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$1,699,000

  • For Sale
  • Active
  • Single Family
  • 4 Beds
  • 3 Full Baths
  • 3,248 Sq. Ft.
  • 2 Car Garage
  • Updated 8 days ago
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Quiet, Private, Set on 1.87 Acre Flag Lot. Beautifully Maintained Immaculate Two Story Traditional of 2,600+- sq.ft. Four Bedrooms, Three Bathrooms., First Floor Features Living Room with Masonry fireplace, & oak floors. Formal Dining, Corian Kitchen with Stainless Appliances which opens Skylit Great Room, 1 Bath all on 1st Floor. Second Floor Features Vaulted Ceiling Primary Bedroom with private in suite bathroom and Masonry Fireplace, Walk in Closet + additional closets. 3 Additional Bedrooms, and one Full Bath. Full basement with high ceilings. Two car attached garage. Lovely Sundeck for entertaining with Tiki Bar. Loads of room for pool. Beautifully landscaped and very private. Sprinkler system. Schedule your private showing.

Full Property Details for 21 Bay Ave W

General

  • Price: $1,699,000
  • Taxes: $10,064
  • Status: Active
  • Type: Single Family
  • Source: Long_Island
  • MLS ID: 1034640
  • Updated: 8/19/2026
  • Added to Site: 8 day(s) ago

Interior

  • Number of Rooms: 8
  • Interior Features: First Floor Full Bath, Central Vacuum, Eat-in Kitchen, Formal Dining, His and Hers Closets, Open Kitchen, Primary Bathroom, Recessed Lighting, Stone Counters, Walk-In Closet(s), Washer/Dryer Hookup
  • Fireplace: Yes
  • Number of Fireplaces: 2
  • Fireplace(s): Bedroom, Living Room
  • Appliances: Dryer, Gas Cooktop, Microwave, Oven, Refrigerator, Stainless Steel Appliance(s), Washer, Oil Water Heater
  • Laundry Facilities: Yes

Rooms

Bathrooms

  • Total Bathrooms: 3
  • Full Bathrooms: 3

Bedrooms

  • Total Bedrooms: 4

Other Rooms

  • Laundry: In Basement

Exterior

  • Exterior Features: Rain Gutters

Parking

  • Garage: Yes
  • Garage Spaces: 2
  • Total Spaces: 2
  • Parking Features: Driveway, Garage

Location

  • County: Suffolk County
  • Driving Directions: Montauk Hwy.., South on Springville Road, East on Bay Ave to #21 flag lot

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

Heating & Cooling

  • Central air: Yes
  • Cooling Type: Central Air
  • Heating Type: Hot Air, Oil
  • Heating Zones: 1

Utilities

  • Sewer: Cesspool
  • Water: Public
  • Utility Description: Cable Connected, Electricity Connected, Propane

Structural Information

  • Architectural Style: Traditional
  • Detached/Attached: Detached
  • Construction: Frame, HardiPlank Type, Vinyl Siding
  • Basement: Yes
  • Basement Desc.: Full Basement
  • Windows: Casement, Double Pane Windows
  • Building Size: 3248
  • Square Feet: 3,248
  • Sq. Ft. Source: Public Records
  • Year Built: 1977

Additional Structures

  • Other Structures: Shed(s)

Lot Features

  • Lot Size (Acres): 1.9
  • Lot Size (Sq. Ft.): 82,764
  • Lot Features: Part Wooded, Private, Sprinklers In Front, Sprinklers In Rear

Financial Considerations

  • Tax Amount: $10,064

Disclosures and Reports

  • Special Conditions: None
  • Property ID: 0900-261-00-05-00-040-000
  • Block: 5
  • Lot Number: 40

Listed by South Fork Realty

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Listing agents

— 21 Bay Ave W —

  • South Fork Realty

  • South Fork Realty

631-728-6565

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NMLS#: 1598647

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Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

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Schools serving 21 Bay Ave W

School District:Hampton Bays Union Free School District
NameGradesDistance
Hampton Bays Elementary School
72 Ponquogue Avenue, Hampton Bays, NY 11946
K-40.4 mi
Hampton Bays Middle School
70 Ponquogue Avenue, Hampton Bays, NY 11946
5-80.4 mi
Hampton Bays Secondary School
88 Argonne Road East, Hampton Bays, NY 11946
9-121 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 21 Bay Ave W Get Price Alerts and Save Property

Date
Details
Price
Change
Source
8/19/2026
Listed
$1,699,000
277.56%
MLS
11/09/2001
Sold
$450,000
—
Public Record
Get Price Alerts and Save Property
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 for 21 Bay Ave W

Year
Property Taxes
Change
Tax Assessment
Change
2020
$7,541
-13%
$602,500
—
2016
$8,694
17%
$603,200
—
2020
$7,425
8%
$603,200
13%
2018
$6,851
-2%
$531,800
—
2017
$6,976
-2%
$531,800
—
2016
$7,107
-1%
$531,800
—
2015
$7,155
-3%
$531,800
—
2015
$7,395
-7%
$531,800
-8%
2014
$7,993
-6%
$579,200
-2%
2013
$8,482
—
$590,000
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

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*These costs are estimates, and the interest rates assume exceptional credit standing.

Listed by South Fork Realty

21 Bay Avenue W, Hampton Bays, NY 11946 (MLS# 1034640) is a Single Family property with 4 bedrooms and 3 full bathrooms. 21 Bay Avenue W is currently listed for $1,699,000 and was received on August 19, 2026. Want to learn more about 21 Bay Avenue W? 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.

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