837 Johnson Ave, Ronkonkoma, NY 11779 Property Records

Suffolk County and Islip Town property record for 837 Johnson Ave, Ronkonkoma, NY 11779

Property Summary

Property Type	Duplex
Lot Size	0.38 acres (16,553 sqft)
Owner	Individual Name on Record
Last Sale	$202,500 (Sep 2015)
Tax Bill	$11,481 (2024)
Deeds & Mortgages	Apr 2021 Refinance Nov 2018 Refinance
Flood Zone	Zone X (minimal risk)
APN	`472889 62.-2-24`

Property Details

APN / Parcel Number

Primary APN	`472889 62.-2-24`
Alternative APNs	`0500-062.00-02.00-024.000` `288906200000020240000000` `472800144160` `060649`

Exterior

Architectural Style	Duplex Single
Lot Area	16,553 sqft (0.38 acres)
Lot Width	100 ft Width

Location & Zoning

Account Number	060649
Street Address	837 JOHNSON AVE
City	RONKONKOMA
State	NY
Zip	11779-6052
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	AA
Legal Description	X2241475Y213189 T014H00000000
Legal Block	2000
Legal Lot Number	200
Jurisdiction	SUFFOLK NY
Township / Civil Division	ISLIP
Census Block Group	2
Census Block	2012
Census Tract	145808

Owner

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

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	Individual Name on Record
Mailing Address	837 JOHNSON AVE, RONKONKOMA, NY 11779-6052
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Apr 26, 2021	Deed of Trust, Mortgage · Stand-Alone Refinance NATIONWIDE MORTGAGE BANKERS
Nov 23, 2018	Deed of Trust, Mortgage · Stand-Alone Refinance PEOPLES UNITED BANK

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Sep 14, 2015 · Amount on Record
Deed Sale	Sep 14, 2015 · Amount on Record
Deed Book / Page	D00012832 / 36
Record Updated	Sep 20, 2026

April 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SUFFOLK NY
Property Address	837 JOHNSON AVE, RONKONKOMA, NY 11779-6052
Transaction Type	Mortgage
Record Updated	Feb 23, 2024

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0232650577
Date	Apr 26, 2021
Book Page	23265/577
Instrument	DM005680

Lender

Name	NATIONWIDE MORTGAGE BANKERS

Agreement

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

November 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SUFFOLK NY
Property Address	837 JOHNSON AVE, RONKONKOMA, NY 11779-6052
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0229790986
Date	Nov 23, 2018
Book Page	22979/986

Lender

Name	PEOPLES UNITED BANK
Type	Bank

Agreement

Type	Stand-Alone Refinance
Amount	Amount Recorded
Term	217 Months
Due	Dec 1, 2036

Interest

Rate	5.25%

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	Connetquot Central School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025		$38,850 (-) Land $13,900 Building $24,950	$547,183 (-) Land $195,775 Building $351,408
2024	$11,481.00		$547,183 (+2.54%) Land $195,775 Building $351,408
2023		$38,850 Land $13,900 Building $24,950	$533,654 Land $190,934 Building $342,720

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	3 in force
Nearby Flood Claims	2 (2011–2014)
Claims Outside the SFHA	2 of 2
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	Low lower than 99.1% of the US · lower than 99.2% 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 314 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: T-Mobile.

Cell Coverage

5G (outdoors only) and 4G LTE

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