23 Harrison St, Sag Harbor, NY 11963 Property Records

Suffolk County and Islip Town property record for 23 Harrison St, Sag Harbor, NY 11963

Property Summary

Property Type	Single Family Home
Lot Size	0.17 acres (7,405 sqft)
Owner	2 Company Names on File
Last Sale	$110,000 (Feb 2000)
Flood Zone	Zone X (minimal risk)
APN	`472889 35.-3-92`

Property Details

APN / Parcel Number

Primary APN	`472889 35.-3-92`
Alternative APNs	`0500-035.00-03.00-092.000` `288903500000030920000000` `472800101610` `275700`

Exterior

Lot Area	7,405 sqft (0.17 acres)
Lot Dimensions	100 ft deep x 75 ft wide

Location & Zoning

Account Number	275700
Street Address	23 HARRISON ST
City	SAG HARBOR
State	NY
Zip	11963
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	X2206034Y210980 N006H00000000
Legal Block	5000
Legal Lot Number	300
Jurisdiction	SUFFOLK NY
Township / Civil Division	ISLIP
Census Block Group	2
Census Block	2020
Census Tract	145601

Owner

Source: Suffolk County and Islip Town records · APN 472889 35.-3-92

Assessment roll updated August 11, 2026 · Last verified August 2026

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

Owner of Record	2 Company Names on File
Mailing Address	250 MARCUS BLVD, HAUPPAUGE, NY 11788-2018
Owner Type	Company

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Feb 16, 2000 · Amount on Record
Deed Sale	Feb 16, 2000 · Amount on Record
Prior Sale	Nov 23, 1999 · Amount on Record
Deed Book / Page	12021 / 273
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

Source: Suffolk County and Islip Town records · Assessment roll updated August 11, 2026 · Last verified August 2026

Property Jurisdictions

Type	Name
State	New York
County	Suffolk County
County Subdivision	Islip Town
Unified School District	Brentwood Union Free School District (PK - 12)

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Year	Assessed Value	Assessed Market Value
2025	$33,500 (-) Land $7,100 Building $26,400
2024		$471,831 (+2.54%) Land $100,000 Building $371,831
2023	$33,500 Land $7,100 Building $26,400	$460,164 Land $97,527 Building $362,637

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Suffolk County (36103C), updated September 18, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 361031456012, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	1 in force

Wildfire

Wildfire Risk	Not rated no burnable land within ember reach

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.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · sampled at 644 locations within half a mile · Last verified October 2026

Provider	Max Down / Up (Mbps)
Optimum Communications Fiber · Cable	8,000 / 8,000
Verizon Fiber · Fixed Wireless in parts of the area	2,300 / 2,300

Drinking Water

Source: EPA Safe Drinking Water Information System via ECHO, 2026 Q3 · EPA community water system boundaries v3.0, March 2026 · Last verified October 2026

Water System	SUFFOLK COUNTY WATER AUTHORITY serves 1,100,000 people
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.