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5 Sinclair Street, 
Mastic, NY 11950

$629,999

4

Beds

2

Baths

2,692

Sq Ft

Single Family

Active

Listed by

David Jaramillo

, 

Milton Castro

Bh&G R E Realty Connect

, 

Realty Connect Usa L I Inc

Last updated:

September 28, 2026, 12:21 PM

MLS#

1037238

Source:

OneKey MLS

About This Home

5 Sinclair Street

Welcome to 5 Sinclair Street! This charming and light-filled Colonial, built in 1991, offers over 2,690 sqft of thoughtfully designed living space on a quiet dead-end street. Featuring 4 bedrooms and 2 bathrooms, the home is bright and inviting with vaulted ceilings, skylights, and abundant natural light. The spacious upper level includes a primary suite and separate living quarters with a separate entrance, offering excellent potential for a M/D setup with the proper permits. Enjoy a sweet, fully fenced garden on just under a quarter acre, newer siding, a 30-year roof installed in 2018, and newer ductless AC units on the lower level. A massive attached garage, double-wide driveway, partial basement, and dedicated laundry area provide endless storage and flexibility. A true delight with endless potential, conveniently located near shopping and dining, with the added benefit of low taxes. Don’t miss your chance to own a piece of Long Island charm—schedule your showing today!

Home Facts

Single Family

2 Baths

4 Bedrooms

Built in 1991

Price Summary

629,999

$234 per Sq. Ft.

MLS #:

1037238

Last Updated:

September 28, 2026, 12:21 PM

Added:

1 month(s) ago

Rooms & Interior

Bedrooms

Total Bedrooms:

4

Bathrooms

Total Bathrooms:

2

Full Bathrooms:

2

Interior

Living Area:

2,692 Sq. Ft.

Structure

Structure

Architectural Style:

Colonial

Building Area:

2,692 Sq. Ft.

Year Built:

1991

Lot

Lot Size (Sq. Ft):

10,019

Finances & Disclosures

Finances

Price:

$629,999

Price per Sq. Ft:

$234 per Sq. Ft.

Source:OneKey MLS
Copyright 2026 OneKey MLS. All rights reserved. Listings courtesy of OneKey MLS as distributed by MLS GRID . 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.

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Contact an Agent

Yes, I would like more information. Please use and/or share my information with a Coldwell Banker ® affiliated agent to contact me about my real estate needs. By clicking Contact, 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 Coldwell Banker 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 (BHGRE®, CENTURY 21®, Corcoran®, ERA®, or Sotheby's International Realty®). I acknowledge that I have read and agree to the terms of use and privacy notice.