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135 Saint Marks Ln, Islip, NY 11751 Property Records

Suffolk County and Islip Town property record for 135 Saint Marks Ln, Islip, NY 11751

Property Summary

Property TypeSingle Family Home
Details2,316 sqft · built 1984
Lot Size0.49 acres (21,344 sqft)
Owner2 Individual Names on Record
Last Sale$470,000 (Jun 2017)
Tax Bill$18,117 (2024)
Deeds & MortgagesJul 2020 Mortgage
Jun 2017 Sale & Mortgage
Flood ZoneZone X (minimal risk)
APN472889 397.-3-18.5

Property Details

APN / Parcel Number

Primary APN472889 397.-3-18.5
Alternative APNs
  • 0500-397.00-03.00-018.005
  • 288939700000030180050000
  • 472800832050
  • 035563

Interior

Building Area2,316 sqft Living Area
1st Floor Area1,672 sqft

Exterior

Year BuiltBuilt 1984
Effective Year BuiltEffective 1984
Lot Area21,344 sqft (0.49 acres)
Lot Width122 ft Width
Garage TypeAttached
Garage Area638 sqft

Location & Zoning

Account Number035563
Street Address135 SAINT MARKS LN
CityISLIP
StateNY
Zip11751-4135
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeAA
Legal DescriptionX2219774Y182113 T059H00000000
Legal Block7000
Legal Lot Number300
JurisdictionSUFFOLK NY
Township / Civil DivisionISLIP
Census Block Group1
Census Block1000
Census Tract147402

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 Record2 Individual Names on Record
Mailing Address135 SAINT MARKS LN, ISLIP, NY 11751-4135
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

DateDocument
Jul 28, 2020Deed of Trust, Mortgage · Conventional Mortgage
MEADOWBROOK FIN'L MTG BKERS
Jun 13, 2017Grant Deed, Transfer · Conventional Mortgage
FREEDOM MTG

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleJun 13, 2017 · Amount on Record
Deed SaleJun 13, 2017 · Amount on Record
Deed Book / Page12916 / 561
Prior Transfer DateApr 20, 2010
Prior Transfer Doc0126240294
Record UpdatedSep 20, 2026

July 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionSUFFOLK NY
Property Address135 SAINT MARKS LN, ISLIP, NY 11751-4135
Document Number0231660136
Instrument DateJul 28, 2020
Transaction TypeMortgage
Record UpdatedOct 26, 2020
Title CompanyNOT AVAILABLE

Transferred To (Grantee/Buyer)

NameVerified Name
Address135 SAINT MARKS LN ISLIP NY 117514135, ISLIP, NY 11751-4135

Mortgage

Document Number0231660136
DateAug 24, 2020
Book Page023166/000136
Lender
NameMEADOWBROOK FIN'L MTG BKERS
TypeMortgage Company
AddressWESTBURY, NY 11590
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term300 Months
DueAug 23, 2045

June 2017: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionSUFFOLK NY
Recording DateJun 13, 2017
Property Address135 SAINT MARKS LN, ISLIP, NY 11751-4135
Document Number0129160561
Book / Page012916 / 000561
Instrument DateMay 24, 2017
Transaction TypeTransfer
Record UpdatedJan 10, 2019
Title CompanyADVANTAGE TITLE COMPANY, ADVANTAGE TITLE CO

Transaction

AmountAmount Recorded
DownpaymentDownpayment on Record
Loan-to-Value (LTV)LTV on Record
Tax$1,880.00
Amount AccuracyConfirmed
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipJoint Tenants with Right of Survivorship
Address4 FIRE ROAD DR BAY SHORE NY 117063815, BAY SHORE, NY 11706-3815

Mortgage

Document Number228250977
DateJun 13, 2017
Book Page022825/000977
Lender
NameFREEDOM MTG
TypeMortgage Company
AddressMELVILLE, NY 11747
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term360 Months
DueJun 12, 2047

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateNew York
CountySuffolk County
County SubdivisionIslip Town
Unified School DistrictIslip Union Free School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$55,700 (-) Land $14,600 Building $41,100$784,507 (-) Land $205,634 Building $578,873
2024$18,117.00$784,507 (+2.54%) Land $205,634 Building $578,873
2023$55,700 Land $14,600 Building $41,100$765,109 Land $200,549 Building $564,560

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 ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Flood Insurance CostPremium on Record
median of 40 policies
Nearby Flood Policies40 in force
Nearby Flood Claims19 (1980–2023)
Claims Outside the SFHA18 of 19
Most Recent ClaimJul 2023 · rainfall accumulation
Claims by Event
  • Hurricane Sandy, Oct 2012 · 2 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 RiskNot 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 SystemSUFFOLK COUNTY WATER AUTHORITY
serves 1,100,000 people · EPA ID NY5110526
Water SourceGroundwater
Last State InspectionJan 2024
Lead1 ppb (2025–2027)
action level 15 ppb

Violations Reported to EPA

Water QualityAsbestos
resolved · Jul 2020
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
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

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

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