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3 Barnsley Crescent, Mount Sinai NY 11766
3 Barnsley Crescent, Mount Sinai NY 11766
New York>Suffolk County>Mount Sinai

3 Barnsley CrescentMount Sinai, NY 11766

For Sale

$689,000

Smart Buyer Rebate $4,725

Welcome to this beautifully maintained four-bedroom, three-bathroom ranch offering comfortable one-level living with a spacious, open floor plan. Gleaming hardwood floors flow throughout the main living areas, creating a warm and inviting atmosphere. 4 skylights bring an abundance of natural light throughout the home. The well-appointed bright and cheerful kitchen features granite countertops and plenty of beautiful cherrywood cabinetry, opening seamlessly to the dining and living spaces—perfect for everyday living and entertaining. Enjoy cozy nights around a wood burning fireplace in the Den.

Step outside to a beautiful backyard surrounded by mature landscaping, offering a peaceful and private setting for relaxing, entertaining, taking a swim in the semi-in ground pool, or simply enjoying the outdoors. A large patio offers ample room for furniture and seating.
Additional highlights include a two-car garage, central air conditioning, in ground sprinklers, and generously sized bedrooms. A wonderful opportunity to make this inviting ranch your new home!

Listed by Maria Caifa

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Coldwell Banker American Homes

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631-863-9800

Listed by Bryan J. Karp CBR

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Coldwell Banker American Homes

Last updated September 14, 2026

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Source: OneKey #1047074

Listing Facts

  • TypeSingle-family
  • NeighborhoodMount Sinai
  • Bedrooms4
  • Bathrooms2
  • Days on Prevu2
  • Taxes$12,479.9/year
  • Size2,079 sqft
  • Price per sqft$331

Amenities

  • Dishwasher
  • Washer/Dryer
  • Air Conditioning
  • Parking
  • Swimming Pool

Location

Mortgage Calculator

Listing History

09/13/2026
Listed by Coldwell Banker American Homes
$689,000
  1. 09/13/2026$689,000
    Listed by Coldwell Banker American Homes

Property Details for 3 Barnsley Crescent

Exterior

Construction

  • Year Built: 1976
  • Architectural Style: Ranch
  • Construction Materials: Frame

Features

  • Pool Features: Above Ground
  • Pool Private: Yes

Measurements

  • Building Area Total: 2,079
  • Building Area Units: Square Feet
  • Lot Size Acres: 0.34
  • Lot Size Square Feet: 14,810

Financial

Taxes

  • Parcel Number: 0200-233-00-02-00-025-000
  • Tax Annual Amount: $12,479.90
  • Tax Assessed Value: $2,970.00
  • Tax Year: 2026

Interior

Features

  • Appliances: Dishwasher, Dryer, Electric Oven, Microwave, Refrigerator, Washer
  • Fireplace: Yes
  • Flooring: Hardwood
  • Interior Features: First Floor Bedroom, Eat-in Kitchen, Entrance Foyer, Granite Counters, Open Floorplan

Measurements

  • Living Area: 2,079
  • Living Area Source: Public Records

Rooms

  • Bathrooms Full: 2
  • Bathrooms Total Integer: 2
  • Bedrooms Total: 4
  • Rooms Total: 7

Parking

Parking

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

Schools

Elementary School

  • Elementary School: Mt Sinai Elementary School
  • Elementary School District: Mount Sinai

High School

  • High School: ROBERT M GRABLE JR MOUNT SINAI HIGH SCHOOL
  • High School District: Mount Sinai

Middle or Junior School

  • Middle Or Junior School: Mt Sinai Middle School
  • Middle Or Junior School District: Mount Sinai

Utilities

Equipment

  • Cooling: Central Air
  • Heating: Oil
  • Sewer: Public Sewer
  • Utilities: Electricity Connected
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this single-family home have?

There are 4 bedrooms and 2 bathrooms in this single-family home at 3 Barnsley Crescent.

What schools are nearby to 3 Barnsley Crescent?

Nearby schools include the Mt Sinai Elementary School, Mt Sinai Middle School, and ROBERT M GRABLE JR MOUNT SINAI HIGH SCHOOL.

Does this single-family home have parking?

Yes, there are 2 parking spaces available for 3 Barnsley Crescent.

What are the annual taxes for 3 Barnsley Crescent?

Annual taxes for this single-family home are estimated at $12,479.

How does 3 Barnsley Crescent compare to other single-family homes in Mount Sinai?

This single-family home is listed 28% below the average price for single-family homes in Mount Sinai and has been on the market for 32 less days than the typical home in this area.

What is the square footage on this single-family home?

According to the MLS, this listing is 2,079 sqft.

3 Barnsley Crescent is a 4-bedroom, 2-bath single-family home for sale in Mount Sinai NY 11766. On Prevu for 2 days at $689,000. This home features 2,079 square feet of living space, located in Mount Sinai. The median listing price for single-family homes in this area is $915,000. Nearby schools include Mt Sinai Elementary School, Mt Sinai Middle School, and ROBERT M GRABLE JR MOUNT SINAI HIGH SCHOOL. Property amenities include dishwasher, air conditioning, parking, swimming pool, and washer/dryer. Browse more single-family home listings in Suffolk County.

The data relating to real estate for sale on this website comes in part from the IDX Program of OneKey™ MLS. The source of the displayed data is either the property owner or public record provided by non-governmental third parties. It is believed to be reliable but not guaranteed. This information is provided exclusively for consumers’ personal, non-commercial use. Information Copyright 2026, OneKey™ MLS. All Rights Reserved.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.