429 E Blackwell St, Dover, NJ 07801 Property Records

Morris County and Rockaway Township property record for 429 E Blackwell St, Dover, NJ 07801

Property Summary

Property TypeCommercial Office
Details8,520 sqft
Lot Size0.5 acres (21,780 sqft)
OwnerCompany Name on Record
Last Sale$500,000 (Mar 2008)
Tax Bill$37,601 (2024)
APN35-10202-0000-00045

Property Details

APN / Parcel Number

Primary APN35-10202-0000-00045
Alternative APNs
  • 3500137000000030
  • 351020200045

Interior

Stories1 Story
Building Area8,520 sqft Gross Area
1st Floor Area8,520 sqft

Exterior

Exterior MaterialConcrete Block
Construction TypeConcrete Block
Lot Area21,780 sqft (0.5 acres)
Lot Dimensions83 ft deep x 295 ft wide

Location & Zoning

Old Parcel Number3500137000000030
Street AddressE BLACKWELL ST
CityROCKAWAY
StateNJ
Zip07866
Property CategoryCommercial
Property TypeCommercial > Office > Commercial Office
Local Zoning CodeI
Legal Block10202
Legal Lot Number45
JurisdictionMORRIS NJ
Township / Civil DivisionROCKAWAY
Census Block Group1
Census Block1016
Census Tract44502

Owner

Source: Morris County and Rockaway Township records, as of July 9, 2026

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

Owner of RecordCompany Name on Record
Mailing Address12 ORBEN DR, 2, LANDING, NJ 07850-1800
Owner TypeCompany

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleMar 18, 2008 · Amount on Record
Deed SaleMar 18, 2008 · Amount on Record
Prior SaleNov 26, 2007 · Amount on Record
Deed Document Number200819723
Deed Book / Page21039 / 208
Record UpdatedSep 20, 2026

Tax Assessment & Valuation

Source: Morris County and Rockaway Township assessment roll, as of July 9, 2026

Property Jurisdictions

TypeName
StateNew Jersey
CountyMorris County
County SubdivisionRockaway Township
Secondary School DistrictMorris Hills Regional School District (09 - 12)
Elementary School DistrictRockaway Township School District (KG - 08)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$1,652,900 (+6.78%) Land $229,500 Building $1,423,400$1,652,900 (+6.78%) Land $229,500 Building $1,423,400
2025$1,547,900 (+21.83%) Land $229,500 Building $1,318,400$1,547,900 (+21.83%) Land $229,500 Building $1,318,400
2024$37,601.00 (+22.1%)
2023$1,270,500 Land $229,500 Building $1,041,000$1,270,500 Land $229,500 Building $1,041,000
2022$30,796.00

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

Flood

Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneNot on file
Nearby Flood Policies4 in force
Nearby Flood Claims9 (1979–2012)
Claims Outside the SFHA5 of 9
Most Recent ClaimOct 2012 · Hurricane Sandy

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

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Internet Providers

Source: FCC Broadband Data Collection, based on 139 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

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