319 Madison St, West Islip, NY 11795 Property Records

Suffolk County and Southampton Town property record for 319 Madison St, West Islip, NY 11795

Property Summary

Property Type	Single Family Home
Details	5 bd · 2 ba · 3,889 sqft · built 2006
Lot Size	0.73 acres (31,799 sqft)
Owner	Individual Name on Record
Last Sale	$1,250,000 (Feb 2006)
Tax Bill	$5,717 (2024)
Deeds & Mortgages	Feb 2018 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`0903-007.00-03.00-012.001`

Property Details

APN / Parcel Number

Primary APN	`0903-007.00-03.00-012.001`
Alternative APNs	`473609 007.000-0003-012.001` `360900700000030120010000` `473600100960`

Interior

Bedrooms	5 Beds
Full Baths	2 Baths
Stories	2 Stories
Building Area	3,889 sqft Living Area
1st Floor Area	3,889 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 2006
Effective Year Built	Effective 2006
Architectural Style	Mobile Home
Exterior Material	Aluminum/Vinyl
Lot Area	31,799 sqft (0.73 acres)
View / Lot	Below Average
Porch	Porch
Porch Area	627 sqft
Patio Area	220 sqft

Utilities, Heating & Cooling

Heating System	Hot Water
Heating Fuel	Oil
Sewer	Connected
Water Source	Commercial

Location & Zoning

Street Address	319 MADISON ST
City	WEST ISLIP
State	NY
Zip	11795
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	VILLA
Legal Description	1987 LD EQ + 1600
Legal Block	3
Legal Lot Number	12
Jurisdiction	SUFFOLK NY
Township / Civil Division	SOUTHAMPTON
Census Block Group	2
Census Block	2024
Census Tract	190708

Historic Designation

Source: NPS National Register of Historic Places, as of August 1, 2026

Historic District	Within the Sag Harbor Village District (Boundary Increase) listed 1994 · 882 contributing resources · NRIS 94000400

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.

Owner

Source: Suffolk County and Southampton Town records, as of August 11, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Individual Name on Record
Mailing Address	PO BOX 1092, NY
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Feb 1, 2006 · Amount on Record
Deed Sale	Feb 1, 2006 · Amount on Record
Prior Sale	Jan 3, 2006 · Amount on Record
Deed Book / Page	12433 / 896
Last Transfer Date	Jan 24, 2018
Transfer Doc	0129520092
Record Updated	Sep 20, 2026

February 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SUFFOLK NY
Recording Date	Feb 28, 2018
Property Address	319 MADISON ST, SAG HARBOR, NY 11963-3417
Document Number	0129520092
Book / Page	012952 / 000092
Instrument Date	Jan 24, 2018
Transaction Type	Transfer
Record Updated	May 1, 2018
Title Company	JUDICIAL TITLE INSURANCE AGENCY INC

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$7,980.00
Amount Accuracy	Confirmed
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	160 JERMAIN AVE SAG HARBOR NY 119633413, SAG HARBOR, NY 11963-3413

Mortgage

Document Number	229050023
Date	Feb 28, 2018
Book Page	022905/000023

Lender

Name	BANK OF AMERICA
Type	Bank
Address	101 S TRYON ST, CHARLOTTE, NC 28280-0002

Agreement

Amount	Amount Recorded
Term	360 Months
Due	Feb 27, 2048

Interest

Rate Type	Adjustable Rate
Rate	3.12%

Tax Assessment & Valuation

Source: Suffolk County and Southampton Town assessment roll, as of August 11, 2026

Property Jurisdictions

Type	Name
State	New York
County	Suffolk County
County Subdivision	Southampton Town
Municipality	Sag Harbor Village
Unified School District	Sag Harbor Union Free School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025		$2,058,100 (-) Land $947,700 Building $1,110,400	$3,266,826 (-) Land $1,504,286 Building $1,762,540
2024	$5,717.00 (-67.75%)		$3,266,826 (+10.32%) Land $1,504,286 Building $1,762,540
2023		$2,058,100 Land $947,700 Building $1,110,400	$2,961,295 Land $1,363,597 Building $1,597,698
2020	$17,728.00

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

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 Record median of 37 policies
Community Rating System	Class 10 (0% premium discount)
Nearby Flood Policies	37 in force
Nearby Flood Claims	86 (1978–2024)
Claims Outside the SFHA	14 of 86
Most Recent Claim	Aug 2024 · Severe Storm And Flooding
Claims by Event	Hurricane Sandy, Oct 2012 · 25 claims Coastal Storm, High Tides, Heavy Rain, & Flooding, Dec 1992 · 12 claims Coastal Storms & Flooding, Mar 1984 · 5 claims

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

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	Indirect within ember reach
Adjoins Burnable Land	Yes

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

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

Violations Reported to EPA

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.

Internet Providers

Source: FCC Broadband Data Collection, based on 305 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Optimum Fiber · Cable	8,000 / 8,000
Verizon Fixed Wireless	300 / 20
Starlink Satellite	280 / 30
T-Mobile Fixed Wireless	100 / 20