27 Ontario Street Ocean Bay Park, NY $ 3,099,000
27 Ontario Street
$ 3,099,000
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27 Ontario Street

Ocean Bay Park, NY, 11770
$ 3,099,000
Bedrooms4 Baths2.0 Sq 1,644

Monthly Estimate*

$ 19,567

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Single Family Home for sale in Ocean Bay Park, NY

for $3,099,000 with 4 bedrooms and 2 full baths. This 1,644 square foot home was built in 1970 on a lot size of 0.23.

Classic Fire Island charm meets endless potential in this spacious 4-bedroom, 2-bath beach cottage in the heart of Ocean Bay Park. Set on an oversized 100x100 lot and just moments from the ocean, this home offers the kind of easy coastal living that makes summers here so special — with plenty of room for a pool. Designed with a unique and functional layout, the home features two bedrooms and a full bath on one wing, while the opposite side offers two additional bedrooms and another full bath — all centered around a bright, open living space. A sunken living room adds character and creates a natural gathering spot, flowing into the kitchen and dining area for relaxed entertaining. With both front and back decks, there’s plenty of room to enjoy sunny afternoons, outdoor dining, and cool summer nights. Full of classic beach house charm, this is a rare opportunity to own a timeless Fire Island cottage on an oversized property, ready to be enjoyed as-is or reimagined over time.

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Single Family Active

Price

$ 3,099,000

Bedrooms

4

Full Bath

2

Property Type

Single Family

Taxes

$ 3,473

Style

Bungalow

Lot Size

0.23

Year Built

1970

Town/City

Ocean Bay Park

County/Region

Suffolk

MLS | Web ID

1021137

Features
Interior
Interior Amenities First Floor Bedroom First Floor Full Bath Beamed Ceilings Breakfast Bar Eat-in Kitchen High Ceilings
Basement (Y/N) N
Half Baths 0
Total Bedrooms 4
Total Baths 2
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General
Sewer Cesspool
Heating Other
Cooling Ductless
Utilities Cable Connected Electricity Connected
Appliances Convection Oven Cooktop
Architectural Style Bungalow
Construction Materials Wood Siding
Year Built 1970
Property Subtype Single Family Residence
Tax Year 2025
Parcel Number 0200-985-70-05-00-016-000
County Suffolk County
Property Type Residential
HOA N
Garage Y/N N
Total Rooms 5
Full Baths 2
High School Islip High School
City Brookhaven
Senior Community Y/N N
High School District Islip
Carport Y/N N
Elementary School Woodhull School
Property Attached Y/N N
Tax Annual Amount 3473
Middle/Junior High School Islip Middle School
Building Area Units Square Feet
Standard Status Active
Middle/Junior School District Islip
Elementary School District Fire Island
Tax Assessed Value 1900
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Exterior
Parking Features None None
Water Source Public
Building Area Total 1644
Waterfront Y/N N
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Internal Only
Street Number 1 27
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* Excluded Features
List By
Joan Woletsky

Listing Agent

The Agency Northshore Ny

Broker

631-870-0753

Contact

Affordability Calculator

$19,857
Per Month
99%
1%
0%
Monthly Principal & Interest
$19,567
Monthly Property Taxes
$289
Monthly Home Insurance
--
Default based on a 30-year fixed rate of 6.49% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
5169284 Elementary School
4101461 Middle School
Islip High School High School
Pricing History
DatePricePrice ChangeDescription
7/2/2026$3,099,000 Listed Price

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27 Ontario Street, Ocean Bay Park, NY, 11770 is a Single Family Home for sale at $3,099,000 with 1,644 sqft and a lot size of 0.23. 27 Ontario Street has 4 bedrooms, 2.0 baths, and was built in 1970. The property's zip code is 11770 which is in Ocean Bay Park, NY