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MLS ID KEY944325Last updated Sep 18, 2026

Land

31 Factory Pond Road

Active · Oyster Bay · Nassau County, NY 11560

Asking price$5,495,000Request a Showing
Est. monthly taxes
$6,240.75
Property gallery0 / 14
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About this home

Stunning 18-Acre Estate in Lattingtown - A Unique Blend of History and Natural Beauty Discover an exceptional opportunity to own the last major parcel of the historic Underhill Farm, nestled within the prestigious Oyster Bay National Wildlife Refuge. This breathtaking 18-acre property set on two separate buildable approved lots on Factory Pond Road offers over 1,100 feet of pristine waterfront along Mill Neck Creek, providing an unparalleled setting for nature enthusiasts and history buffs alike. Embrace the serenity of this picturesque landscape, featuring a sweeping open field ideal for a variety of uses, from serene pastoral views to expansive gardens. A charming small wooded area adds a touch of tranquility, while mature trees offer privacy and an enchanting natural backdrop. Rich in history, this land was once home to a factory renowned for crafting Revolutionary War uniforms, imbuing the property with a unique historical significance. The legacy of this factory adds an intriguing layer to this already compelling site. This rare piece of real estate combines the allure of a wildlife haven with the charm of historical heritage, all set against the stunning backdrop of Mill Neck Creek. Whether you envision a private estate, a conservation project, or a legacy property, this unparalleled offering is a once-in-a-lifetime opportunity. Seize the chance to own a slice of Lattingtown's storied past and its spectacular natural beauty.

Listing snapshot

Days on site
59 days
Listed on MLS
Dec 15, 2025
Annual property tax (MLS)
$74,888.96
Tax year
2025
Listing brokerage
Daniel Gale Sothebys Intl Rlty
MLS ID
KEY944325
Last updated
Sep 18, 2026

General features

Property type
Land
Water source
Public
Sewer
None

Schools (MLS)

Elementary school
Ann Macarthur Primary School
Elementary school district
Locust Valley
Middle school
Locust Valley Middle School
Middle school district
Locust Valley
High school
Locust Valley High School
High school district
Locust Valley

School information is provided by the MLS. Confirm attendance eligibility with the school district.

Recent activity

  1. Listing updated from MLS
  2. First seen on this site
  3. MLS status changed

Location

Oyster Bay · Nassau County, NY 11560Show interactive map
31 Factory Pond Road

Oyster Bay · Nassau County, NY 11560

Google Maps directions

Listing data is supplied by the MLS and may change without notice.