111 Ballyhack Road
Brewster, NY, 10509 $ 14,900,000
Baths0.0 Sq 13,957,930 Monthly Estimate*
$ 92,957
Studio for $14,900,000. This 13,957,930 square foot property was built on a lot size of 320.43.
Discover an extraordinary 320+ acre legacy property in Putnam County — a former summer camp steeped in history and now poised for its next chapter with absolute privacy and limitless potential. Spanning 8 separate tax lots, the offering includes nearly 50 acres of commercially zoned land across 3 parcels and approximately 270 acres of residentially zoned land across the remaining 5. The crown jewel is the 95.63-acre flagship parcel, entered from Ballyhack Road, where a pristine 20-acre private lake with a newly updated dam and semi-developed waterfront awaits. Miles of established trails wind through the property, passing dozens of the original camp structures that still stand in various stages of disrepair— a lakefront lodge, large dining halls, recreation and education buildings, dormitories, medical facilities, and even an inground pool — all evoking a bygone era while inviting imaginative reuse or redevelopment. A brand-new, never-used $7 million state-of-the-art sewage treatment plant capable of servicing 60-65 homes sits ready on site, complete with current SPDES permit, full generator, and 100% redundant backup system. An additional entrance can be reclaimed from Old Route 22 via one of the commercial parcels, offering outstanding accessibility and development flexibility. Beyond the private lake, the land is enriched by two tributaries of the East Branch Croton River and approximately 1,640 feet of direct frontage on the river itself — a renowned stretch for kayaking and canoeing within the pristine Great Swamp watershed. At the Ballyhack entrance, a charming 3-bedroom ranch home serves as the ideal caretaker’s residence or gatehouse. Rolling topography, mature woodlands, and dramatic elevations create a landscape that feels worlds away, yet the property remains remarkably convenient to major highways and Metro North train stations for easy access to and from NYC. Surrounded by nature's embrace, every acre beckons for recreation and adventure, defining the perfect escape for those seeking solitude, sport, and serenity. The possibilities for development and use are vast with the permitted and special uses available with this multi-zoned, multiple-parcel property. A sample of permitted uses in C1 zoning include: research and development, veterinary hospitals, greenhouses and nurseries, restaurants, health or fitness clubs, recreational sports facilities, business and professional offices, banks, drive-in and fast food establishments. A sample of special uses include: light manufacturing, retail centers, warehouses, conference and cultural centers, membership club, nursery schools and day care centers. Rarely does a canvas of this scale, privacy, natural beauty, and built-in modern utilities come available. This is more than land — it’s a once-in-a-generation opportunity to shape something truly remarkable.
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FeaturesGeneralSewer Other
Utilities See Remarks
View Lake Mountain(s) Trees/Woods Water
Tax Year 2025
Current Use Vacant
Parcel Number 372400-035-000-0005-044-000-0000
Waterfront Features Beach Access Lake Front Water Access Waterfront
County Putnam County
Property Type Land
HOA N
Subdivision Name Lake Charles
Other Structures Outbuilding
Directions Route 22 to Ballyhack Road. Property on right with gated access.
High School Brewster High School
City Patterson
Disclosures None
Senior Community Y/N N
High School District Brewster
Elementary School John F. Kennedy
Tax Annual Amount 200365
Showing Instructions *Click on the ShowingTime icon - either list agent will accompany. Day before notice preferred.
Middle/Junior High School Henry H Wells Middle School
Additional Parcels Y/N Y
Virtual Tour https://app.cloudpano.com/tours/buK350YCQ?mls=1
Building Area Units Square Feet
Standard Status Active
Middle/Junior School District Brewster
Elementary School District Brewster
Tax Assessed Value 6806800
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ExteriorWater Source Other
Inclusions All structures are in an as-is condition
Frontage Length 1523
Waterfront Y/N Y
Road Frontage Type Private Road
Road Responsibility Private Maintained Road
Horse Y/N N
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* Excluded FeaturesList ByBrian McGrathListing Agent
Affordability Calculator
- Monthly Principal & Interest
- $92,957
- Monthly Property Taxes
- $16,697
- Monthly Home Insurance
- --
Default based on a 30-year fixed rate of 6.375% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
Learn more about how to save NearbyLots and land listings in Brewster, NY
Average List Price $1,179,500
Percent of Sale Price 92%
About Brewster, NY 19,944 Population
6% Since 2002
$ 93,451 Median Income
44.26 Median Age
32% Households with Children
Trends Information provided by ATTOM Data Solutions.
4892506 Elementary School
4099018 Middle School
Brewster High School High School
Pricing History| Date | Price | Price Change | Description |
|---|
| 11/23/2025 | $14,900,000 | | Listed Price |