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MLS ID KEY1032587Last updated Oct 24, 2026

Single Family

172 Bay Avenue

Active · Southampton · Suffolk County, NY 11946

Bedrooms
3 Beds
Bathrooms
2 Baths
Year built
1991
Est. monthly taxes
$806.17
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About this home

Nestled in one of Hampton Bays' most coveted bayfront neighborhoods, this charming 3-bedroom, 2-bath beach house offers a rare opportunity to enjoy the Hamptons coastal lifestyle today while creating even greater value for tomorrow. Set on an expansive 0.67-acre parcel just moments from the shoreline, the property is surrounded by waterfront homes and enjoys effortless access to the bay, nearby beaches, boating, and waterfront dining. The existing home is warm, welcoming, and perfectly suited for immediate enjoyment as a summer getaway or year-round residence, while the oversized lot offers exceptional potential to expand, add a pool, or build a custom Hamptons retreat. Whether you're looking for a beach house to enjoy now or a property with endless possibilities for the future, this is a rare offering in one of Hampton Bays' most desirable seaside locations.

Listing snapshot

Days on site
59 days
Listed on MLS
Jul 30, 2026
Full baths
2
Half baths
0
Annual property tax (MLS)
$9,674
Tax year
2025
Area source (MLS)
Public Records
Listing brokerage
Corcoran
MLS ID
KEY1032587
Last updated
Oct 24, 2026

General features

Property type
Single Family
Property subtype
Single Family Residence
Year built
1991
Garage
Yes
Garage spaces
2
Parking
Driveway
Water source
Well
Sewer
Septic Tank
Utilities
Electricity Connected

Interior features

Heating
Oil
Cooling
None
Interior
First Floor Bedroom
Appliances
Dishwasher

Exterior features

Architectural style
Ranch
Construction materials
Cedar
Private pool
No

Schools (MLS)

Elementary school
Hampton Bays Elementary School
Elementary school district
Hampton Bays
Middle school
Hampton Bays Middle School
Middle school district
Hampton Bays
High school
Hampton Bays High School
High school district
Hampton Bays

School information is provided by the MLS. Confirm attendance eligibility with the school district.

Recent activity

  1. Listing updated from MLS
  2. Price changed to $1,395,000
  3. First seen on this site
  4. MLS status changed

Location

Southampton · Suffolk County, NY 11946Show interactive map
172 Bay Avenue

Southampton · Suffolk County, NY 11946

Google Maps directions

Estimate monthly payment

Loan detailsFixed-rate, fully amortizing loan. Edit the assumptions below; no market rate is supplied.
Property expenses (USD)
MLS amounts are prefilled when available and can be edited. Confirm what fees include. Unknown fee frequencies cannot be converted automatically.Property expenses: MLS values where available; missing values stay blank.

Estimated monthly principal & interest—

Monthly property taxNot provided

Monthly association / maintenance feesNot provided

Estimated monthly total of entered costs—

Excludes insurance, mortgage insurance, special assessments and lender fees. MLS taxes may reflect abatements or exemptions and can change.

Listing data is supplied by the MLS and may change without notice.