In a desirable North Haven enclave just moments from Sag Harbor Village, this 0.60-acre property presents both immediate comfort and a rare redevelopment opportunity. The existing single-level home has 3 bedrooms, 2 full baths, vaulted ceilings, open living and dining spaces, a rear deck, laundry, and an attached one-car garage. The property is further enhanced by a sunny heated gunite pool and mature landscaping, creating a private retreat ready to be enjoyed. The true value lies in the long-term vision. Cleared and grandfathered, the parcel allows for the creation of a 2-story home with a finished lower level totaling 4,300 +/- SF. Ready to build new, current approvals in place for five bedrooms, five full baths and one half bath spanning three levels, bonus rooms include recreation room and study. This flexibility provides a rare opportunity in North Haven to design and build a contemporary estate with expansive entertaining areas, multiple bedroom suites, recreation spaces, and outdoor amenities tailored to your lifestyle. Few properties offer such a combination of move-in-ready enjoyment today and a generous framework for future luxury construction. Set within reach of Long Beach, Sunset Road beach access, the Shelter Island Ferry, and Sag Harbor Village's vibrant shops, dining, and marinas, this offering blends location, privacy, and potential. Whether cherished as it stands or reimagined into a custom Hamptons retreat, it is an exceptional chance to secure a North Haven address with enduring value.
For sale
Price increase: $300K (3/3)
$2,450,000
18 Sunset Rd, Sag Harbor, NY 11963
3beds
1,368sqft
Single Family Residence
Built in 1970
0.59 Acres Lot
$2,399,600 Zestimate®
$1,791/sqft
$-- HOA
What's special
Rear deckSunny heated gunite poolAttached one-car garageVaulted ceilingsPrivate retreatMature landscaping
- 40 days |
- 690 |
- 11 |
Zillow last checked: 7 hours ago
Listing by:
Saunders & Associates 516-382-5154,
Jennifer Robertson - Real Estate Sales Person 516-382-5154
Source: Out East,MLS#: 393891
Tour with a local agent
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 3
- Bathrooms: 2
- Full bathrooms: 2
Rooms
- Room types: Family Room, Laundry
Cooling
- Central Air
Features
- Basement: Yes
- Has fireplace: No
Interior area
- Total structure area: 1,368
- Total interior livable area: 1,368 sqft
Property
Parking
- Parking features: None
Features
- Stories: 1
- Has private pool: Yes
- Pool features: Heated
Lot
- Size: 0.59 Acres
Details
- Parcel number: 0901004000200054000
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Single Family Residence
Condition
- New construction: No
- Year built: 1970
Community & HOA
Location
- Region: Sag Harbor
Financial & listing details
- Price per square foot: $1,791/sqft
- Tax assessed value: $887,100
- Date on market: 3/3/2026
- Lease term: Contact For Details
Estimated market value
$2,399,600
$2.28M - $2.52M
$7,495/mo
Price history
Price history
| Date | Event | Price |
|---|---|---|
| 3/3/2026 | Price change | $2,450,000+14%$1,791/sqft |
Source: Out East #393891 Report a problem | ||
| 10/28/2025 | Price change | $2,150,000-2.3%$1,572/sqft |
Source: Out East #391046 Report a problem | ||
| 9/16/2025 | Listed for sale | $2,200,000+12.9%$1,608/sqft |
Source: Out East #391046 Report a problem | ||
| 9/16/2025 | Listing removed | $1,949,000$1,425/sqft |
Source: Out East #390170 Report a problem | ||
| 7/30/2025 | Pending sale | $1,949,000$1,425/sqft |
Source: Out East #390170 Report a problem | ||
| 7/30/2025 | Listing removed | $1,949,000$1,425/sqft |
Source: Out East #390170 Report a problem | ||
| 7/24/2025 | Listed for sale | $1,949,000+95.9%$1,425/sqft |
Source: Out East #390170 Report a problem | ||
| 5/8/2006 | Sold | $995,000+204.3%$727/sqft |
Source: Public Record Report a problem | ||
| 4/19/1999 | Sold | $327,000$239/sqft |
Source: Public Record Report a problem | ||
Public tax history
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2024 | -- | $887,100 |
| 2023 | -- | $887,100 |
| 2022 | -- | $887,100 |
| 2021 | -- | $887,100 |
| 2020 | -- | $887,100 |
| 2019 | -- | $887,100 +1.7% |
| 2018 | -- | $872,700 |
| 2017 | $4,920 | $872,700 +25.9% |
| 2016 | -- | $693,300 |
| 2015 | -- | $693,300 |
| 2014 | -- | $693,300 |
| 2013 | -- | $693,300 |
| 2012 | -- | $693,300 -15% |
| 2011 | -- | $815,500 |
| 2010 | -- | $815,500 |
| 2009 | -- | $815,500 |
| 2008 | -- | $815,500 |
| 2007 | $4,608 -2.9% | $815,500 +25.3% |
| 2005 | $4,745 +46% | $651,053 +8882.5% |
| 2004 | $3,249 +8.1% | $7,248 |
| 2003 | $3,006 +9.9% | $7,248 |
| 2002 | $2,736 +33.6% | $7,248 +25.4% |
| 2001 | $2,047 +7.7% | $5,780 |
| 2000 | $1,900 | $5,780 |
Find assessor info on the county website
Monthly payment
Estimated monthly payment
All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.
HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.
Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.
See how much you could borrow to make a competitive offer.
Climate risks
Neighborhood: North Haven
Nearby schools
GreatSchools rating
- 6/10Sag Harbor Elementary SchoolGrades: PK-5Distance: 2 mi
- 7/10Pierson Middle High SchoolGrades: 6-12Distance: 2.1 mi
Local experts in 11963
- New York
- Suffolk County
- Sag Harbor
- 11963
- North Haven
- 18 Sunset Rd






