    11 Washington St, Sag Harbor, NY 11963-4437
    View details
    5 Fry Rd

    5 Fry Rd

    VACANT COMMERCIAL LAND • 1.25 Acres
    Value Estimation by Request
    5 Fry Rd, Sag Harbor, NY 11963-1331
    View details
    22 Division St

    22 Division St

    VACANT COMMERCIAL LAND • 0.01 Acres
    Value Estimation by Request
    22 Division St, Sag Harbor, NY 11963
    View details
    41 Water St

    41 Water St

    VACANT COMMERCIAL LAND • 2.56 Acres
    Value Estimation by Request
    41 Water St, Sag Harbor, NY 11963-4458
    View details
    58 Mdw St

    58 Mdw St

    VACANT COMMERCIAL LAND • 0.02 Acres
    Value Estimation by Request
    58 Mdw St, Sag Harbor, NY 11963-3027
    View details
    80 Clay Pit Rd

    80 Clay Pit Rd

    Land • 1.77 Acres
    Value Estimation by Request
    80 Clay Pit Rd, Sag Harbor, NY 11963
    View details
    585 Middle Line Hwy

    585 Middle Line Hwy

    MINING, MINERAL, QUARRIES • 2,400 SF
    Value Estimation by Request
    585 Middle Line Hwy, Sag Harbor, NY 11963
    View details
    18 Division St

    18 Division St

    VACANT COMMERCIAL LAND • 0.07 Acres
    Value Estimation by Request
    18 Division St, Sag Harbor, NY 11963
    View details
    30 Division St

    30 Division St

    VACANT COMMERCIAL LAND • 0.01 Acres
    Value Estimation by Request
    30 Division St, Sag Harbor, NY 11963
    View details
    20 Division St

    20 Division St

    VACANT COMMERCIAL LAND • 0.01 Acres
    Value Estimation by Request
    20 Division St, Sag Harbor, NY 11963
    View details
    26 Division St

    26 Division St

    VACANT COMMERCIAL LAND • 0.01 Acres
    Value Estimation by Request
    26 Division St, Sag Harbor, NY 11963
    View details
    12 Division St

    12 Division St

    VACANT COMMERCIAL LAND • 0.15 Acres
    Value Estimation by Request
    12 Division St, Sag Harbor, NY 11963
    View details

    Sag Harbor, NY Land Investment Opportunities Market Analysis

    Explore 18 land for sale in Sag Harbor, NY, showcased through 6 active listings on our real estate platform. These investment opportunities span a total of 0 square feet of properties for sale, with an estimated market value of $17,585,000.

    Sale prices for lots in Sag Harbor, NY start at $1,400,000, averaging $2,930,833, and reaching up to $4,950,000 — 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

    Residential land & home lots 5

    Demographics Overview

    Population 8,114
    Population Growth (5Y) +9.2%
    Median Household Income $126,513
    College Educated 83.5%

    High-Yield Neighborhoods for Strategic Investment

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

    Neighborhood Average Price
    11963 $3.2M

    Taxes & Financing

    Tax Rate (average for all types) 0.95%
    Property Tax per SF $8.84 per sq ft
    Tax Rate vs County Average 0.02 pp below county avg
    Average Loan-to-Value 65.0%

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