Half Hollow Knolls Real Estate

Half Hollow Knolls Real Estate

Our website features the best real estate search for homes, condos, land and foreclosure properties available in Half Hollow Knolls and surrounding areas. It is the only site you will ever need! It is easy-to-use and updated by the official Realtor®’s database every 15 minutes. 

You can save searches, and get daily email alerts of new listings, price changes, sold data, and market reports. Our Interactive Map Search allows you to view properties on a map or refine your search by drawing the boundaries around the area you desire. 

Curious about what’s happening in your neighborhood? You can create a custom market report to see what’s active, under contract, and sold in your neighborhood! 

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Newest Listings in Half Hollow Knolls

26 Astro Place, Dix Hills
$2,199,000
5 Beds ⋅ 4 Baths ⋅ 1060654 MLS
Private appointments only!! Welcome to this pristine 5-bedroom Colonial, thoughtfully designed for luxurious everyday living and effortless entertaining. Set on more than an acre of beautifully landscaped property, this stunning home offers an impressive combination of sophisticated interiors, resort-style outdoor amenities, and modern conveniences. The 2-year-old kitchen is a chef’s dream, featuring a GE Monogram 5-burner gas range with Power Boil Burner, GE Monogram ovens, and a Fisher & Paykel two-drawer dishwasher, and oversized LG refrigerator. Radiant-heated kitchen floors add an extra level of comfort. The spacious den offers a warm and inviting gathering space, complemented by a beautiful three-season room featuring a dual fireplace. This versatile space provides a seamless setting for relaxing, entertaining, and enjoying the surrounding property throughout much of the year. The 2-year-old primary bathroom offers a spa-like retreat with a steam shower and double vanity, creating the perfect place to unwind. The expansive 1+ acre property is a private oasis featuring: Heated gunite swimming pool w/ travertine pavers, Bull Frog 2 year old Hot Tub, Putting green, Tranquil koi pond, Trex decking with awning, Dedicated BBQ area with natural gas cooking and Beautiful grounds designed for relaxation and entertaining. Additional features include: Owned solar panels, Full-house generator, 3 garages -2-car attached garage plus a detached garage that also serves as a versatile pool house, and a 1400 sq ft finished basement with a gym and media room, 2 year old Tankless Boiler system! 3 zone CAC- basement zone is new. This remarkable property offers the space, privacy, amenities, and quality expected of a true luxury home- creating an exceptional lifestyle both indoors and out. Low taxes of $28,000.35- with STAR $27,018.55

26 Astro Place, Dix Hills

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Listings courtesy of OneKey® MLS as distributed by MLS GRID. Based on information submitted to the MLS GRID as of . All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

The data relating to real estate for sale on this website appears in part through the SMARTMLS Internet Data Exchange program, a voluntary cooperative exchange of property listing data between licensed real estate brokerage firms, and is provided by SMARTMLS through a licensing agreement. Listing information is from various brokers who participate in the SMARTMLS IDX program and not all listings may be visible on the site. The property information being provided on or through the website is for the personal, non-commercial use of consumers and such information may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Some properties which appear for sale on the website may no longer be available because they are for instance, under contract, sold or are no longer being offered for sale. Property information displayed is deemed reliable but is not guaranteed. Copyright 2026 SmartMLS, Inc.