Union County and Westfield Town property record for 428 Mountain Ave, Westfield, NJ 07090
| Property Type | Single Family Home |
|---|---|
| Details | 2,174 sqft · built 1900 |
| Lot Size | 0.097 acres (4,243 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $622,300 (Aug 2013) |
| Tax Bill | $13,743 (2025) |
| Deeds & Mortgages | May 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 20-01112-0000-00004 |
| Primary APN | 20-01112-0000-00004 |
|---|---|
| Alternative APN |
|
| Stories | 2 Stories |
|---|---|
| Building Area | 2,174 sqft Living Area |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1915 |
| Architectural Style | Colonial |
| Construction Type | Frame |
| Lot Area | 4,243 sqft (0.097 acres) |
| Lot Dimensions | 101 ft deep x 42 ft wide |
| Garage Type | Detached |
| Parking Spaces | 1 Parking Space |
| Street Address | 428 MOUNTAIN AVE |
|---|---|
| City | WESTFIELD |
| State | NJ |
| Zip | 07090-3030 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Block | 1112 |
| Legal Lot Number | 4 |
| Jurisdiction | UNION NJ |
| Township / Civil Division | WESTFIELD |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 36600 |
428 Mountain Ave is owned and occupied by two individuals who bought it in August 2013.
Source: Union County and Westfield Town records, as of July 8, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 428 MOUNTAIN AVE, WESTFIELD, NJ 07090-3030 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 8, 2013 · Amount on File |
| Deed Sale | Aug 8, 2013 · Amount on File |
| Prior Sale | Jul 14, 2003 · Amount on File |
| Deed Document Number | 2013243650 |
| Deed Book / Page | 5965 / 813 |
| Prior Transfer Date | Jan 20, 1998 |
| Prior Transfer Doc | 0000048578 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | UNION NJ |
| Property Address | 428 MOUNTAIN AVE, WESTFIELD, NJ 07090-3030 |
| Transaction Type | Mortgage |
| Record Updated | Oct 20, 2025 |
| Title Company | AMROCK INC, AMROCK LLC |
| Name | Verified Name |
|---|
| Document Number | 0149642194 |
|---|---|
| Date | May 17, 2021 |
| Book Page | 14964/2194 |
| Instrument | 12183 |
| Name | JPMORGAN CHASE BANK NA |
|---|---|
| Type | Bank |
| Address | COLUMBUS, OH 43240 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 177 Months |
| Due | Feb 1, 2036 |
The 2025 property tax bill for 428 Mountain Ave was $13,743, up 1.8% from the year before.
Source: Union County and Westfield Town assessment roll, as of July 8, 2026
| Type | Name |
|---|---|
| State | New Jersey |
| County | Union County |
| Municipality | Westfield Town |
| Unified School District | Westfield Town School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $599,600 (-) Land $412,600 Building $187,000 | $599,600 (-) Land $412,600 Building $187,000 | |
| 2025 | $13,743.00 (+1.78%) | $599,600 Land $412,600 Building $187,000 | $599,600 Land $412,600 Building $187,000 |
| 2024 | $13,502.00 | ||
| 2023 | $599,600 Land $412,600 Building $187,000 | $599,600 Land $412,600 Building $187,000 | |
| 2022 | $12,951.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 428 Mountain Ave in Zone X, an area of minimal flood risk, though there have been 4 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 Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 4 in force |
| Nearby Flood Claims | 4 (1979–2021) |
| Claims Outside the SFHA | 4 of 4 |
| Most Recent Claim | Sep 2021 · Remnants Of Hurricane Ida |
| Claims by Event |
|
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 risk around 428 Mountain Ave is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 98% of the US · lower than 94% of New Jersey |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | NJ AMERICAN WATER - RARITAN private · serves 615,430 people · EPA ID NJ2004002 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jun 2024 |
| Lead | 1 ppb (2026) action level 15 ppb |
| 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, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 433 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
| Xfinity Cable | 2,000 / 250 |
May also be available: T-Mobile.
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