1085 Prospect Ave, Mountainside, NJ 07092 Property Records

Union County and Mountainside Borough property record for 1085 Prospect Ave, Mountainside, NJ 07092

Property Summary

Property Type	Single Family Home
Details	2,619 sqft · built 1966
Lot Size	0.603 acres (26,267 sqft)
Owner	Company Name on File
Tax Bill	$13,448 (2025)
Flood Zone	Zone X (minimal risk)
APN	`10-00005-01-00005`

Property Details

APN / Parcel Number

Primary APN	`10-00005-01-00005`
Alternative APN	`1000005A00005`

Interior

Stories	2 Stories
Building Area	2,619 sqft Living Area

Exterior

Year Built	Built 1966
Effective Year Built	Effective 1966
Construction Type	Frame
Lot Area	26,267 sqft (0.603 acres)
Parking Spaces	2 Parking Spaces

Location & Zoning

Old Parcel Number	1000005A00005
Street Address	1085 PROSPECT AVE
City	MOUNTAINSIDE
State	NJ
Zip	07092-1508
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R-2
Legal Subdivision	SKETCH SHOWING PROPOSED SUB
Legal Block	5.1
Legal Lot Number	5
Jurisdiction	UNION NJ
Township / Civil Division	MOUNTAINSIDE
Census Block Group	3
Census Block	3005
Census Tract	38300

Owner

Source: Union County and Mountainside Borough records · APN 10-00005-01-00005

Assessment roll updated July 8, 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	1085 PROSPECT AVE, MOUNTAINSIDE, NJ 07092-1508
Owner Type	Company
Vesting	Trust, Revocable Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Transfer Date	Oct 30, 2015
Transfer Doc	0060890339
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

Source: Union County and Mountainside Borough records · Assessment roll updated July 8, 2026 · Last verified July 2026

Property Jurisdictions

Type	Name
State	New Jersey
County	Union County
Municipality	Mountainside Borough
Unified School District	Mountainside 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		$640,400 (-) Land $340,900 Building $299,500	$640,400 (-) Land $340,900 Building $299,500
2025	$13,448.00 (+2.44%)	$640,400 (-) Land $340,900 Building $299,500	$640,400 (-) Land $340,900 Building $299,500
2024	$13,128.00 (+2.66%)
2023		$640,400 (-) Land $340,900 Building $299,500	$640,400 (-) Land $340,900 Building $299,500
2022	$12,788.00	$640,400 Land $340,900 Building $299,500	$640,400 Land $340,900 Building $299,500

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of September 24, 2020 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	1 in force

Wildfire

Wildfire Risk	Low lower than 80% of the US · lower than 65% of New Jersey
Wildfire Likelihood	0.02% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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 as of December 31, 2025 · Last verified October 2026

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

Based on FCC filings for 237 locations within half a mile of this property.

Cell Coverage

5G (outdoors only) and 4G LTE

Drinking Water

Source: EPA Safe Drinking Water Information System 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.