Union County and Roselle Borough property record for 523 Walnut St, Roselle, NJ 07203
| Property Type | Single Family Home |
|---|---|
| Details | 1,626 sqft · built 1973 |
| Lot Size | 0.186 acres (8,102 sqft) |
| Owner | Individual Name on File |
| Last Sale | $159,000 (Oct 2000) |
| Tax Bill | $13,108 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | A 868-C |
| Primary APN | A 868-C |
|---|---|
| Alternative APNs |
|
| Stories | 1 Story |
|---|---|
| Building Area | 1,626 sqft Living Area |
| 1st Floor Area | 1,626 sqft |
| Year Built | Built 1973 |
|---|---|
| Effective Year Built | Effective 1973 |
| Construction Type | Frame |
| Lot Area | 8,102 sqft (0.186 acres) |
| Lot Dimensions | 135 ft deep x 60 ft wide |
| Garage Type | Attached |
| Parking Spaces | 2 Parking Spaces |
| Account Number | A 868-C |
|---|---|
| Street Address | 523 WALNUT ST |
| City | ROSELLE |
| State | NJ |
| Zip | 07203-2007 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RA |
| Legal Block | 1802 |
| Legal Lot Number | 25 |
| Jurisdiction | UNION NJ |
| Township / Civil Division | ROSELLE |
| Census Block Group | 3 |
| Census Block | 3010 |
| Census Tract | 34100 |
523 Walnut St is owned and occupied by an individual who bought it in October 2000.
Source: Union County and Roselle Borough records, as of July 8, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 523 WALNUT ST, ROSELLE, NJ 07203-2007 |
| 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 | Name on Deed |
|---|---|
| Last Sale | Oct 26, 2000 · Amount on File |
| Deed Sale | Oct 26, 2000 · Amount on File |
| Deed Document Number | 200087168 |
| Deed Book / Page | 5042 / 70 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 523 Walnut St was $13,108, up 5.2% from the year before.
Source: Union County and Roselle Borough assessment roll, as of July 8, 2026
| Type | Name |
|---|---|
| State | New Jersey |
| County | Union County |
| Municipality | Roselle Borough |
| Unified School District | Roselle Borough School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $143,300 (-) Land $58,800 Building $84,500 | $143,300 (-) Land $58,800 Building $84,500 | |
| 2025 | $13,108.00 (+5.21%) | $143,300 Land $58,800 Building $84,500 | $143,300 Land $58,800 Building $84,500 |
| 2024 | $12,459.00 | ||
| 2023 | $143,300 Land $58,800 Building $84,500 | $143,300 Land $58,800 Building $84,500 | |
| 2022 | $12,232.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 523 Walnut St in Zone X, an area of minimal flood risk, though there have been 6 flood claims nearby since 1992.
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 |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 6 (1992–2011) |
| Claims Outside the SFHA | 5 of 6 |
| Most Recent Claim | Aug 2011 · Hurricane Irene |
| 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 523 Walnut St 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 97% of the US · lower than 92% 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 575 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 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: T-Mobile.
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