Union County and Westfield Town property record for 424 Hillside Ave, Westfield, NJ 07090
| Property Type | Single Family Home |
|---|---|
| Details | 5,428 sqft · built 1900 |
| Lot Size | 0.554 acres (24,150 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,750,000 (Sep 2003) |
| Tax Bill | $42,725 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 20-00501-0000-00014 |
| Primary APN | 20-00501-0000-00014 |
|---|---|
| Alternative APNs |
|
| Stories | 2 Stories |
|---|---|
| Building Area | 5,428 sqft Living Area |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1900 |
| Architectural Style | Colonial |
| Exterior Material | Brick |
| Construction Type | Brick |
| Lot Area | 24,150 sqft (0.554 acres) |
| Lot Dimensions | 230 ft deep x 105 ft wide |
| Garage Type | Attached |
| Parking Spaces | 2 Parking Spaces |
| Old Parcel Number | 2000232000000003 |
|---|---|
| Street Address | 424 HILLSIDE AVE |
| City | WESTFIELD |
| State | NJ |
| Zip | 07090-2901 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Block | 501 |
| Legal Lot Number | 14 |
| Jurisdiction | UNION NJ |
| Township / Civil Division | WESTFIELD |
| Census Block Group | 1 |
| Census Block | 1008 |
| Census Tract | 36500 |
424 Hillside Ave is owned and occupied by two individuals who bought it in September 2003.
Source: Union County and Westfield Town records, as of July 8, 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 Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 424 HILLSIDE AVE, WESTFIELD, NJ 07090-2901 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 9, 2003 · Amount on File |
| Deed Sale | Sep 9, 2003 · Amount on File |
| Deed Book / Page | 5389 / 687 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 424 Hillside Ave was $42,725, 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 | $1,864,100 (-) Land $857,400 Building $1,006,700 | $1,864,100 (-) Land $857,400 Building $1,006,700 | |
| 2025 | $42,725.00 (+1.78%) | $1,864,100 Land $857,400 Building $1,006,700 | $1,864,100 Land $857,400 Building $1,006,700 |
| 2024 | $41,979.00 | ||
| 2023 | $1,864,100 Land $857,400 Building $1,006,700 | $1,864,100 Land $857,400 Building $1,006,700 | |
| 2022 | $40,264.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 424 Hillside Ave in Zone X, an area of minimal flood risk.
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 | 6 in force |
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 424 Hillside 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 95% of the US · lower than 87% 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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