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$2,399,900
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Property Description
Experience the best of the East End from this waterfront retreat in Hampton Bays' exclusive Old Harbor Colony. Set on a quiet street with beautiful water views, 20 Oak Lane offers a rare blend of space, light, and true boating lifestyle-just minutes to ocean beaches, waterfront dining, and everything the Hamptons have to offer. With over 4,200 square feet of interior living space plus a two-car garage, five bedrooms (including two primary suites), four full baths, and one half bath, this home is designed for relaxed coastal living and effortless entertaining. Step outside to your private backyard oasis featuring a recently relined pool (2024), expansive deck, and a 120-foot composite bulkhead-offering exceptional dockage capacity for multiple boats or larger vessels, with easy access to the bay and ocean. Inside, cathedral ceilings and natural light define the main living spaces. The spacious kitchen offers abundant cabinetry, generous island prep space, a stove plus two wall ovens, and direct access to the deck and pool. Adjacent, the butler's pantry provides additional cabinetry, counter space, plus a refrigerator, a sink, and convenient access to the laundry room and attached two-car garage. Multiple gathering areas-including a family room with gas fireplace, a living room with wood-burning fireplace, and a sunroom with a door out to the deck and pool-create an ideal flow for both everyday living and entertaining. Upstairs, a primary suite offers a private, elevated retreat with its own living area, mini-kitchen, walk-in closet, large ensuite bath, and a deck overlooking the water. The layout also includes a main-level bedroom and full bath, along with another spacious primary suite. A large recreation room provides additional space for relaxing, games, or media. Two additional bedrooms with cathedral ceilings and a shared Jack-and-Jill bath complete the upper level. Whether you're spending the day at Ponquogue Beach, boating from your backyard, or enjoying summer evenings by the pool, this is Hamptons living with space, comfort, and exceptional waterfront access-without compromise.
Full Property Details
Full Property Details for 20 Oak Ln
General
- Price: $2,399,900
- HOA FEE: $83/month
- HOA FEE FREQ.: Annually
- Taxes: $20,534
- Status: Active
- Type: Single Family
- Source: Long_Island
- MLS ID: 847747
- Updated: 4/2/2026
- Added to Site: 365 day(s) ago
Interior
- Number of Rooms: 11
- Interior Features: First Floor Bedroom, First Floor Full Bath, Cathedral Ceiling(s), Eat-in Kitchen, Entrance Foyer, Formal Dining, Kitchen Island, Primary Bathroom, Walk-In Closet(s)
- Fireplace: Yes
- Number of Fireplaces: 3
- Appliances: Dishwasher, Dryer, Range, Refrigerator, Washer
- Laundry Facilities: Yes
- Flooring: Tile, Wood
Rooms
Bathrooms
- Total Bathrooms: 5
- Full Bathrooms: 4
- Half Bathrooms: 1
Bedrooms
- Total Bedrooms: 5
Other Rooms
- Laundry: Laundry Room
Additional Information
- Pool: Yes
- Private Pool: Yes
Exterior
- Exterior Features: Boat Slip, Dock
- Porch/Patio/Deck: Deck, Patio, Porch
Parking
- Garage: Yes
- Garage Spaces: 2
- Parking Features: Attached, Driveway, Garage
Location
- County: Suffolk County
School Information
- High School District: Hampton Bays
- Elementary School: Hampton Bays Elementary School
- Middle School: Hampton Bays Middle School
- High School: Hampton Bays High School
Community
- Association: Yes
Heating & Cooling
- Central air: Yes
- Cooling Type: Central Air
- Heating Type: Oil
- Heating Zones: 3
Utilities
- Sewer: Cesspool
- Water: Public
- Utility Description: Electricity Connected
Structural Information
- Architectural Style: Traditional
- Detached/Attached: Detached
- Construction: Frame
- Building Size: 4263
- Square Feet: 4,263
- Sq. Ft. Source: Other
- Year Built: 1978
Lot Features
- Lot Size (Acres): 0.5
- Lot Size (Sq. Ft.): 21,780
Water Features
- Water Front: Yes
- Water Front View: Canal Access, Canal Front, Water Access, Waterfront, Bulkhead
Financial Considerations
- Association Fee: Yes
- Association Fee: $1,000
- Assoc Fee Freq.: Annually
- Tax Amount: $20,534.94
Disclosures and Reports
- Special Conditions: None
- Property ID: 0900-322-00-02-00-018-000
Listed by World Prop Intl Sea to Sky
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Schools
Schools serving 20 Oak Ln
School District:Hampton Bays Union Free School District
| Name | Grades | Distance |
|---|---|---|
Hampton Bays Elementary School 72 Ponquogue Avenue, Hampton Bays, NY 11946 | K-4 | 1.1 mi |
Hampton Bays Middle School 70 Ponquogue Avenue, Hampton Bays, NY 11946 | 5-8 | 1.1 mi |
Hampton Bays Secondary School 88 Argonne Road East, Hampton Bays, NY 11946 | 9-12 | 1.5 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 20 Oak Ln
Date
Details
Price
Change
Source
5/28/2025
Price Reduced
$2,399,900
-4%
MLS
4/16/2025
Listed
$2,499,900
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Tax History
Tax History for 20 Oak Ln
Year
Property Taxes
Change
Tax Assessment
Change
2020
100%
$1,229,400
—
2022
-100%
$1,229,400
—
2016
$10,090
23%
$1,229,400
—
2020
$8,185
—
$1,229,400
7%
2018
$8,157
-2%
$1,153,800
—
2017
$8,345
-4%
$1,153,800
-2%
2016
$8,706
-2%
$1,178,600
-2%
2015
$8,929
-4%
$1,208,600
—
2015
$9,292
-27%
$1,209,100
—
2014
$12,687
5%
$1,209,100
—
2013
$12,092
—
$1,209,200
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 20 Oak Ln
20 Oak Lane, Hampton Bays, NY 11946 (MLS# 847747) is a Single Family property with 5 bedrooms, 4 full bathrooms and 1 partial bathroom. 20 Oak Lane is currently listed for $2,399,900 and was received on April 16, 2025. Want to learn more about 20 Oak Lane? Do you have questions about finding other Single Family real estate for sale in Hampton Bays? You can browse all Hampton Bays real estate or contact a Coldwell Banker agent to request more information.
