Bergen County and Saddle Brook Township property record for 21 William St, Saddle Brook, NJ 07663
| Property Type | Single Family Home |
|---|---|
| Details | 2,248 sqft · built 1950 |
| Lot Size | 0.115 acres (5,001 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $855,000 (Oct 2022) |
| Tax Bill | $19,335 (2025) |
| Deeds & Mortgages | Oct 2022 Sale & Mortgage May 2021 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 57-00517-0000-00005 |
| Primary APN | 57-00517-0000-00005 |
|---|---|
| Alternative APNs |
|
| Stories | 1 Story |
|---|---|
| Building Area | 2,248 sqft Living Area |
| Year Built | Built 1950 |
|---|---|
| Effective Year Built | Effective 1950 |
| Construction Type | Frame |
| Lot Area | 5,001 sqft (0.115 acres) |
| Lot Dimensions | 100 ft deep x 50 ft wide |
| Old Parcel Number | 5700060000000033 |
|---|---|
| Street Address | 21 WILLIAM ST |
| City | SADDLE BROOK |
| State | NJ |
| Zip | 07663-5440 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RA |
| Legal Description | 50X100 |
| Legal Subdivision | ROCHELLE PARK |
| Legal Block | 517 |
| Legal Lot Number | 5 |
| Jurisdiction | BERGEN NJ |
| Township / Civil Division | SADDLE BROOK |
| Census Block Group | 2 |
| Census Block | 2016 |
| Census Tract | 52200 |
21 William St is owned and occupied by two individuals who bought it in October 2022.
Source: Bergen County and Saddle Brook Township records, as of June 29, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 21 WILLIAM ST, SADDLE BROOK, NJ 07663-5440 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Oct 31, 2022 | Deed, Transfer · Conventional Mortgage US MORTGAGE CORP |
| May 26, 2021 | Deed of Trust, Mortgage · Conventional Mortgage MORTGAGE UNLIMITED |
| May 31, 2019 | Deed with Mortgage, Transfer · Conventional Mortgage MORTGAGE UNLIMITED |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 31, 2022 · Amount on File |
| Deed Sale | Oct 31, 2022 · Amount on File |
| Prior Sale | May 31, 2019 · Amount on File |
| Deed Document Number | 2022104634 |
| Deed Book / Page | 4850 / 873 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed |
|---|---|
| Jurisdiction | BERGEN NJ |
| Recording Date | Oct 31, 2022 |
| Property Address | 21 WILLIAM ST, SADDLE BROOK, NJ 07663-5440 |
| Document Number | 0048500873 |
| Book / Page | 4850 / 873 |
| Instrument Date | Oct 13, 2022 |
| Instrument | 2022104634 |
| Transaction Type | Transfer |
| Record Updated | Dec 5, 2022 |
| Title Company | NOT AVAILABLE, IMPERIUM TITLE AGENCY LLC |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $3,761.50 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 226 WESTMINSTER PL, 226, LODI, NJ 07644-1012 |
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 21 WILLIAM ST, SADDLE BROOK, NJ 07663-5440 |
| Document Number | 2022104635 |
|---|---|
| Date | Oct 31, 2022 |
| Instrument | 2022104635 |
| Name | US MORTGAGE CORP |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Nov 1, 2052 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BERGEN NJ |
| Property Address | 21 WILLIAM ST, SADDLE BROOK, NJ 07663-5440 |
| Transaction Type | Mortgage |
| Record Updated | Jul 19, 2021 |
| Title Company | SAND LANE TITLE AGENCY LLC, SAFELAND TITLE AGENCY LLC |
| Name | Verified Name |
|---|
| Document Number | 0041691447 |
|---|---|
| Date | May 26, 2021 |
| Book Page | 4169/1447 |
| Instrument | 2021084131 |
| Name | MORTGAGE UNLIMITED |
|---|---|
| Type | Mortgage Company |
| Address | GARFIELD, NJ 07026 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | May 1, 2051 |
| Document Type | Deed with Mortgage |
|---|---|
| Jurisdiction | BERGEN NJ |
| Recording Date | May 31, 2019 |
| Property Address | 21 WILLIAM ST, SADDLE BROOK, NJ 07663-5440 |
| Document Number | 0032551366 |
| Book / Page | 003255 / 001366 |
| Instrument Date | Apr 29, 2019 |
| Instrument | 34029 |
| Transaction Type | Transfer |
| Record Updated | Jun 12, 2019 |
| Title Company | VESTED LAND SERVICES LLC, VESTED LAND SVCS LLC |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $351.00 |
| Amount Accuracy | Confirmed |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Husband and Wife |
| Address | 21 WILLIAM ST SADDLE BROOK NJ 076635440, SADDLE BROOK, NJ 07663-5440 |
| Document Number | 32551372 |
|---|---|
| Date | May 31, 2019 |
| Book Page | 003255/001372 |
| Instrument | 34029 |
| Name | MORTGAGE UNLIMITED |
|---|---|
| Type | Mortgage Company |
| Address | GARFIELD, NJ 07026 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | May 30, 2049 |
The 2025 property tax bill for 21 William St was $19,335, up 5.9% from the year before.
Source: Bergen County and Saddle Brook Township assessment roll, as of June 29, 2026
| Type | Name |
|---|---|
| State | New Jersey |
| County | Bergen County |
| County Subdivision | Saddle Brook Township |
| Unified School District | Saddle Brook Township School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $848,700 (+4.16%) Land $210,000 Building $638,700 | $848,700 (+4.16%) Land $210,000 Building $638,700 | |
| 2025 | $19,335.00 (+5.91%) | $814,800 Land $204,000 Building $610,800 | $814,800 Land $204,000 Building $610,800 |
| 2024 | $18,256.00 | ||
| 2023 | $755,500 Land $192,500 Building $563,000 | $755,500 Land $192,500 Building $563,000 | |
| 2022 | $10,198.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 21 William St in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2011.
Source: FEMA National Flood Hazard Layer, effective December 8, 2024 · 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 | 1 (2011) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Aug 2011 · Hurricane Irene |
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.
The area around 21 William St has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 | SADDLE BROOK WATER DEPT serves 13,155 people · EPA ID NJ0257001 |
|---|---|
| Water Source | Purchased surface water from VEOLIA WATER NEW JERSEY HACKENSACK |
| Lead | 2 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Corrosion control Jul 2024 |
| Monitoring and Reporting | 8 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 651 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
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