1603 Grouse Ln, Mountainside, NJ 07092 Property Records

Union County and Mountainside Borough property record for 1603 Grouse Ln, Mountainside, NJ 07092 · Last verified July 2026

Property Summary

Property Type	Single Family Home
Details	2,335 sqft · built 1964
Lot Size	0.347 acres (15,115 sqft)
Owner	2 Individual Names on File
Tax Bill	$11,903 (2025)
Flood Zone	Zone X (minimal risk)
APN	`10-00003-14-00028`

Property Details

APN / Parcel Number

Primary APN	`10-00003-14-00028`
Alternative APN	`1000003N00028`

Interior

Stories	1 Story
Building Area	2,335 sqft Living Area
1st Floor Area	2,335 sqft

Exterior

Year Built	Built 1964
Effective Year Built	Effective 1964
Exterior Material	Brick
Construction Type	Brick
Lot Area	15,115 sqft (0.347 acres)
Parking Spaces	2 Parking Spaces

Location & Zoning

Old Parcel Number	1000003N00028
Street Address	1603 GROUSE LN
City	MOUNTAINSIDE
State	NJ
Zip	07092-1354
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Subdivision	SKY TOP SEC B
Legal Block	3.14
Legal Lot Number	28
Jurisdiction	UNION NJ
Township / Civil Division	MOUNTAINSIDE
Census Block Group	2
Census Block	2003
Census Tract	38300

Owner

Source: Union County and Mountainside Borough records · APN 10-00003-14-00028

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	2 Individual Names on File
Mailing Address	1603 GROUSE LN, MOUNTAINSIDE, NJ 07092-1354
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Transfer Date	Jan 21, 2005
Transfer Doc	0054820671
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		$566,800 (-) Land $308,900 Building $257,900	$566,800 (-) Land $308,900 Building $257,900
2025	$11,903.00 (+2.44%)	$566,800 (-) Land $308,900 Building $257,900	$566,800 (-) Land $308,900 Building $257,900
2024	$11,619.00 (+2.65%)
2023		$566,800 Land $308,900 Building $257,900	$566,800 Land $308,900 Building $257,900
2022	$11,319.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Union County (34039C), updated September 24, 2020 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 340390383002, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Special Flood Hazard Area	No
Flood Hazard	Minimal
500-Year Floodplain	No
Nearby Flood Policies	6 in force
Nearby Flood Claims	5 (1979–2022)
Claims Outside the SFHA	5 of 5
Most Recent Claim	Mar 2022, other causes

Wildfire

Wildfire Risk	Low above 20% of the US · above 35% of New Jersey
Wildfire Likelihood	About 1 in 8,333 per year
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, availability as of December 31, 2025 · Published October 2026 · based on 238 locations within about half a mile of this property

Provider	Technology	Download / Upload (Mbps)
Verizon	Fiber	2,300 / 2,300
Xfinity	Cable	2,000 / 250
T-Mobile USA	Fixed Wireless	100 / 20

May also be available at this address: Verizon. Availability varies by address; speeds are provider-advertised maximums, not measured.