Get new listings emailed daily! JOIN SIGN IN
Pamela J. Armstrong
Licensed Associate Real Estate Broker
Equal Housing Opportunity, CBR: Certified Buyers Representative, Realtor, Women's Council of Realtors
(518) 260-6781 Cell
Facebook Icon Instagram Icon Zillow Icon 
New - 21 Hours Ago
View Full Photo Gallery

Property Description

New luxury construction in Syosset.Experience exceptional craftsmanship and modern luxury in this stunning new construction home, thoughtfully designed with today's lifestyle in mind.Offering five spacious bedrooms and four full bathrooms. This home seamlessly blends elegant finishes with functional living space.The main level features a desirable first floor bedroom and full bath, ideal for guests, extended family, or private home office.The heart of the home is a chef inspired gourmet kitchen beautifully appointed with top-of-the-line appliances, custom cabinetry, designer lighting and an open layout perfect for entertaining. The sun filled living and dining area flow effortlessly together with convenient access to the attached garageUpstairs retreat to the luxurious primary suite featuring a spacious walk-in closet and a spa like bath, complete with a soaking tub, oversized walk-in shower and premium finishes.A junior en-suite offers its own private full bath with a walk-in shower while two additional generously sized bedrooms share a beautiful appointed full bath. A conveniently located second floor laundry room completes the upper level.Every detail has been carefully selected from the designer lighting and elegant fixtures to the high-quality craftsmanship found throughout. Simply unpack, add your personal style and enjoy effortless luxury.Perfectly situated within the Syosset school district this exceptional home is just minutes from major highways, the Syosset library, parks, shopping, dining and everything the community has to offer.A rare opportunity to own a brand new luxury home in one of Long Island's most sought after neighborhoods. This is truly one you don't want to miss!

31 Underhill Avenue | MLS# 1025506

This single family home located at 31 Underhill Avenue , Syosset, NY 11791 is currently listed for sale with an asking price of $2,090,000. This property was built in 2026 and has 5 bedrooms and 4 full baths with 2700 sq. ft. Underhill Avenue is located within the Syosset school district. Search Syosset real estate on pam-armstrong.coldwellbankerprime.com today.

Upcoming Open Houses

Open House Saturday July 18th, 1:30pm - 3:30pm
Open House Sunday July 19th, 12:00pm - 1:30pm

Gallery

Property Features

Property Type: Residential - Single Family
Basement: Full
Basement: Yes
Cooling: Central Air
Fenced: Yes
Garage: 1
Heating: Natural Gas
Home Style: Colonial
Lot Size: 0.16 Acres
Taxes: $0
Year Built: 2026

Amenities

Chefs Kitchen
Crown Molding
Double Vanity
Granite Counters
Kitchen Island
Open Floorplan
Primary Bathroom
Recessed Lighting

Feature Descriptions

Appliances: Dishwasher, Dryer, Refrigerator, Stainless Steel Appliance(s), Tankless Water Heater, Washer
Attic: Partial
Building Area Total: 2700
Exterior: Frame
Fencing: Fenced
Flooring: Hardwood, Tile
GarageY/N: Yes
Heating Zones: 2
Laundry: In Basement
Lot Dimensions: 77 x 101
Lot Features: Back Yard, Front Yard, Level, Near School, Near Shops
On Market Date: 2026-07-16
Parcel Number: 2489-15-081-00-0003-0
Parking Features: Driveway, Electric Vehicle Charging Station(s)
Patio And Porch: Patio
Rental Term: Monthly
Rooms Total: 9
Sewer: Public Sewer
Utilities: Electricity Connected, Natural Gas Connected, Sewer Connected, Water Connected
Water: Public

Local Schools

High School: Syosset Senior High School
Middle School: H B Thompson Middle School
Elementary School: Willits Elementary School
School District: Syosset

Estimate Your Payment

Estimated Payment

$ 5,261.02 per month $4,651.43 Principal & Interest $0.00 Property Tax (data not provided by mls) $609.58 Homeowner's Insurance

Change Payment Information

%
years/fixed
yearly
yearly (est.)
(Payments are an estimate and may vary by lender)

Demographics

Listed By / Shown By

Listing By

Agency Name: Signature Premier Properties
Agency Contact: 516-647-6749

Shown By

Agent Name: Pamela J. Armstrong
Agent Phone: (518) 260-6781 Cell
Agency Title: Coldwell Banker Prime Properties

IDX logo

Disclaimer: All information deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. Neither listing broker(s) or information provider(s) shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. Listing(s) information is provided for consumers personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information on this site was last updated 07/17/2026. The listing information on this page last changed on 07/17/2026. The data relating to real estate for sale on this website comes in part from the Internet Data Exchange program of Delta Media Group MLS (last updated Fri 07/17/2026 12:27:14 AM EST) or Global MLS (last updated Fri 07/17/2026 12:22:34 AM EST) or New York State Alliance MLS (last updated Fri 07/17/2026 12:23:04 AM EST) or Hudson Valley Catskill Region MLS (last updated Fri 07/17/2026 12:11:19 AM EST) or Berkshire MLS (last updated Thu 07/16/2026 8:13:11 PM EST) or OneKey MLS (last updated Fri 07/17/2026 12:21:29 AM EST). Real estate listings held by brokerage firms other than Coldwell Banker Prime Properties may be marked with the Internet Data Exchange logo and detailed information about those properties will include the name of the listing broker(s) when required by the MLS. All rights reserved.

Listing data and photos distributed by MLSGRID
Member Participants (and their affiliated licensees, if applicable) shall indicate on their websites that IDX information is provided exclusively for consumers’ personal non-commercial use, that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing, that the data is deemed reliable but is not guaranteed by MLS GRID, and that the use of the MLS GRID Data may be subject to an end user license agreement prescribed by the Member Participant’s applicable MLS if any and as amended from time to time. MLS GRID may, at its discretion, require use of other disclaimers as necessary to protect Member Participant, and/or their MLS from liability.
Based on information submitted to the MLS GRID. 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.



C.B. Prime Properties, Inc. fully supports the principles of the Fair Housing Act and the Equal Opportunity Act. Each franchise is independently owned and operated.

Homestead Funding Corp. Company NMLS# 3232. Equal Housing Lender. State Licensing Information

Coldwell Banker®. All rights reserved. The Coldwell Banker System is comprised of company owned offices which are owned by a subsidiary of Anywhere Advisors LLC and franchised offices. Coldwell Banker Real Estate LLC, fully supports the principles of the Fair Housing Act and the Equal Opportunity Act. Any services or products provided by independently owned and operated franchisees are not provided by, affiliated with, or related to Coldwell Banker Real Estate LLC nor any of its affiliated companies.


Privacy Policy / DMCA Notice / ADA Accessibility

Login to My Homefinder

Pixel

THANK YOU FOR
YOUR INTEREST!

Complete the fields below to receive additional details.

Add to Calendar

Reserve A Time

Cancel Your Appointment?

Registration Successful

You are now registered to view virtual open houses for the listings.