623 Walnut St, Dunellen, NJ 08812 Property Records

Middlesex County and Dunellen Borough property record for 623 Walnut St, Dunellen, NJ 08812

Property Summary

Property Type	Duplex
Details	1,248 sqft · built 1928
Lot Size	0.086 acres (3,751 sqft)
Owner	Company Name on File
Tax Bill	$9,486 (2025)
Flood Zone	Zone X (moderate risk)
APN	`03-00060-0000-00050`

Property Details

APN / Parcel Number

Primary APN	`03-00060-0000-00050`
Alternative APN	`030006000050`

Interior

Units	2 Units
Stories	2 Stories
Building Area	1,248 sqft Living Area

Exterior

Year Built	Built 1928
Effective Year Built	Effective 1928
Architectural Style	Duplex Single
Lot Area	3,751 sqft (0.086 acres)
Lot Dimensions	150 ft deep x 25 ft wide

Location & Zoning

Street Address	623 WALNUT ST
City	DUNELLEN
State	NJ
Zip	08812-1425
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	RA
Legal Description	25X150
Legal Block	60
Legal Lot Number	50
Jurisdiction	MIDDLESEX NJ
Township / Civil Division	DUNELLEN
Census Block Group	1
Census Block	1020
Census Tract	300

Owner

Source: Middlesex County and Dunellen Borough assessment roll, APN 03-00060-0000-00050, as of June 30, 2026 · Last verified July 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Company Name on File
Mailing Address	623 WALNUT ST, DUNELLEN, NJ 08812-1425
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

Source: Middlesex County and Dunellen Borough assessment roll as of June 30, 2026 · Last verified July 2026

Property Jurisdictions

Type	Name
State	New Jersey
County	Middlesex County
Municipality	Dunellen Borough
Unified School District	Dunellen 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.

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$445,600 (+14.99%) Land $75,100 Building $370,500	$445,600 (+14.99%) Land $75,100 Building $370,500
2025	$9,486.00 (+10.96%)	$387,500 (+24.12%) Land $75,100 Building $312,400	$387,500 (+24.12%) Land $75,100 Building $312,400
2024	$8,549.00 (+17.03%)
2023		$312,200 Land $75,100 Building $237,100	$312,200 Land $75,100 Building $237,100
2022	$7,305.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Middlesex County (34023C), as of December 16, 2021 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 340230003001, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Nearest Special Flood Hazard Area	Zone AE, within 100 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 131 policies
Nearby Flood Policies	131 in force
Nearby Flood Claims	160 (1978–2025)
Claims Outside the SFHA	16 of 160
Most Recent Claim	Jul 2025 · rainfall accumulation
Claims by Event	Remnants Of Hurricane Ida, Sep 2021 · 33 claims Hurricane Irene, Sep 2011 · 47 claims Severe Storms And Flooding, Mar 2010 · 16 claims

Wildfire

Wildfire Risk	Low lower than 98% of the US · lower than 94% of New Jersey
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond ember reach

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, 558 locations within half a mile, as of December 31, 2025 · Last verified October 2026

Provider	Max 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	2,000 / 2,000
AT&T Fixed Wireless	100 / 20

Drinking Water

Source: EPA Safe Drinking Water Information System, water system NJ2004002, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	NJ AMERICAN WATER - RARITAN private · serves 615,430 people
Water Source	Surface water
Last State Inspection	Jun 2024
Lead	1 ppb (2026) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None 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.