This exceptional columned Colonial is located in the coveted Bayberry neighborhood, just a short distance from Bayberry Tennis Club and the beach. Flawless in presentation and condition, this home stands out for its refined design, top-quality updates, and unparalleled attention to detail.
The granite kitchen features quality stainless steel appliances (2–3 years old), while the bathrooms have been thoughtfully renovated with high-end, sophisticated finishes. Every space reflects an exacting standard of care and craftsmanship rarely found on the market.
The exterior is just as striking, with a bluestone front porch and patio ideal for entertaining or quiet evenings by the fire pit. A fireplace adds charm and warmth indoors, with the flexibility to be wood-burning, gas, or electric.
Major recent upgrades include a brand-new roof (2025), new HVAC system (2025), professional landscape design, and a whole-house water filtration system with reverse osmosis for drinking water.
This is not just a home—it’s a rare opportunity to own a truly immaculate property in one of the area's most desirable and established communities.
For sale
$1,299,500
15 Cedar Avenue Extension, Islip, NY 11751
4beds
2,598sqft
Single Family Residence, Residential
Built in 2000
0.49 Acres Lot
$-- Zestimate®
$500/sqft
$-- HOA
What's special
Brand-new roofHigh-end sophisticated finishesColumned colonialFire pitStainless steel appliancesNew hvac systemRefined design
- 9 hours
- on Zillow |
- 931 |
- 30 |
Zillow last checked: 7 hours ago
Listing updated: 15 hours ago
Listing by:
Netter Real Estate Inc 631-661-5100,
Irene D. Lockel CBR 516-410-5944,
Kristine Rudner 631-661-5100,
Netter Real Estate Inc
Source: OneKey® MLS,MLS#: 899243

Travel times
Tour with a buyer's agent
Tour with a buyer's agent
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 4
- Bathrooms: 3
- Full bathrooms: 2
- 1/2 bathrooms: 1
Primary bedroom
- Description: Primary En Suite
- Level: Second
Bedroom 1
- Level: Second
Bedroom 2
- Level: Second
Bedroom 3
- Level: Second
Bathroom 1
- Description: Powder Room
- Level: First
Bathroom 4
- Description: Full Bath
- Level: Second
Other
- Description: Center Hall
- Level: First
Bonus room
- Description: Mud Room
- Level: First
Den
- Level: First
Dining room
- Level: First
Kitchen
- Level: First
Living room
- Level: First
Heating
- Baseboard, Hot Water
Cooling
- Central Air
Appliances
- Included: Convection Oven, Dishwasher, Disposal, Dryer, Electric Cooktop, ENERGY STAR Qualified Appliances, Microwave, Range, Refrigerator, Washer, Gas Water Heater, Water Purifier Owned
Features
- Cathedral Ceiling(s), Eat-in Kitchen, Entrance Foyer, Formal Dining, Granite Counters, Kitchen Island, Marble Counters, Open Kitchen, Pantry, Primary Bathroom, Sound System, Speakers
- Flooring: Hardwood, Tile, Wood
- Windows: Insulated Windows, Screens, Skylight(s)
- Basement: Crawl Space,Partial,Unfinished
- Attic: Scuttle,Unfinished
- Number of fireplaces: 1
- Fireplace features: Electric, Gas, Wood Burning
Interior area
- Total structure area: 2,598
- Total interior livable area: 2,598 sqft
Property
Parking
- Total spaces: 2
- Parking features: Attached, Driveway, Garage Door Opener, Private
- Garage spaces: 2
- Has uncovered spaces: Yes
Features
- Levels: Two
- Patio & porch: Patio
- Exterior features: Mailbox, Speakers
- Fencing: Fenced
Lot
- Size: 0.49 Acres
- Dimensions: .5 Acre
- Features: Back Yard, Corner Lot, Landscaped, Level, Private, Sprinklers In Front, Sprinklers In Rear
Details
- Parcel number: 0500444000200019001
- Special conditions: None
- Other equipment: Dehumidifier
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Colonial
- Property subtype: Single Family Residence, Residential
Materials
- Vinyl Siding
Condition
- Actual
- Year built: 2000
Utilities & green energy
- Sewer: Public Sewer
- Water: Public
- Utilities for property: Electricity Connected, Natural Gas Connected, Trash Collection Public
Community & HOA
Community
- Security: Security System
- Subdivision: S. Of Montauk
HOA
- Has HOA: No
Location
- Region: Islip
Financial & listing details
- Price per square foot: $500/sqft
- Tax assessed value: $64,200
- Annual tax amount: $21,937
- Date on market: 8/11/2025
- Listing agreement: Exclusive Right To Sell
- Electric utility on property: Yes
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