40 Deforest Avenue, West Islip, NY 11795

Local realty services provided by:Better Homes and Gardens Real Estate Dream Properties
40 Deforest Avenue,West Islip, NY 11795
$748,000
  • 4 Beds
  • 3 Baths
  • 2,062 sq. ft.
  • Single family
  • Active
Upcoming open houses
  • Sat, Jun 13
    11:30 am - 01:00 pm
Listed by: john j. mackin, richard d. bocchieri e-pro gri abr
Office: netter real estate inc
MLS#:992509
Source:OneKey MLS

Price summary

  • Price:$748,000
  • Price per sq. ft.:$296.35

About this home

Discover this wide line Expanded Ranch nestled on a dead-end street south of Montauk Highway in desirable West Islip hamlet. This spacious 2,064 Sq. Ft. of living space home boasts 4 bedrooms and 3 full baths set on a 0.29-acre lot, equipped with in-ground sprinklers and a 5-zone heating system, alongside a split air conditioning system for year-round comfort. Step inside to find stunning cherrywood hardwood floors, enhanced by recessed lighting and ceiling fans for comfort and style. The oversized living room and dining room create the perfect setting for gatherings. This home offers a full unfinished basement and crawl space. For car enthusiasts, the oversized 2 car detached garage comes equipped with an automobile lift. With a 200-amp service, this home combines vintage appeal built in 1923 with modern conveniences.

Contact an agent

contact an agent

Yes, I would like more information. Please use and/or share my information with a BHGRE®  affiliated agent to contact me about my real estate needs. By clicking Send message, I request to be contacted by phone or text message and consent to being contacted by automated means. I understand that my consent to receive calls or texts is not a condition of purchasing any property, goods, or services. Alternatively, I understand that I can access real estate services by email or I can contact the agent myself.

If a BHGRE®  affiliated agent is not available in the area where I need assistance, I agree to be contacted by a real estate agent affiliated with another brand owned or licensed by Anywhere Real Estate (CENTURY 21® , Coldwell Banker® , Corcoran® , ERA® , Sotheby's International Realty® ).
 I acknowledge that I have read and agree to theTerms of useandPrivacy notice

Home facts

  • Year built:1923
  • Listing ID #:992509
  • Added:3 day(s) ago
  • Updated:June 08, 2026 at 06:42 PM

Rooms and interior

  • Bedrooms:4
  • Total bathrooms:3
  • Full bathrooms:3
  • Rooms Total:10
  • Flooring:Hardwood
  • Dining Description:Formal Dining
  • Kitchen Description:Cooktop, Dishwasher, Freezer, Kitchen Island, Microwave, Oven, Range, Refrigerator, Stainless Steel Appliance(s), Walk Through Kitchen, Water Purifier Owned
  • Bedroom Description:First Floor Bedroom
  • Basement:Yes
  • Basement Description:Crawl Space, Full, Unfinished
  • Living area:2,062 sq. ft.

Heating and cooling

  • Cooling:Central Air
  • Heating:Baseboard, Hot Water, Natural Gas
  • Central air:Yes

Structure and exterior

  • Year built:1923
  • Building area:2,062 sq. ft.
  • Lot area:0.29 Acres
  • Lot Features:Cleared, Level, Private, Secluded
  • Architectural Style:Exp Ranch
  • Construction Materials:Vinyl Siding
  • Levels:2 Story

Schools

  • High school:West Islip Senior High School
  • Middle school:Beach Street Middle School
  • Elementary school:Paul J Bellew Elementary School

Utilities

  • Water:Public
  • Sewer:Public Sewer

Finances and disclosures

  • Price:$748,000
  • Price per sq. ft.:$296.35
  • Tax amount:$15,973 (2026)

Features and amenities

  • Appliances:Cooktop, Dishwasher, Dryer, Freezer, Microwave, Oven, Refrigerator, Stainless Steel Appliance(s), Washer, Water Purifier Owned
  • Laundry features:Dryer, Washer, Washer/Dryer Hookup
  • Amenities:High Ceilings, High Speed Internet, Storage

Parking

  • Total parking spaces:11
  • Parking description:Detached, Driveway, Garage, Heated Garage, Private
  • Garage:Yes
  • Garage spaces:2
Copyright 2026 OneKey MLS. All rights reserved. Listings courtesy of OneKey MLS as distributed by MLS GRID <lastMLSCheckTimestamp>. OneKey MLS provides content displayed here (“provided content”) on an “as is” basis and makes no representations or warranties regarding the provided content, including, but not limited to those of non-infringement, timeliness, accuracy, or completeness. Individuals and companies using information presented are responsible for verification and validation of information they utilize and present to their customers and clients. OneKey MLS will not be liable for any damage or loss resulting from use of the provided content or the products available through Portals, IDX, VOW, and/or Syndication. Recipients of this information shall not resell, redistribute, reproduce, modify, or otherwise copy any portion thereof without the expressed written consent of OneKey MLS.