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18 Astor Avenue
18 Astor Avenue
18 Astor Avenue
18 Astor Avenue
18 Astor Avenue
18 Astor Avenue
18 Astor Avenue
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Courtesy of Giordano Realty Corp of LI, Stephanie Giordano CBR Listing Contact: 631-780-7101 
For Sale

18 Astor Avenue

18 Aster Avenue, Holtsville, NY 11742

$685,000
Welcome to 18 Aster Avenue, a spacious four-bedroom, 3 bath Colonial offering an abundance of room, comfort, and versatility in the heart of Holtsville. With a flexible layout and generous living spaces, this home is ideal for extended family, entertaining, or simply enjoying plenty of room to spread out.

The main level features a formal living room and formal dining room, perfect for gatherings and special occasions. The eat-in kitchen provides plenty of space for everyday dining, while the tremendous rear family room/entertainment space offers an inviting area for relaxing, entertaining, movie nights, or quality time with family and friends.

Upstairs, you'll find three bedrooms, including a spacious primary suite with a private en-suite bathroom, along with an additional full bathroom. The versatile floor plan provides excellent flexibility for a growing household or extended-family needs.

A full, unfinished basement offers tremendous storage potential and plenty of room for future possibilities. Outside, enjoy a nice-sized yard with ample space for summer barbecues, outdoor entertaining, gatherings, or simply relaxing and enjoying the outdoors.

Notable updates include a new HVAC system installed in 2026, microwave replaced in 2025, and kitchen appliances including the stove, dishwasher, and refrigerator updated in approximately 2022-2023. The washer and dryer are approximately 2015. The roof and water heater are approximately 23 years old.

Conveniently located close to shopping, transportation, and everyday amenities, this home combines space, versatility, and convenience. A wonderful opportunity to own a generously sized Colonial with exceptional living space, a flexible floor plan, a comfortable outdoor setting, and plenty of potential to make it your own.

8/15/2026 12:00PM - 2:00PM EDT

4
beds

3
baths

2,207 Sq.Ft. LIVING AREA

2,207 Sq.Ft. lot

Stephanie Giordano

Stephanie Giordano

Features & Amenities

Interior

  • total bedrooms4
  • Total bathrooms3
  • full bathrooms2
  • half bathroom1
  • APPLIANCES Convection Oven, Dishwasher, Dryer, Range, Refrigerator, Washer
  • other interior Features First Floor Bedroom

Area & Lot

  • Status For Sale
  • OPEN HOUSE

    8/15/2026 12:00PM - 2:00PM EDT

  • Living Area2,207 Sq.Ft.
  • Lot Area2,207 Sq.Ft.
  • MLS® ID1037793
  • TypeResidential
  • YEAR BUILT1978
  • NeighborhoodSuffolk County
  • Architecture StylesColonial
  • Elementary SchoolWaverly Avenue School
  • Middle SchoolSagamore Middle School
  • High SchoolSachem High School East
  • School DistrictSachem

Exterior

  • water SourcePublic
  • utilitiesElectricity Connected, Trash Collection Public, Water Available
  • parkingDriveway
  • HEAT TYPEBaseboard, Oil
  • AIR CONDITIONINGCentral Air
  • sewerCesspool

Financial

  • Sales Price$685,000
  • Real Estate Tax $9,165/yr
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Stephanie’s favorite part of being a real estate broker is helping her clients get to the finish line of their home sale or purchase, making their real estate dreams a reality. Contact her today to discuss all your real estate needs!

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