31 Union St, Montclair, NJ 07042 Property Records

Essex County and Montclair Township property record for 31 Union St, Montclair, NJ 07042

Property Summary

Property TypeApartments (5+ Units)
Details3,646 sqft · built 1902
Lot Size0.168 acres (7,301 sqft)
OwnerCompany Name on Record
Last Sale$612,500 (Jul 2024)
Tax Bill$14,644 (2025)
Flood ZoneZone X (minimal risk)
APN13-03104-0000-00008

Property Details

APN / Parcel Number

Primary APN13-03104-0000-00008
Alternative APN
  • 130310400008

Interior

Units11 Units
Stories2 Stories
Building Area3,646 sqft Living Area

Exterior

Year BuiltBuilt 1902
Effective Year BuiltEffective 1902
Construction TypeFrame
Lot Area7,301 sqft (0.168 acres)
Parking Spaces1 Parking Space

Location & Zoning

Old Parcel Number130310400008
Street Address31 UNION ST
CityMONTCLAIR
StateNJ
Zip07042-3387
Property CategoryResidential
Property TypeResidential > Multi-Unit > Apartments (5+ Units)
Local Zoning CodeR2
Legal Description7300SF
Legal Block3104
Legal Lot Number8
JurisdictionESSEX NJ
Township / Civil DivisionMONTCLAIR
Census Block Group1
Census Block1004
Census Tract16800

Owner

Source: Essex County and Montclair Township records, as of July 2, 2026

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

Owner of RecordCompany Name on Record
Mailing Address48 GREENLAWN AVE, CLIFTON, NJ 07013-3212
Owner TypeCompany
VestingLimited Liability Partnership

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleJul 8, 2024 · Amount on Record
Deed SaleJul 8, 2024 · Amount on Record
Prior SaleMay 1, 1987 · Amount on Record
Deed Document Number202438271
Record UpdatedSep 20, 2026

Tax Assessment & Valuation

Source: Essex County and Montclair Township assessment roll, as of July 2, 2026

Property Jurisdictions

TypeName
StateNew Jersey
CountyEssex County
County SubdivisionMontclair Township
Unified School DistrictMontclair Town School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$416,500 (-) Land $219,000 Building $197,500$416,500 (-) Land $219,000 Building $197,500
2025$14,644.00 (-28.15%)$416,500 (-30.46%) Land $219,000 Building $197,500$416,500 (-30.46%) Land $219,000 Building $197,500
2024$20,380.00 (+3.5%)
2023$598,900 Land $219,000 Building $379,900$598,900 Land $219,000 Building $379,900
2022$19,691.00

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, 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
Community Rating SystemClass 10 (0% premium discount)
Nearby Flood Policies7 in force
Nearby Flood Claims30 (1981–2021)
Claims Outside the SFHA3 of 30
Most Recent ClaimSep 2021 · rainfall accumulation
Claims by Event
  • Hurricane Irene, Aug 2011 · 11 claims
  • Severe Storms And Inland And Coastal Flooding, Apr 2007 · 6 claims
  • Hurricane Floyd Major Disaster Declarations, Sep 1999 · 7 claims

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 RiskNot rated
no burnable land within ember reach

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 SystemMONTCLAIR WATER BUREAU
serves 40,150 people · EPA ID NJ0713001
Water SourcePurchased surface water from several systems
Last State InspectionSep 2024
LeadUnder 1 ppb (2026)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureCorrosion control
Jan 2024
Monitoring and Reporting1
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 571 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Optimum
Fiber · Cable
8,000 / 8,000
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

Nearby Properties on Union St

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