18 Main St
New Canaan, CT 06840
6 bd 5 ba 3,586 sqft Built 1860 Lot 35,719 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 | $1,120,700 | $548,800 | $1,669,500 | $27,864 |
| 2023 | $892,430 | $496,650 | $1,389,080 | $26,309 |
| 2022 | $892,430 | $496,650 | $1,389,080 | $25,517 |
| 2021 | $892,430 | $496,650 | $1,389,080 | $25,226 |
| 2020 | $892,430 | $496,650 | $1,389,080 | $25,226 |
| 2019 | $892,430 | $496,650 | $1,389,080 | $25,337 |
| 2018 | $664,510 | $367,920 | $1,032,430 | $18,179 |
| 2017 | $664,510 | $367,920 | $1,032,430 | $17,850 |
| 2016 | $664,510 | $367,920 | $1,032,430 | $17,444 |
| 2015 | $664,510 | $367,920 | $1,032,430 | $17,099 |
| 2013 | $578,480 | $389,480 | $967,960 | $14,735 |
| 2006 | $463,100 | $473,800 | $936,900 | $13,754 |
| 2005 | $463,100 | $473,800 | $936,900 | $13,107 |
| 2004 | $342,600 | $473,800 | $816,400 | $10,801 |
| 2003 | $275,870 | $466,620 | $742,490 | $10,387 |
Property facts
Year built
1860
Property type
single_family
Stories
2
Beds
6
Baths
5
Living area
3,586 sqft
Lot size
35,719 sqft
ZIP code
06840
City
New Canaan
Street
Main St
Coordinates
41.14924, -73.49508
Comparable properties nearby
Frequently asked questions
When did 18 Main St last sell?
No public-record sale is on file for 18 Main St.
What is the current tax assessment for 18 Main St?
The most recent total assessment for 18 Main St (year 2025) is $1,669,500 with $27,864 in property tax.
When was 18 Main St built?
18 Main St was built in 1860.
How does 18 Main St compare to others on Main St?
We track 8 other properties on Main St. Browse the list under "Other properties on Main St" to compare beds, baths, and sale history.
What are the property facts for 18 Main St?
18 Main St is a 6 bed, 5 bath, 3,586 sqft, 35,719 sqft lot single_family.
Is 18 Main St a flip candidate?
No — 18 Main St does not appear in our flips dataset.
Is 18 Main St a tax-appeal candidate?
No — 18 Main 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
-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 Main St