1 Siwanoy Rd
Darien, CT 06820
6 bd 7 ba 6,474 sqft Built 1936 Lot 113,256 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 | $1,575,770 | $1,689,170 | $3,264,940 | $50,541 |
| 2023 | $1,332,590 | $1,251,250 | $2,583,840 | $45,501 |
| 2022 | $1,332,590 | $1,251,250 | $2,583,840 | $44,520 |
| 2021 | $1,332,590 | $1,251,250 | $2,583,840 | $43,512 |
| 2020 | $1,329,440 | $1,251,250 | $2,580,690 | $42,143 |
| 2019 | $1,329,440 | $1,251,250 | $2,580,690 | $42,504 |
| 2018 | $796,250 | $1,207,500 | $2,003,750 | $32,220 |
| 2017 | $1,049,300 | $1,207,500 | $2,256,800 | $36,470 |
| 2016 | $1,049,300 | $1,207,500 | $2,256,800 | $35,590 |
| 2015 | $1,049,300 | $1,207,500 | $2,256,800 | $34,642 |
| 2013 | $625,380 | $2,284,660 | $2,910,040 | $38,325 |
| 2006 | $500,710 | $1,890,000 | $2,390,710 | $32,036 |
| 2005 | $667,900 | $2,796,000 | $3,463,900 | $45,100 |
| 2003 | $381,920 | $658,000 | $1,039,920 | $13,581 |
Property facts
Year built
1936
Property type
single_family
Stories
2
Beds
6
Baths
7
Living area
6,474 sqft
Lot size
113,256 sqft
ZIP code
06820
City
Darien
Street
Siwanoy Rd
Coordinates
41.06744, -73.45133
Comparable properties nearby
Frequently asked questions
When did 1 Siwanoy Rd last sell?
No public-record sale is on file for 1 Siwanoy Rd.
What is the current tax assessment for 1 Siwanoy Rd?
The most recent total assessment for 1 Siwanoy Rd (year 2025) is $3,264,940 with $50,541 in property tax.
When was 1 Siwanoy Rd built?
1 Siwanoy Rd was built in 1936.
How does 1 Siwanoy Rd compare to others on Siwanoy Rd?
We do not currently track other properties on Siwanoy Rd.
What are the property facts for 1 Siwanoy Rd?
1 Siwanoy Rd is a 6 bed, 7 bath, 6,474 sqft, 113,256 sqft lot single_family.
Is 1 Siwanoy Rd a flip candidate?
No — 1 Siwanoy Rd does not appear in our flips dataset.
Is 1 Siwanoy Rd a tax-appeal candidate?
No — 1 Siwanoy Rd is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-1.5%
Implied 1-yr
-6.0%
2026 Q3
$2.56M
2026 Q4
$2.52M
ZIP 06820 — Median Price History + Forecast
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Geography