21 William St
Pequannock, NJ 07440
— ba 2,292 sqft Built 1966 Lot 16,758 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
No recorded events
No sale or listing events are on file for this property.
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $375,800 | $424,300 | $800,100 | $14,195 |
| 2024 | $356,600 | $415,300 | $771,900 | $13,404 |
| 2023 | $335,300 | $388,300 | $723,600 | $13,299 |
| 2022 | $204,600 | $264,800 | $469,400 | $11,946 |
| 2021 | $204,600 | $264,800 | $469,400 | $11,720 |
| 2020 | $204,600 | $264,800 | $469,400 | $11,570 |
| 2019 | $204,600 | $264,800 | $469,400 | $11,195 |
| 2018 | $146,700 | $264,800 | $411,500 | $9,443 |
| 2017 | $146,700 | $264,800 | $411,500 | $9,139 |
| 2016 | $146,700 | $264,800 | $411,500 | $8,851 |
| 2015 | $146,700 | $264,800 | $411,500 | $8,810 |
| 2014 | $146,700 | $264,800 | $411,500 | $8,600 |
| 2013 | $146,700 | $264,800 | $411,500 | $8,538 |
| 2012 | $146,700 | $264,800 | $411,500 | $8,399 |
| 2011 | $162,000 | $376,800 | $538,800 | $9,055 |
| 2009 | $162,000 | $376,800 | $538,800 | $8,721 |
| 2008 | $162,000 | $376,800 | $538,800 | $8,478 |
| 2007 | $162,000 | $376,800 | $538,800 | $8,316 |
Property facts
Year built
1966
Property type
single_family
Stories
2
Beds
—
Baths
—
Living area
2,292 sqft
Lot size
16,758 sqft
ZIP code
07440
City
Pequannock
Street
William St
Coordinates
40.94941, -74.30519
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 21 William St last sell?
No public-record sale is on file for 21 William St.
What is the current tax assessment for 21 William St?
The most recent total assessment for 21 William St (year 2025) is $800,100 with $14,195 in property tax.
When was 21 William St built?
21 William St was built in 1966.
How does 21 William St compare to others on William St?
We track 6 other properties on William St. Browse the list under "Other properties on William St" to compare beds, baths, and sale history.
What are the property facts for 21 William St?
21 William St is a — bath, 2,292 sqft, 16,758 sqft lot single_family.
Is 21 William St a flip candidate?
No — 21 William St does not appear in our flips dataset.
Is 21 William St a tax-appeal candidate?
No — 21 William St is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+5.4%
Implied 1-yr
+21.6%
2025 Q4
$864.3K
2026 Q1
$898.8K
ZIP 07440 — Median Price History + Forecast
Explore nearby
Geography
Other properties on William St