5 Altmar Ave, West Islip, NY 11795 Property Records

Suffolk County and Islip Town property record for 5 Altmar Ave, West Islip, NY 11795

Property Summary

Property Type	Single Family Home
Details	2,275 sqft · built 1966
Lot Size	0.25 acres (10,890 sqft)
Owner	2 Individual Names on Record
Last Sale	$420,000 (Mar 2021)
Deeds & Mortgages	Nov 2025 Sale Mar 2021 Sale + 1 more
Flood Zone	Zone X (minimal risk)
APN	`472889 311.-1-41`

Property Details

APN / Parcel Number

Primary APN	`472889 311.-1-41`
Alternative APNs	`0500-311.00-01.00-041.000` `288931100000010410000000` `472800631430` `655760`

Interior

Building Area	2,275 sqft Living Area
1st Floor Area	1,503 sqft

Exterior

Year Built	Built 1966
Effective Year Built	Effective 1966
Lot Area	10,890 sqft (0.25 acres)
Lot Dimensions	150 ft deep x 75 ft wide
Garage Type	Attached
Garage Area	357 sqft

Location & Zoning

Account Number	655760
Street Address	5 ALTMAR AVE
City	WEST ISLIP
State	NY
Zip	11795-1001
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	A
Legal Description	X2192309Y187621 T015H00000000
Legal Block	1000
Legal Lot Number	100
Jurisdiction	SUFFOLK NY
Township / Civil Division	ISLIP
Census Block Group	2
Census Block	2002
Census Tract	146704

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	5 ALTMAR AVE, WEST ISLIP, NY 11795-1001
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Married Person

Deeds, Mortgages & Sale History

Date	Document
Nov 18, 2025	Deed, Transfer
Mar 11, 2021	Deed, Transfer
Nov 24, 2020	Quit Claim Deed, Transfer NOT AVAILABLE

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 11, 2021 · Amount on Record
Deed Sale	Mar 11, 2021 · Amount on Record
Deed Book / Page	13094 / 687
Prior Transfer Date	Sep 23, 2020
Prior Transfer Doc	0130790587
Record Updated	Sep 20, 2026

November 2025: Deed, Transfer

Document Type	Deed
Jurisdiction	SUFFOLK NY
Recording Date	Nov 18, 2025
Property Address	5 ALTMAR AVE, WEST ISLIP, NY 11795-1001
Document Number	0133160844
Book / Page	13316 / 844
Instrument Date	Nov 18, 2025
Transaction Type	Transfer
Record Updated	Jan 21, 2026

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	5 ALTMAR AVE, WEST ISLIP, NY 11795-1001

March 2021: Deed, Transfer

Document Type	Deed
Jurisdiction	SUFFOLK NY
Recording Date	Mar 11, 2021
Property Address	5 ALTMAR AVE, WEST ISLIP, NY 11795-1001
Document Number	0130940687
Book / Page	13094 / 687
Instrument Date	Dec 3, 2020
Transaction Type	Transfer
Record Updated	Aug 20, 2021

Transaction

Amount	Amount Recorded
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	11 OAKMONT LN, BAY SHORE, NY 11706-8849

November 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SUFFOLK NY
Recording Date	Nov 24, 2020
Property Address	5 ALTMAR AVE, WEST ISLIP, NY 11795-1001
Document Number	0130790587
Book / Page	013079 / 000587
Instrument Date	Sep 23, 2020
Transaction Type	Transfer
Record Updated	Jan 25, 2021
Title Company	NOT AVAILABLE

Transaction

Tax	$0.00
Additional	Quitclaim Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	155 COBBLESTONE DR SAN RAFAEL CA 949031509, SAN RAFAEL, CA 94903-1509

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	West Islip Union Free School District (PK - 12)

Tax Bill & Assessment History

Year	Assessed Value	Assessed Market Value
2025	$44,600 (-) Land $7,500 Building $37,100
2024	$44,600 (-) Land $7,500 Building $37,100	$628,169 (+2.54%) Land $105,634 Building $522,535
2023	$44,600 Land $7,500 Building $37,100	$612,637 Land $103,022 Building $509,615

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
Nearby Flood Policies	5 in force
Nearby Flood Claims	3 (1998–2010)
Claims Outside the SFHA	3 of 3
Most Recent Claim	Mar 2010 · Severe Storms And Flooding

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 96% of the US · lower than 95% of New York
Wildfire Likelihood	Under 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.

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

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

May also be available: Frontier.

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