184 Union Ave, Islip, NY 11751 Property Records

Suffolk County and Islip Town property record for 184 Union Ave, Islip, NY 11751

Property Summary

Property Type	Single Family Home
Lot Size	0.2 acres (8,712 sqft)
Owner	2 Individual Names on Record
Last Sale	$400,000 (Aug 2002)
Tax Bill	$16,953 (2024)
Deeds & Mortgages	Dec 2020 Refinance
Flood Zone	Zone X (minimal risk)
APN	`472889 396.-4-86`

Property Details

APN / Parcel Number

Primary APN	`472889 396.-4-86`
Alternative APNs	`0500-396.00-04.00-086.000` `288939600000040860000000` `472800829940` `033249`

Exterior

Lot Area	8,712 sqft (0.2 acres)
Lot Width	65 ft Width

Location & Zoning

Account Number	033249
Street Address	184 UNION AVE
City	ISLIP
State	NY
Zip	11751-4315
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	B
Legal Description	X2218142Y182228 T059H00000000
Legal Block	6000
Legal Lot Number	400
Jurisdiction	SUFFOLK NY
Township / Civil Division	ISLIP
Census Block Group	3
Census Block	3015
Census Tract	147402

Owner

Source: Suffolk County and Islip 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	2 Individual Names on Record
Mailing Address	184 UNION AVE, ISLIP, NY 11751-4315
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Aug 3, 2002 · Amount on Record
Deed Sale	Aug 3, 2002 · Amount on Record
Prior Sale	May 4, 1999 · Amount on Record
Deed Book / Page	12201 / 99
Prior Transfer Date	Mar 1, 2001
Prior Transfer Doc	1210000885
Record Updated	Sep 20, 2026

December 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SUFFOLK NY
Property Address	184 UNION AVE, ISLIP, NY 11751-4315
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0232010710
Date	Dec 2, 2020
Book Page	23201/710
Instrument	DL038771

Lender

Name	BETHPAGE FCU
Type	Credit Union

Agreement

Type	Stand-Alone Refinance
Amount	Amount Recorded
Term	361 Months
Due	Jan 1, 2051

Tax Assessment & Valuation

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

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025		$52,000 (-) Land $9,900 Building $42,100	$732,395 (-) Land $139,437 Building $592,958
2024	$16,953.00		$732,395 (+2.54%) Land $139,437 Building $592,958
2023		$52,000 Land $9,900 Building $42,100	$714,286 Land $135,989 Building $578,297

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.

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 53 policies
Nearby Flood Policies	53 in force
Nearby Flood Claims	75 (1978–2021)
Claims Outside the SFHA	44 of 75
Most Recent Claim	Sep 2021 · Remnants Of Hurricane Ida
Claims by Event	Hurricane Sandy, Oct 2012 · 27 claims Coastal Storm, High Tides, Heavy Rain, & Flooding, Dec 1992 · 4 claims Hurricane Gloria, Sep 1985 · 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	Not rated no burnable land within ember reach

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 357 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Optimum Fiber · Cable	8,000 / 8,000
Verizon Fiber	2,300 / 2,300
T-Mobile Fixed Wireless	100 / 20