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5 Sinclair Street, Mastic NY 11950
5 Sinclair Street, Mastic NY 11950
New York>Suffolk County>Mastic Park

5 Sinclair StreetMastic, NY 11950

For Sale

$629,999

Smart Buyer Rebate $3,250

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!

Listed by David Jaramillo

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BH&G R E Realty Connect

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631-836-1932

Listed by Milton Castro

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BH&G R E Realty Connect

Last updated August 23, 2026

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Source: OneKey #1037238

Listing Facts

  • TypeSingle-family
  • NeighborhoodMastic Park
  • Bedrooms4
  • Bathrooms2
  • Days on Prevu31
  • Taxes$8,456/year
  • Size2,692 sqft
  • Price per sqft$234

Amenities

  • Washer/Dryer
  • Parking

Location

Mortgage Calculator

Listing History

08/15/2026
Status changed to Active
$629,999
08/15/2026
Listed by BH&G R E Realty Connect
$629,999
  1. 08/15/2026$629,999
    Status changed to Active
  2. 08/15/2026$629,999
    Listed by BH&G R E Realty Connect

Property Details for 5 Sinclair Street

Exterior

Construction

  • Year Built: 1991
  • Architectural Style: Colonial
  • Construction Materials: Advanced Framing Technique

Measurements

  • Building Area Total: 2,692
  • Building Area Units: Square Feet
  • Lot Size Acres: 0.23
  • Lot Size Square Feet: 10,019

Financial

Taxes

  • Parcel Number: 0200-823-00-08-00-027-000
  • Tax Annual Amount: $8,456.00
  • Tax Assessed Value: $1,945.00
  • Tax Year: 2025

Interior

Features

  • Appliances: Dryer, Electric Oven, Refrigerator
  • Interior Features: First Floor Bedroom, Eat-in Kitchen, High Ceilings, Primary Bathroom

Measurements

  • Living Area: 2,692

Rooms

  • Basement: Partial
  • Has Basement: Yes
  • Bathrooms Full: 2
  • Bathrooms Total Integer: 2
  • Bedrooms Total: 4
  • Rooms Total: 10

Parking

Parking

  • Garage Spaces: 1
  • Garage: Yes
  • Parking Features: Driveway

Schools

Elementary School

  • Elementary School: William Floyd Elementary School
  • Elementary School District: William Floyd

High School

  • High School: William Floyd High School
  • High School District: William Floyd

Middle or Junior School

  • Middle Or Junior School: William Floyd Middle School
  • Middle Or Junior School District: William Floyd

Utilities

Equipment

  • Cooling: Ductless
  • Heating: Baseboard, Oil
  • Sewer: Cesspool
  • Utilities: Cable Connected, Electricity Connected, Trash Collection Public, Water 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 5 Sinclair Street.

What schools are nearby to 5 Sinclair Street?

Nearby schools include the William Floyd Elementary School, William Floyd Middle School, and William Floyd High School.

Does this single-family home have parking?

Yes, there is 1 parking space available for 5 Sinclair Street.

What are the annual taxes for 5 Sinclair Street?

Annual taxes for this single-family home are estimated at $8,456.

How does 5 Sinclair Street compare to other single-family homes in Mastic Park?

This single-family home is listed 12% above the average price for single-family homes in Mastic Park and has been on the market for 1 more day than the typical home in this area.

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

According to the MLS, this listing is 2,692 sqft.

5 Sinclair Street is a 4-bedroom, 2-bath single-family home for sale in Mastic NY 11950. Available on Prevu for 31 days at $629,999. This residence features 2,692 square feet of living space, located in Mastic Park. The median listing price for single-family homes in this area is $579,000. Nearby schools include William Floyd Elementary School, William Floyd Middle School, and William Floyd High School. Additional amenities include parking 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.