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517 Jefferson Ave, Dunellen, NJ 08812 Property Records

Middlesex County and Dunellen Borough property record for 517 Jefferson Ave, Dunellen, NJ 08812

Property Summary

Property TypeSingle Family Home
Details1,864 sqft · built 1915
Lot Size0.229 acres (9,971 sqft)
Owner2 Individual Names on File
Last Sale$485,000 (Feb 2024)
Tax Bill$11,863 (2025)
Deeds & MortgagesDec 2023 Sale & Mortgage
Feb 2024 Sale
+ 3 more
Flood ZoneZone X (moderate risk)
APN03-00009-0000-00001-01

Property Details

APN / Parcel Number

Primary APN03-00009-0000-00001-01
Alternative APN
  • 0300009000000001

Interior

Stories1 Story
Building Area1,864 sqft Living Area
1st Floor Area1,864 sqft

Exterior

Year BuiltBuilt 1915
Effective Year BuiltEffective 1915
Construction TypeFrame
Lot Area9,971 sqft (0.229 acres)
Lot Dimensions99 ft deep x 90 ft wide

Location & Zoning

Old Parcel Number0300009000000001
Street Address517 JEFFERSON AVE
CityDUNELLEN
StateNJ
Zip08812-1307
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeRA
Legal Description99.90X99.79
Legal SubdivisionDUNELLEN
Legal Block9
Legal Lot Number1.1
JurisdictionMIDDLESEX NJ
Township / Civil DivisionDUNELLEN
Census Block Group4
Census Block4012
Census Tract300

Owner

Source: Middlesex County and Dunellen Borough records · APN 03-00009-0000-00001-01

Assessment roll updated June 30, 2026 · Last verified August 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 File
Mailing Address517 JEFFERSON AVE, DUNELLEN, NJ 08812-1307
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

DateDocument
Dec 11, 2023Deed, Transfer · Conventional Mortgage
NEW JERSEY LENDERS CORP
Feb 21, 2024Re-recorded Document
FOUNDATION TITLE, FOUNDATION TITLE LLC
Sep 14, 2020Deed, Transfer · Conventional Mortgage
NEW JERSEY LENDERS CORP
Mar 28, 2018Quit Claim Deed, Transfer
ATTORNEY ONLY
Mar 28, 2018Quit Claim Deed, Transfer
ATTORNEY ONLY

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleFeb 21, 2024 · Amount on Record
Deed SaleFeb 21, 2024 · Amount on Record
Prior SaleDec 11, 2023 · Amount on Record
Deed Document Number20249828
Deed Book / Page19403 / 832
Prior Transfer DateNov 29, 2023
Prior Transfer Doc0000009828
Record UpdatedSep 20, 2026

December 2023: Deed, Transfer

Document TypeDeed
JurisdictionMIDDLESEX NJ
Recording DateDec 11, 2023
Property Address517 JEFFERSON AVE, DUNELLEN, NJ 08812-1307
Document Number0000072454
Book / Page19359 / 407
Instrument DateNov 29, 2023
Instrument2023072454
Transaction TypeTransfer
Record UpdatedDec 25, 2023
Title CompanyFOUNDATION TITLE, FOUNDATION TITLE LLC

Transaction

AmountAmount Recorded
DownpaymentDownpayment on File
Loan-to-Value (LTV)LTV on Record
Tax$4,031.00
Amount AccuracyFull Amount Stated
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name
Address8 GERARD DUFRESNE DR, RANDOLPH, MA 02368-3653

Transferred To (Grantee/Buyer)

NameVerified Name
Address517 JEFFERSON AVE, DUNELLEN, NJ 08812-1307

Mortgage

Document Number0000072455
DateDec 11, 2023
Instrument2023072455
Lender
NameNEW JERSEY LENDERS CORP
TypeMortgage Company
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueJan 01, 2054

February 2024: Re-recorded Document

Document TypeRe-recorded Document
JurisdictionMIDDLESEX NJ
Recording DateFeb 21, 2024
Property Address517 JEFFERSON AVE, DUNELLEN, NJ 08812-1307
Document Number0000009828
Book / Page19403 / 832
Instrument DateNov 29, 2023
Instrument2024009828
Record UpdatedMar 07, 2024
Title CompanyFOUNDATION TITLE, FOUNDATION TITLE LLC

Transaction

AmountAmount Recorded
Tax$4,031.00
Amount AccuracyFull Amount Stated

Transferred From (Grantor/Seller)

NameVerified Name
Address8 GERARD DUFRESNE DR, RANDOLPH, MA 02368-3653

Transferred To (Grantee/Buyer)

