1866 Deerfield Rd, Water Mill, NY, 11976
About This Home
Breathtaking panoramic ground floor views from every room and custom built like no other. One of the most renowned custom builders' own home located at the highest point in Water Mill with 360 degree panoramic sunset views. Built to highest standards and specifications totally different than anything else in the Hamptons. Some amenities include exterior of stone and wood, covered stone porches with mahogany ceilings, antique alder wood great room with custom antique coffering, indoor/outdoor loggia on second floor with fireplace air-conditioning, heat and radiant heat floors, paneled elevator and all custom Michael Reilly designed mahogany French doors throughout, generator that will run entire house if needed, negative edge pool,and Jacuzzi with 6' stone waterfall, incredible gardens by Edmund Hollander Design and interiors by Michael Christiano Design,. A unique opportunity. Houses and properties like this rarely come on the market. Includes adjacent separate building lot with room for large house, pool and tennis court. Property has 5 gated and private acres, but could also include a single and separate adjoining 2.5 acre building lot, making it 7.5 total acres for $16,500,000. Perfect as a compound, nicer than most 5 star resorts!
Getting Around
Car-Dependent
Very Limited Transit
Not Bike FriendlySchools
Construction
Condition
- Property condition: New Construction
- New construction: Yes
- Year built: 2006
Type & Style
- Home type: SingleFamily
- Property subType: Single Family Residence
Interior
Basement
- Has basement: Yes
- Basement: Yes
Bedrooms & Bathrooms
- Bedrooms: 6
- Bathrooms: 10
- Full bathrooms: 8
- 1/2 bathrooms: 2
Cooling
- Cooling features: Central Air
Features
- Fireplace: Yes
Interior Area
- Total structure area: 12,000
- Total interior livable area: 12,000 sqft
Property
Details
- Parcel number: 0900034000200044009
Features
- Stories: 2
- Private pool: Yes
- Pool features: Heated
- Has spa: Yes
- Spa features: Heated
- Has view: Yes
- View description: Water
- Has water view: Yes
- Water view: Water
Lot
- Lot size: 5 Acres
Parking
- Parking features: GarageAttached
- Has garage: Yes
Climate Risk is Financial Risk
Every home has a financial story beyond the listing price. Below, you’ll see the climate risks that could affect this property — and in Bills & Affordability, how those risks may influence repairs, insurance, utilities, and long-term value.
Biggest Threats for This Home
- Coastal Flooding
- Hurricane
- Inland Flooding
- Winter Weather
- Tsunami
How This Home’s Risks Compare
FEMA Declared Disasters in Suffolk County and New York
Understanding the Costs
Financial advisors generally recommend spending no more than 30% of your gross household income on housing costs. In practice, many households stretch to 35% or beyond — especially in high-cost markets.
Estimated Costs Today
| Monthly | Annual | |
|---|---|---|
| Mortgage | $75,822 | $909,864 |
| Home Insurance * | $5,817 | $69,804 |
| Property Taxes | $480 | $5,760 |
| Electricity | $1,983 | $23,797 |
| Total | $84,102 | $1,009,224 |
Income You'd Need if You Spent...
New York FAIR Plan Programs
How Costs Could Change Over Time
Climate risk is quickly impacting all of the major home ownership costs. Adjust the growth rates and percentage of income spent on housing below to see how your housing costs could change over the next 10 years — and what income you'd need to keep up.
Comparing Against the Market
Price Per Sq Ft
vs Other Active Listings
Avg $/sqft
vs Homes Sold Last Month
Median $/sqft
Current Market Trends
Median Price Per Square Foot
The median price per square foot of homes sold in this area each month. Compare this to this listing's price per square foot to gauge whether the home is priced in line with recent sales.
Historicals for This Listing
Zestimate History ($/sqft)
No zestimate history available
Price History
| Date | Event | Price |
|---|---|---|
| 2025-09-05 | Listed for sale | $14,995,000 |
| 2020-03-30 | Listing removed | $14,995,000 |
| 2017-09-19 | Listed for sale | $14,995,000 |
| 2014-05-16 | Listing removed | $14,995,000 |
| 2012-06-13 | Listed for sale | $14,995,000 |
| 2011-12-04 | Listing removed | $14,995,000 |
| 2010-05-21 | Price change | $14,995,000 |
| 2010-05-11 | Listed for sale | $16,995,000 |
| 1999-03-30 | Sold | $617,500 |
New Construction
View on Zillow