




18 Sunset Rd, Sag Harbor, NY, 11963
About This Home
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.
Getting Around
Schools
Construction
Condition
- Year built: 1970
Type & Style
- Home type: SingleFamily
- Property subType: Single Family Residence
Interior
Basement
- Has basement: Yes
- Basement: Yes
Bedrooms & Bathrooms
- Bedrooms: 3
- Bathrooms: 2
- Full bathrooms: 2
Cooling
- Cooling features: Central Air
Interior Area
- Total structure area: 1,368
- Total interior livable area: 1,368 sqft
Property
Details
- Parcel number: 0901004000200054000
Features
- Stories: 1
- Private pool: Yes
- Pool features: Heated
Lot
- Lot size: 0.59 Acres
Parking
- Parking features: None
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
- 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 | $11,099 | $133,188 |
| Home Insurance * | $962 | $11,544 |
| Property Taxes | $119 | $1,428 |
| Electricity | $246 | $2,954 |
| Total | $12,426 | $149,112 |
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)
Price History
| Date | Event | Price |
|---|---|---|
| 2026-03-03 | Price change | $2,450,000 |
| 2025-10-28 | Price change | $2,150,000 |
| 2025-09-16 | Listed for sale | $2,200,000 |
| 2025-09-16 | Listing removed | $1,949,000 |
| 2025-07-30 | Pending sale | $1,949,000 |
| 2025-07-30 | Listing removed | $1,949,000 |
| 2025-07-24 | Listed for sale | $1,949,000 |
| 2006-05-08 | Sold | $995,000 |
| 1999-04-19 | Sold | $327,000 |
For Sale by Agent