NameVerified Name
Address517 JEFFERSON AVE, DUNELLEN, NJ 08812-1307

September 2020: Deed, Transfer

Document TypeDeed
JurisdictionMIDDLESEX NJ
Recording DateSep 14, 2020
Property Address517 JEFFERSON AVE, DUNELLEN, NJ 08812-1307
Document Number2020085927
Book / Page18026 / 1384
Instrument DateAug 20, 2020
Instrument2020085927
Transaction TypeTransfer
Record UpdatedNov 02, 2021
Title CompanyOLD REPUBLIC TITLE INS CO

Transaction

AmountAmount Recorded
DownpaymentDownpayment on File
Loan-to-Value (LTV)LTV on Record
Tax$2,066.00
Amount AccuracyFull Amount Stated
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name
Address643 FOOTHILL RD, 643, BRIDGEWATER, NJ 08807-1883

Transferred To (Grantee/Buyer)

NameVerified Name
Address517 JEFFERSON AVE, DUNELLEN, NJ 08812-1307

Mortgage

Document Number2020085928
DateSep 14, 2020
Instrument2020085928
Lender
NameNEW JERSEY LENDERS CORP
TypeMortgage Company
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueOct 01, 2050

March 2018: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionMIDDLESEX NJ
Recording DateMar 28, 2018
Property Address517 JEFFERSON AVE, DUNELLEN, NJ 08812-1307
Document Number0000026216
Book / Page017127 / 001832
Instrument DateMar 05, 2018
Instrument26216
Transaction TypeTransfer
Record UpdatedMay 31, 2018
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address517 JEFFERSON AVE DUNELLEN NJ 088121307, DUNELLEN, NJ 08812-1307

March 2018: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionMIDDLESEX NJ
Recording DateMar 28, 2018
Property Address517 JEFFERSON AVE, DUNELLEN, NJ 08812-1307
Document Number0000026217
Book / Page017127 / 001838
Instrument DateMar 05, 2018
Instrument26217
Transaction TypeTransfer
Record UpdatedMay 31, 2018
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address517 JEFFERSON AVE DUNELLEN NJ 088121307, DUNELLEN, NJ 08812-1307

Tax Assessment & Valuation

Source: Middlesex County and Dunellen Borough records · Assessment roll updated June 30, 2026 · Last verified August 2026

Property Jurisdictions

TypeName
StateNew Jersey
CountyMiddlesex County
MunicipalityDunellen Borough
Unified School DistrictDunellen Borough School District (KG - 12)

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

YearTax BillAssessed ValueAssessed Market Value
2026$484,600 (-) Land $114,000 Building $370,600$484,600 (-) Land $114,000 Building $370,600
2025$11,863.00 (+10.16%)$484,600 (+28.71%) Land $114,000 Building $370,600$484,600 (+28.71%) Land $114,000 Building $370,600
2024$10,769.00 (+13.49%)
2023$376,500 (+9.54%) Land $114,000 Building $262,500$376,500 (+9.54%) Land $114,000 Building $262,500
2022$9,489.00 (+2.04%)$343,700 Land $114,000 Building $229,700$343,700 Land $114,000 Building $229,700
2021$9,299.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of December 16, 2021 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
moderate risk
500-Year FloodplainYes
0.2% annual chance
Nearest Special Flood Hazard AreaZone AE, within 100 ft
Flood Insurance RequirementNot required
lenders may require it
Flood Insurance CostPremium on Record
median of 45 policies
Nearby Flood Policies45 in force
Nearby Flood Claims183 (1978–2025)
Claims Outside the SFHA12 of 183
Most Recent ClaimJul 2025 · rainfall accumulation
Claims by Event
  • Remnants Of Hurricane Ida, Sep 2021 · 29 claims
  • Hurricane Irene, Sep 2011 · 35 claims
  • Severe Storms And Flooding, Mar 2010 · 42 claims

Wildfire

Wildfire RiskLow
lower than 80% of the US · lower than 65% of New Jersey
Wildfire Likelihood0.01% annual chance
ExposureDirect
burnable vegetation at the parcel

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.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

ProviderMax Down / Up (Mbps)
Optimum Communications
Fiber · Cable		8,000 / 8,000
Verizon
Fiber · Fixed Wireless in parts of the area		2,300 / 2,300
Xfinity
Fiber · Cable in parts of the area		2,000 / 2,000
AT&T
Fixed Wireless		100 / 20

Based on FCC filings for 519 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water SystemNJ AMERICAN WATER - RARITAN
private · serves 615,430 people
Water SourceSurface water
Last State InspectionJun 2024
Lead1 ppb (2026)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
last 3 years

Results are for the whole water system as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.

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