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903 Mountain Ave, Mountainside, NJ 07092 Property Records

Union County and Mountainside Borough property record for 903 Mountain Ave, Mountainside, NJ 07092

Property Summary

Property TypeParking Lot
Lot Size0.262 acres (11,413 sqft)
Owner2 Individual Names on File
Last Sale$820,000 (Jan 2024)
Tax Bill$15,376 (2022)
Deeds & MortgagesSep 2022 Transfer
Sep 2022 Sale
+ 1 more
Flood ZoneZone X (minimal risk)
APN10-00014-0000-00015-03

Property Details

APN / Parcel Number

Primary APN10-00014-0000-00015-03
Alternative APN
  • 1000014000000015C

Interior

Stories2 Stories

Exterior

Construction TypeFrame
Lot Area11,413 sqft (0.262 acres)

Location & Zoning

Old Parcel Number1000014000000015C
Street Address903 MOUNTAIN AVE
CityMOUNTAINSIDE
StateNJ
Zip07092
Property CategoryCommercial
Property TypeCommercial > Retail > Parking Lot
Local Zoning CodeB
Legal DescriptionFACILITY NAME: PARK
Legal SubdivisionMINOR SUB
Legal Block14
Legal Lot Number15.3
JurisdictionUNION NJ
Township / Civil DivisionMOUNTAINSIDE
Census Block Group5
Census Block5032
Census Tract38300

Owner

903 Mountain Ave, a commercial property, is owned by two individuals who bought it in January 2024.

Source: Union County and Mountainside Borough records, as of July 8, 2026

Owner of Record2 Individual Names on File
Mailing Address1385 US HIGHWAY 22, MOUNTAINSIDE, NJ 07092-2605
Owner TypeIndividual

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

Deeds, Mortgages & Sale History

DateDocument
Sep 22, 2022Intrafamily Transfer, Transfer
SIMPLICITY TITLE LLC
Sep 22, 2022Deed, Transfer
WESTCOR LAND TITLE INSURANCE COMPANY, WESTCOR LAND TITLE INS CO
Jan 24, 2024Re-recorded Document
WESTCOR LAND TITLE INSURANCE COMPANY, WESTCOR LAND TITLE INS CO

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleJan 24, 2024 · Amount on File
Deed SaleJan 24, 2024 · Amount on File
Prior SaleSep 22, 2022 · Amount on File
Deed Document Number202435270
Deed Book / Page6534 / 2946
Prior Transfer DateAug 9, 2022
Prior Transfer Doc0065342946
Record UpdatedSep 20, 2026

September 2022: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionUNION NJ
Recording DateSep 22, 2022
Property Address903 MOUNTAIN AVE, MOUNTAINSIDE, NJ 07092
Document Number0064820461
Book / Page6482 / 461
Instrument DateAug 9, 2022
Instrument22693
Transaction TypeTransfer
Record UpdatedApr 11, 2024
Title CompanySIMPLICITY TITLE LLC

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer
  • Multiple Parcels

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address1385 US HIGHWAY 22, MOUNTAINSIDE, NJ 07092-2605

September 2022: Deed, Transfer

Document TypeDeed
JurisdictionUNION NJ
Recording DateSep 22, 2022
Property Address903 MOUNTAIN AVE, MOUNTAINSIDE, NJ 07092
Document Number0064820451
Book / Page6482 / 451
Instrument DateAug 9, 2022
Instrument22692
Transaction TypeTransfer
Record UpdatedApr 11, 2024
Title CompanyWESTCOR LAND TITLE INSURANCE COMPANY, WESTCOR LAND TITLE INS CO

Transaction

AmountAmount on Record
Tax$3,882.20
Amount AccuracyFull Amount Stated
Additional
  • Arm's Length
  • Multiple Parcels

Transferred From (Grantor/Seller)

NameVerified Name
Address36 SPRING BROOK RD, MORRISTOWN, NJ 07960-6320

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipTenants in Common
Address1385 US HIGHWAY 22, MOUNTAINSIDE, NJ 07092-2605

January 2024: Re-recorded Document

Document TypeRe-recorded Document
JurisdictionUNION NJ
Recording DateJan 24, 2024
Property Address903 MOUNTAIN AVE, MOUNTAINSIDE, NJ 07092
Document Number0065342946
Book / Page6534 / 2946
Instrument DateAug 8, 2022
Instrument35270
Record UpdatedApr 11, 2024
Title CompanyWESTCOR LAND TITLE INSURANCE COMPANY, WESTCOR LAND TITLE INS CO

Transaction

AmountAmount on Record
Tax$0.00
Amount AccuracyFull Amount Stated
Additional
  • Multiple Parcels

Transferred From (Grantor/Seller)

NameVerified Name
Address36 SPRING BROOK RD, MORRISTOWN, NJ 07960-6320

Transferred To (Grantee/Buyer)

NameVerified Name
Address1385 US HIGHWAY 22, MOUNTAINSIDE, NJ 07092-2605

Tax Assessment & Valuation

Source: Union County and Mountainside Borough assessment roll, as of July 8, 2026

Property Jurisdictions

TypeName
StateNew Jersey
CountyUnion County
MunicipalityMountainside Borough
Unified School DistrictMountainside Borough School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$770,000 (-) Land $768,100 Building $1,900$770,000 (-) Land $768,100 Building $1,900
2025$770,000 Land $768,100 Building $1,900$770,000 Land $768,100 Building $1,900
2023$770,000 (-) Land $768,100 Building $1,900$770,000 (-) Land $768,100 Building $1,900
2022$15,376.00$770,000 Land $768,100 Building $1,900$770,000 Land $768,100 Building $1,900

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

Flood

FEMA maps place 903 Mountain Ave in Zone X, an area of minimal flood risk, though there have been 5 flood claims nearby since 1979.

Source: FEMA National Flood Hazard Layer, effective September 24, 2020 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Policies6 in force
Nearby Flood Claims5 (1979–2011)
Claims Outside the SFHA3 of 5
Most Recent ClaimAug 2011 · Hurricane Irene

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

Wildfire risk around 903 Mountain Ave is low, with a 0.01% annual chance of 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.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemNJ AMERICAN WATER - RARITAN
private · serves 615,430 people · EPA ID NJ2004002
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, 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 261 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Verizon
Fiber · Fixed Wireless in parts of the area		2,300 / 2,300
Xfinity
Cable		2,000 / 250
AT&T
Fixed Wireless		100 / 20
T-Mobile
Fixed Wireless		100 / 20

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