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758 Johnson Ave, Ronkonkoma, NY 11779 Property Records

Suffolk County and Islip Town property record for 758 Johnson Ave, Ronkonkoma, NY 11779

Property Summary

Property TypeSingle Family Home
Lot Size0.14 acres (6,098 sqft)
Owner2 Individual Names on Record
Last Sale$241,500 (Aug 2001)
Deeds & MortgagesDec 2018 Refinance
Mar 2015 Loan Modification
Flood ZoneZone X (minimal risk)
APN472889 62.-1-61

Property Details

APN / Parcel Number

Primary APN472889 62.-1-61
Alternative APNs
  • 0500-062.00-01.00-061.000
  • 288906200000010610000000
  • 472800143400
  • 552760

Exterior

Lot Area6,098 sqft (0.14 acres)
Lot Dimensions125 ft deep x 50 ft wide

Location & Zoning

Account Number552760
Street Address758 JOHNSON AVE
CityRONKONKOMA
StateNY
Zip11779-6137
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeA
Legal DescriptionX2240531Y212760 T014H00000000
Legal Block2000
Legal Lot Number100
JurisdictionSUFFOLK NY
Township / Civil DivisionISLIP
Census Block Group2
Census Block2027
Census Tract145808

Owner

Source: Suffolk County and Islip Town records, as of October 19, 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 Address758 JOHNSON AVE, RONKONKOMA, NY 11779-6137
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

DateDocument
Dec 19, 2018Deed of Trust, Mortgage · Stand-Alone Refinance
SUSTAINABLE NEIGHBORHOODS LLC
Mar 4, 2015Loan Modification, Mortgage
US BK

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleAug 6, 2001 · Amount on Record
Deed SaleAug 6, 2001 · Amount on Record
Deed Book / Page12134 / 168
Record UpdatedOct 29, 2026

December 2018: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionSUFFOLK NY
Property Address758 JOHNSON AVE, RONKONKOMA, NY 11779-6137
Transaction TypeMortgage
Record UpdatedFeb 5, 2021

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0229910143
DateDec 19, 2018
Book Page22991/143
Lender
NameSUSTAINABLE NEIGHBORHOODS LLC
Agreement
TypeStand-Alone Refinance
AmountAmount Recorded

March 2015: Loan Modification, Mortgage

Document TypeLoan Modification
JurisdictionSUFFOLK NY
Property Address758 JOHNSON AVE, RONKONKOMA, NY 11779-6137
Document Number0227780134
Book / Page022778 / 000134
Instrument DateMar 4, 2015
Transaction TypeMortgage
Record UpdatedJan 5, 2018
Title CompanyFIRST AMERICAN TITLE

Transferred To (Grantee/Buyer)

NameVerified Name
Address758 JOHNSON AVE RONKONKOMA NY 117796137, RONKONKOMA, NY 11779-6137

Mortgage

Document Number0227780134
DateJan 13, 2017
Book Page022778/000134
Lender
NameUS BK
TypeBank
AddressSAINT PAUL, MN 55107
Agreement
AmountAmount Recorded
Term456 Months
DueJan 12, 2055
Interest
Rate TypeAdjustable Rate
Rate4%

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 DistrictConnetquot Central School District (PK - 12)

Tax Bill & Assessment History

YearAssessed ValueAssessed Market Value
2025$35,300 (-) Land $7,700 Building $27,600
2024$497,183 (+2.54%) Land $108,451 Building $388,732
2023$35,300 Land $7,700 Building $27,600$484,890 Land $105,769 Building $379,121

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
Nearby Flood Policies3 in force
Nearby Flood Claims2 (2011–2014)
Claims Outside the SFHA2 of 2
Most Recent ClaimAug 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 RiskLow
lower than 98% of the US · lower than 97.9% of New York
Wildfire LikelihoodUnder 0.01% annual chance
ExposureNone
beyond 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 310 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

Cell Coverage

5G (outdoors only) and 4G LTE

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