Set beyond a gated driveway and surrounded by mature landscaping, this recently renovated residence offers over 10,000 sq ft of interior living space across three levels; a scale rarely found in Hampton Bays waterfront homes. The property blends modern upgrades with direct water access, expansive outdoor living, and exceptional privacy, creating a setting well suited for multi-generational living, entertaining, or extended seasonal stays.The main level features a glass conservatory, chef's kitchen with Thermador appliances, a first-floor primary suite with access to the three-season deck, an additional en-suite bedroom, a third bedroom, powder room, and laundry. The second floor includes five bedrooms, highlighted by a secondary suite with two walk-in closets, an en-suite bath, and a private balcony overlooking the water. Two additional full bathrooms support flexible guest use. The lower level offers an 8-seat movie theater, arcade room, and storage areas designed for extended living. A separate two-level accessory apartment includes one bedroom and one bathroom; ideal for guests, live-in support, or potential rental income, adding versatility to the property's layout. Outdoor amenities include a gunite heated pool, hot tub, outdoor kitchen, and multiple lounge areas that create a seamless indoor-outdoor environment for dining and gathering. Waterfront features include a boat lift, direct canal access, and open water views from several vantage points. Additional features include a heated 5-car garage, solar panels, Tesla backup battery with dual chargers, and central vacuum. With its combination of interior scale, updated systems, extensive amenities, and waterfront access, this property represents a rare opportunity for expansive Hamptons living in a highly functional and well-connected setting.
For sale
$7,495,000
19 West Tiana Road, Hampton Bays, NY 11946
9beds
10,000sqft
Single Family Residence
Built in 2017
2.5 Acres Lot
$6,779,500 Zestimate®
$750/sqft
$-- HOA
What's special
Outdoor kitchenEn-suite bedroomPowder roomHot tubGunite heated poolCentral vacuumEn-suite bath
- 214 days
- 578
- 29
Zillow last checked:
Listed by:
SERHANT. 631-500-8800,
David Barkstedt - Associate Real Estate Broker 631-599-8708
Source: Out East,MLS#: 392759
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 9
- Bathrooms: 8
- Full bathrooms: 6
- 1/2 bathrooms: 2
Rooms
- Room types: Family Room, Laundry
Cooling
- Central Air
Features
- Basement: Yes
- Has fireplace: Yes
Interior area
- Total structure area: 10,000
- Total interior livable area: 10,000 sqft
Property
Parking
- Parking features: GarageAttached
- Has attached garage: Yes
Features
- Stories: 2
- Has 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
- Waterfront features: Waterfront
- Frontage type: Waterfront
Lot
- Size: 2.5 Acres
Details
- Parcel number: 0900255000100032003
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Single Family Residence
Condition
- New construction: No
- Year built: 2017
Community & HOA
Location
- Region: Hampton Bays
Financial & listing details
- Price per square foot: $750/sqft
- Tax assessed value: $1,848,700
- Date on market: 1/26/2026
- Lease term: Contact For Details
Estimated market value
$6,779,500
$6.44M - $7.12M
$5,454/mo
Price history
| Date | Event | Price |
|---|---|---|
| 12/22/2025 | Price change | $7,495,000+0.1%$750/sqft |
Source: NY State MLS #11614121 Report a problem | ||
| 12/22/2025 | Listed for sale | $7,490,000+551.3%$749/sqft |
Source: | ||
| 9/26/2019 | Sold | $1,150,000$115/sqft |
Source: | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | -- | $1,848,700 |
| 2024 | -- | $1,848,700 +7.3% |
| 2023 | -- | $1,723,600 |
| 2022 | -- | $1,723,600 +61.7% |
| 2021 | -- | $1,065,600 |
| 2020 | -- | $1,065,600 +2% |
| 2019 | -- | $1,044,900 -3.8% |
| 2018 | -- | $1,086,500 -1.7% |
| 2017 | $14,643 | $1,105,200 +29.6% |
| 2016 | -- | $852,900 |
| 2015 | -- | $852,900 |
| 2014 | -- | $852,900 -6.1% |
| 2012 | -- | $908,300 +108.8% |
| 2011 | -- | $435,000 -22.1% |
| 2007 | $6,477 +26.1% | $558,600 +41.1% |
| 2005 | $5,136 +55.5% | $396,000 +8205.4% |
| 2004 | $3,304 +8.1% | $4,768 |
| 2003 | $3,057 +24% | $4,768 +17.2% |
| 2002 | $2,464 | $4,068 |
Find assessor info on the county website








