42 Siwanoy Ln
New Canaan, CT 06840
4 bd 3 ba 2,969 sqft Built 1967 Lot 45,302 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 | $391,090 | $476,000 | $867,090 | $14,472 |
| 2023 | $209,160 | $429,310 | $638,470 | $12,093 |
| 2022 | $209,160 | $429,310 | $638,470 | $11,729 |
| 2021 | $209,160 | $429,310 | $638,470 | $11,595 |
| 2020 | $209,160 | $429,310 | $638,470 | $11,595 |
| 2019 | $209,160 | $429,310 | $638,470 | $11,646 |
| 2018 | $372,750 | $397,530 | $770,280 | $13,563 |
| 2017 | $372,750 | $397,530 | $770,280 | $13,317 |
| 2016 | $372,750 | $397,530 | $770,280 | $13,015 |
| 2015 | $372,750 | $397,530 | $770,280 | $12,757 |
| 2013 | $262,920 | $462,840 | $725,760 | $11,048 |
| 2006 | $289,000 | $398,400 | $687,400 | $10,091 |
| 2005 | $289,000 | $398,400 | $687,400 | $9,617 |
| 2004 | $289,000 | $398,400 | $687,400 | $9,094 |
| 2003 | $214,620 | $458,990 | $673,610 | $9,424 |
Property facts
Year built
1967
Property type
single_family
Stories
—
Beds
4
Baths
3
Living area
2,969 sqft
Lot size
45,302 sqft
ZIP code
06840
City
New Canaan
Street
Siwanoy Ln
Coordinates
41.15981, -73.49977
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 42 Siwanoy Ln last sell?
No public-record sale is on file for 42 Siwanoy Ln.
What is the current tax assessment for 42 Siwanoy Ln?
The most recent total assessment for 42 Siwanoy Ln (year 2025) is $867,090 with $14,472 in property tax.
When was 42 Siwanoy Ln built?
42 Siwanoy Ln was built in 1967.
How does 42 Siwanoy Ln compare to others on Siwanoy Ln?
We track 3 other properties on Siwanoy Ln. Browse the list under "Other properties on Siwanoy Ln" to compare beds, baths, and sale history.
What are the property facts for 42 Siwanoy Ln?
42 Siwanoy Ln is a 4 bed, 3 bath, 2,969 sqft, 45,302 sqft lot single_family.
Is 42 Siwanoy Ln a flip candidate?
No — 42 Siwanoy Ln does not appear in our flips dataset.
Is 42 Siwanoy Ln a tax-appeal candidate?
No — 42 Siwanoy Ln is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-0.2%
Implied 1-yr
-0.8%
2026 Q3
$2.61M
2026 Q4
$2.61M
ZIP 06840 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Siwanoy Ln