40 William St
North Haven, CT 06473
— ba Lot 6,534 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 | $4,200 | $70,000 | $74,200 | $2,186 |
| 2023 | $4,200 | $70,000 | $74,200 | $2,423 |
| 2022 | $4,200 | $70,000 | $74,200 | $2,279 |
| 2021 | $4,200 | $70,000 | $74,200 | $2,279 |
| 2020 | $4,200 | $70,000 | $74,200 | $2,279 |
| 2019 | $4,270 | $69,790 | $74,060 | $2,309 |
| 2018 | $4,270 | $69,790 | $74,060 | $2,309 |
| 2017 | $4,270 | $69,790 | $74,060 | $2,265 |
| 2016 | $4,270 | $69,790 | $74,060 | $2,261 |
| 2015 | $4,270 | $69,790 | $74,060 | $2,179 |
| 2013 | $4,270 | $78,120 | $82,390 | $2,315 |
| 2006 | $5,810 | $84,630 | $90,440 | $2,596 |
| 2005 | $3,290 | $43,890 | $47,180 | $1,518 |
| 2004 | $3,290 | $43,890 | $47,180 | $1,440 |
| 2003 | $3,290 | $43,890 | $47,180 | $1,357 |
Property facts
Year built
—
Property type
single_family
Stories
—
Beds
—
Baths
—
Living area
—
Lot size
6,534 sqft
ZIP code
06473
City
North Haven
Street
William St
Coordinates
41.37960, -72.86143
Frequently asked questions
When did 40 William St last sell?
No public-record sale is on file for 40 William St.
What is the current tax assessment for 40 William St?
The most recent total assessment for 40 William St (year 2025) is $74,200 with $2,186 in property tax.
When was 40 William St built?
The year built for 40 William St is not in our records.
How does 40 William St compare to others on William St?
We track 5 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 40 William St?
40 William St is a — bath, 6,534 sqft lot single_family.
Is 40 William St a flip candidate?
No — 40 William St does not appear in our flips dataset.
Is 40 William St a tax-appeal candidate?
No — 40 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
-2.1%
Implied 1-yr
-8.5%
2026 Q3
$414.9K
2026 Q4
$404.8K
ZIP 06473 — Median Price History + Forecast
Explore nearby
Geography
Other properties on William St