604 Keith Ln, West Islip, NY 11795 Property Records

Suffolk County and Islip Town property record for 604 Keith Ln, West Islip, NY 11795

Property Summary

Property Type	Single Family Home
Details	1,680 sqft · built 1951
Lot Size	0.17 acres (7,405 sqft)
Owner	2 Individual Names on Record
Last Sale	$462,000 (Sep 2017)
Tax Bill	$12,066 (2024)
Deeds & Mortgages	Mar 2023 Refinance Sep 2017 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`472889 456.-1-141`

Property Details

APN / Parcel Number

Primary APN	`472889 456.-1-141`
Alternative APNs	`0500-456.00-01.00-141.000` `288945600000011410000000` `472800922260` `661940`

Interior

Building Area	1,680 sqft Living Area
1st Floor Area	1,020 sqft

Exterior

Year Built	Built 1951
Effective Year Built	Effective 1951
Lot Area	7,405 sqft (0.17 acres)
Lot Dimensions	100 ft deep x 75 ft wide
Garage Type	Attached
Garage Area	242 sqft

Location & Zoning

Account Number	661940
Street Address	604 KEITH LN
City	WEST ISLIP
State	NY
Zip	11795-3432
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	B
Legal Description	X2195268Y174763 T053H00000000
Legal Block	6000
Legal Lot Number	100
Jurisdiction	SUFFOLK NY
Township / Civil Division	ISLIP
Census Block Group	3
Census Block	3030
Census Tract	146901

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	604 KEITH LN, WEST ISLIP, NY 11795-3432
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Mar 29, 2023	Deed of Trust, Mortgage · Stand-Alone Refinance ISLAND FCU
Sep 8, 2017	Grant Deed, Transfer · Conventional with PMI ISLAND FCU

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Sep 8, 2017 · Amount on Record
Deed Sale	Sep 8, 2017 · Amount on Record
Deed Book / Page	12928 / 876
Record Updated	Sep 20, 2026

March 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SUFFOLK NY
Property Address	604 KEITH LN, WEST ISLIP, NY 11795-3432
Transaction Type	Mortgage
Record Updated	Feb 13, 2024

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0234960507
Date	Mar 29, 2023
Book Page	23496/507

Lender

Name	ISLAND FCU
Type	Credit Union

Agreement

Type	Stand-Alone Refinance
Amount	Amount Recorded
Term	217 Months
Due	Apr 1, 2041

September 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SUFFOLK NY
Recording Date	Sep 8, 2017
Property Address	604 KEITH LN, WEST ISLIP, NY 11795-3432
Document Number	0129280876
Book / Page	012928 / 000876
Instrument Date	Aug 18, 2017
Transaction Type	Transfer
Record Updated	Oct 26, 2017
Title Company	UNION LAND TITLE COMPANY, UNION LAND TITLE CO.

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$1,848.00
Amount Accuracy	Confirmed
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	108 JUSTICE ST WEST BABYLON NY 117045014, WEST BABYLON, NY 11704-5014

Mortgage

Document Number	228530479
Date	Sep 8, 2017
Book Page	022853/000479

Lender

Name	ISLAND FCU
Type	Credit Union
Address	HAUPPAUGE, NY 11788

Agreement

Type	Conventional with PMI
Amount	Amount Recorded
Term	360 Months
Due	Sep 7, 2047

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	Tax Bill	Assessed Value	Assessed Market Value
2025		$40,800 (-) Land $7,000 Building $33,800	$574,648 (-) Land $98,592 Building $476,056
2024	$12,066.00		$574,648 (+2.54%) Land $98,592 Building $476,056
2023		$40,800 Land $7,000 Building $33,800	$560,440 Land $96,154 Building $464,286

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 29 policies
Nearby Flood Policies	29 in force
Nearby Flood Claims	22 (1979–2014)
Claims Outside the SFHA	22 of 22
Most Recent Claim	Aug 2014 · rainfall accumulation

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 591 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

May also be available: T-Mobile.

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