20 Mountain Ave, Mendham, NJ 07945 Property Records

Morris County and Mendham Borough property record for 20 Mountain Ave, Mendham, NJ 07945 · Last verified July 2026

Property Highlights

Property TypeOther > Exempt (Full or Partial)
Year BuiltBuilt 1906
Square Footage1,293 sqft Total Area
Lot Size14,985 sqft (0.344 acres)

Owner

Source: Morris County and Mendham Borough records · APN 18-00301-0000-00019

Assessment roll updated July 9, 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 Record2 Individual Names on File
Mailing Address20 MOUNTAIN AVE, MENDHAM, NJ 07945-1419
Owner TypeOwner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

DateDocument
Feb 18, 2026Deed of Trust, Mortgage · Veterans Administration Mortgage
ROCKET MORTGAGE LLC
Aug 11, 2021Deed of Trust, Mortgage · Conventional Mortgage
QUICKEN LOANS LLC
Aug 12, 2019Deed of Trust, Mortgage · Conventional Mortgage
QUICKEN LNS
Feb 20, 2018Deed of Trust, Mortgage · Conventional Mortgage
QUICKEN LNS

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Record RefreshedSep 20, 2026

February 2026: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionMORRIS NJ
Property Address20 MOUNTAIN AVE, MENDHAM, NJ 07945-1419
Transaction TypeMortgage
Record UpdatedMar 04, 2026

Transferred To (Grantee/Buyer)

NameVerified Name
Address20 MOUNTAIN AVE, MENDHAM, NJ 07945-1419

Mortgage

Document Number0250600959
DateFeb 18, 2026
Book Page25060/959
Instrument2026006684
Lender
NameROCKET MORTGAGE LLC
TypeMortgage Company
AddressDETROIT, MI 48226
Agreement
TypeVeterans Administration Mortgage
AmountAmount Recorded
Term360 Months
DueFeb 01, 2056

August 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionMORRIS NJ
Property Address20 MOUNTAIN AVE, MENDHAM, NJ 07945-1419
Transaction TypeMortgage
Record UpdatedAug 25, 2021
Title CompanyAMROCK INC

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0241931514
DateAug 11, 2021
Book Page24193/1514
Instrument2021068047
Lender
NameQUICKEN LOANS LLC
TypeMortgage Company
AddressDETROIT, MI 48226
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term359 Months
DueJul 01, 2051

August 2019: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionMORRIS NJ
Property Address20 MOUNTAIN AVE, MENDHAM, NJ 07945-1419
Document Number0235940825
Instrument DateAug 12, 2019
Transaction TypeMortgage
Record UpdatedAug 28, 2019
Title CompanyOTHER

Transferred To (Grantee/Buyer)

NameVerified Name
Address20 MOUNTAIN AVE MENDHAM NJ 079451419, MENDHAM, NJ 07945-1419

Mortgage

Document Number0235940825
DateAug 19, 2019
Book Page023594/000825
Instrument44204
Lender
NameQUICKEN LNS
TypeFunding / Finance Company
AddressDETROIT, MI 48226-1906
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term360 Months
DueAug 18, 2049

February 2018: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionMORRIS NJ
Property Address20 MOUNTAIN AVE, MENDHAM, NJ 07945-1419
Document Number0233020721
Instrument DateFeb 20, 2018
Transaction TypeMortgage
Record UpdatedMar 06, 2018
Title CompanyOTHER

Transferred To (Grantee/Buyer)

NameVerified Name
Address20 MOUNTAIN AVE MENDHAM NJ 079451419, MENDHAM, NJ 07945-1419

Mortgage

Document Number0233020721
DateFeb 27, 2018
Book Page023302/000721
Instrument11346
Lender
NameQUICKEN LNS
TypeFunding / Finance Company
AddressDETROIT, MI 48226-1906
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term360 Months
DueFeb 26, 2048

Tax Assessment & Valuation

Source: Morris County and Mendham Borough records · Assessment roll updated July 9, 2026 · Last verified July 2026

Property Jurisdictions

TypeName
StateNew Jersey
CountyMorris County
MunicipalityMendham Borough
Elementary School DistrictMendham Borough School District (KG - 08)
Secondary School DistrictWest Morris Regional School District (09 - 12)

Tax Bill & Assessment History

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

YearAssessed ValueAssessed Market Value
2026$406,200 (-) Land $294,400 Building $111,800$406,200 (-) Land $294,400 Building $111,800
2025$406,200 (-) Land $294,400 Building $111,800$406,200 (-) Land $294,400 Building $111,800
2023$406,200 Land $294,400 Building $111,800$406,200 Land $294,400 Building $111,800

Flood & Wildfire

Source: FEMA National Flood Hazard Layer · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified: October 2026

Flood

FEMA Flood ZoneFEMA flood map data for this location is not available in our records

Wildfire

Wildfire RiskLow
above 20% of the US · above 35% of New Jersey
Wildfire LikelihoodAbout 1 in 10,000 per year
ExposureIndirect
within ember reach
Adjoins Burnable LandYes

Values are read at the parcel center point; lenders make the official flood determination.

Historic Designation

Source: NPS National Register of Historic Places · August 1, 2026 release · Last verified: October 2026

Historic DistrictWithin the Mendham Historic District
listed 1985 · 127 contributing resources · NRIS 85000865

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.

Property Details

APN / Parcel Number

Primary APN18-00301-0000-00019
Alternative APNs
  • 1800004A00011
  • 180030100019

Interior

Building Area1,293 sqft Total Area
Stories2 Stories

Exterior

Year BuiltBuilt 1906
Effective Year BuiltEffective 1906
Construction TypeFrame Construction
Lot Area14,985 sqft (0.344 acres)
Depth X Width300 ft x 50 ft Depth x Width

Location & Zoning

Old Parcel Number1800004A00011
Street Address20 MOUNTAIN AVE
CityMENDHAM
StateNJ
Zip07945-1419
Property UsageOther Property Usage
TypeOther > Exempt (Full or Partial)
Legal DescriptionFACILITY NAME: DISABLED VETERAN
Legal SubdivisionMENDHAM
Legal Block301
Legal Lot Number19
JurisdictionMORRIS NJ
Minor Civil DivisionMENDHAM
Census Blockgroup3
Census Block3017
Census Tract46400

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