Suffolk County, NY Waterfront Land for sale

Updated: Jul 3

Waterfront Commercial Development Site

48-52 Browns River Road, Sayville, NY 11782

$935,000

0.38 AC lot

0.38‑acre waterfront commercial parcel
16,000+ square foot waterfront development site
BUS1 zoning with public water service
26 parking spaces and a private driveway
Two blocks from the Sayville Ferry Service

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Updated: May 7

Waterfront Land in Southampton, NY

115 Heady Creek Lane, Southampton, NY 11968

$7,995,000

3,800 sqft 2.36 AC lot

2.36‑acre private estate with 420 feet of direct water frontage on Heady Creek.
Rare opportunity to design and build a dream residence in Southampton's prestigious estate section.
Secluded location down a long, private drive.
Includes a 3,800 square foot, circa 1960s two‑story summer cottage, renovated in 1997.
Features a 20' x 52' waterside pool.

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Waterfront Land With Beach Access

1890 Lands End Road, Orient Point, NY 11957

$1,899,999

1.37 AC lot

R-40-zoned parcel offers direct beach access beside protected Suffolk County parkland.

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Waterfront Land with Private Dock

35 Shore Rd, Amityville, NY 11701

$799,000

2,980 sqft 0.17 AC lot

Build-ready waterfront parcel with approved plans, 40 feet of frontage, and a private dock with boat slips.

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Commercial Waterfront Land

1011-1021 W Main Street, Riverhead, NY 11901

$400,000

1.50 AC lot

Riverfront acreage with commercial zoning and access to the Peconic River, near downtown Riverhead and the Tanger Outlets.

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Waterfront Community Homebuilding Lot

31 Sunset Drive, Sag Harbor, NY 11963

$2,495,000

0.23 AC lot

Vacant lot in Bay Point with board of health approvals and plans for a traditional home.

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Full-Service Marina with Boat Slips

215 Atlantic Avenue, East Moriches, NY 11940

$7,399,999

7.55 AC lot

Waterfront marina with direct boating access, fuel sales, marine services, restaurant space, offices, and customer storage.

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Waterfront Land with Private Dock

35 Shore Rd, Babylon, NY 11702

$799,000

2,980 sqft

Build a waterfront residence on 40 feet of frontage with a private dock featuring three boat slips and ramp.

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Waterfront Land in Northport Village

229 Woodbine Avenue, Northport, NY 11768

$1,950,000

0.66 AC lot

Exceptional harbor front property to build your dream home.

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Waterfront Land with Private Dock

35 Shore Road, Amityville, NY 11701

$799,000

0.17 AC lot

Canal-front parcel with approved residential plans, connected utilities, and access to three boat slips.

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Waterfront Estate Parcel with Residence

160 Sound Drive, Greenport, NY 11944

$5,695,000

4,500 sqft 2.00 AC lot

Nearly 2 acres of waterfront land with a 4,500 sq. ft. residence featuring private dockside frontage and multiple outdoor entertaining areas.

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Waterfront Land with Beach Frontage

1 Bayside Avenue, East Quogue, NY 11942

$1,899,999

0.45 AC lot

For-sale waterfront parcel with combined water and beach frontage and permitted floating dock access.

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Waterfront Land on Peconic River

37 Corwell Avenue, Riverhead, NY 11901

$699,000

0.90 AC lot

Riverfront parcel with dockside utilities, public water, and street access.

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Waterfront Land Parcel with River Access

34 Old Neck Road S, Center Moriches, NY 11934

$2,250,000

2,450 sqft 4.00 AC lot

Four-acre waterfront parcel reached via private tree-lined approach, with a residence and direct path to the Forge River.

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Waterfront Restaurant with Event Space

5 Inlet Rd W, Southampton, NY 11968

$8,250,000

5,699 sqft 0.24 AC lot

Two-story hospitality property with a full-service bar, take-out counter, kitchen, and outdoor patios.

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Waterfront Homebuilding Lot

23 Mallard Drive, Lloyd Neck, NY 11743

$1,750,000

2.50 AC lot

2.5-acre waterfront lot with previously approved plans and access to a private beach with dues.

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Waterfront Residential Property with Deck

445 Glen Court, Cutchogue, NY 11935

$5,925,000

4,200 sqft

Perched on a 55-foot bluff above Long Island Sound with private stairs to the beach and an elevated rooftop deck.

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Oceanfront Land

71A Dune Road, East Quogue, NY 11942

$6,995,000

1.25 AC lot

Vacant oceanfront lot with ocean access, septic needed, and direct sand beach frontage.

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Waterfront Land with Private Dock

26 Oak Lane, Hampton Bays, NY 11946

$2,625,000

3,200 sqft

Direct waterfront access with a private bulkhead and deep-water dock for large vessels.

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Bayfront Residential Land Parcel

West Hampton, NY 11977

$5,000,000

1.53 AC lot

Bayfront parcel with 150 feet of waterfront and newly installed bulkhead, dock, and pier for direct boating access.

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Waterfront Development Land

61 S Bay Ave, Eastport, NY 11941

$1,499,000

75,794 sqft

Buildable 1.70-acre parcel with bay frontage and panoramic water views.

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Waterfront Land in Mount Sinai

225 Shore Road, Mount Sinai, NY 11766

$649,999

1.10 AC lot

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

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Waterfront Marina Land with Deep Dock

32 Quogo Neck Lane, Quogue, NY 11959

$11,950,000

7,023 sqft

Private dockage provides direct bay access with a deep water dock and waterfront views.

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Approved Waterfront Land

910 Flanders Road, Flanders, NY 11901

$550,000

0.93 AC lot

Waterfront parcel with approved plans and entitlements for a custom residential build.

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Suffolk County, NY Waterfront Land Market Trends and Statistics

Explore 100 waterfront land for sale in Suffolk County, NY, showcased through 100 active listings on our real estate platform. These investment opportunities span a total of 9,810,209 square feet of properties for sale, with an estimated market value of $328,903,884.

Sale prices for water rights properties in Suffolk County, NY start at $190,000, averaging $3,426,082, and reaching up to $28,000,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

Featured Suffolk County Real Estate Agencies

Realmo connects you with licensed Suffolk County CRE brokers providing property specifications, local market pricing, and commercial transaction underwriting support.

Realty Connect USA

35 Arkay Dr Hauppauge, NY 11788

Phone: 16318815160

www.realtyconnectusa.com

JMRENY

52 Broadway, Suite 1 Greenlawn, NY 11740

Phone: 15166547355

www.jmreny.com

Eric G. Ramsay Jr. Associate LLC

236 West Main St Bayshore, NY 11706

Phone: 16316651500