Suffolk County and Southampton Town property record for 20 Mill Rd, Sag Harbor, NY 11963
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 2,613 sqft · built 2011 |
| Lot Size | 0.5 acres (21,780 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $6,604 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 0900-004.00-02.00-051.000 |
| Primary APN | 0900-004.00-02.00-051.000 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Stories | 1 Story |
| Building Area | 2,613 sqft Living Area |
| 1st Floor Area | 2,613 sqft |
| Year Built | Built 2011 |
|---|---|
| Effective Year Built | Effective 2011 |
| Architectural Style | Mobile Home |
| Exterior Material | Aluminum/Vinyl |
| Lot Area | 21,780 sqft (0.5 acres) |
| View / Lot | Below Average |
| Porch | Open Porch |
| Porch Area | 221 sqft |
| Patio Area | 713 sqft |
| Heating System | HVAC |
|---|---|
| Sewer | Connected |
| Street Address | 20 MILL RD |
|---|---|
| City | SAG HARBOR |
| State | NY |
| Zip | 11963-1507 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R15 |
| Legal Description | 87-LD EQ +950 |
| Legal Block | 2 |
| Legal Lot Number | 51 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | SOUTHAMPTON |
| Census Block Group | 1 |
| Census Block | 1036 |
| Census Tract | 190711 |
20 Mill Rd, a single family home, is owned by two individuals.
Source: Suffolk County and Southampton Town records, as of August 11, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 28 MILL RD, SAG HARBOR, NY 11963-1507 |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Suffolk County and Southampton Town assessment roll, as of August 11, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Suffolk County |
| County Subdivision | Southampton Town |
| Unified School District | Sag Harbor Union Free School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $958,800 Land $551,900 Building $406,900 | $1,521,905 (-) Land $876,032 Building $645,873 | |
| 2024 | $6,604.00 | $1,521,905 (+10.32%) Land $876,032 Building $645,873 | |
| 2023 | $958,800 Land $551,900 Building $406,900 | $1,379,569 Land $794,101 Building $585,468 | |
| 2020 | $19,589.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 20 Mill Rd in Zone X, an area of minimal flood risk, though there have been 11 flood claims nearby since 1991.
Source: FEMA National Flood Hazard Layer, effective September 18, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 191 policies |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 191 in force |
| Nearby Flood Claims | 11 (1991–2024) |
| Claims Outside the SFHA | 3 of 11 |
| Most Recent Claim | Apr 2024 · tidal / storm surge |
| Claims by Event |
|
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Wildfire risk around 20 Mill Rd is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · above 54% of New York |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | SUFFOLK COUNTY WATER AUTHORITY serves 1,100,000 people · EPA ID NY5110526 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jan 2024 |
| Lead | 1 ppb (2025–2027) action level 15 ppb |
| Water Quality | Asbestos resolved · Jul 2020 |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 99 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
| Starlink Satellite | 280 / 30 |
5G and 4G LTE (outdoors only)
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