19 William St
Darien, CT 06820
3 bd 2 ba 900 sqft Built 1921 Lot 10,018 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 | $141,680 | $378,700 | $520,380 | $8,055 |
| 2023 | $84,140 | $360,640 | $444,780 | $7,833 |
| 2022 | $84,140 | $360,640 | $444,780 | $7,664 |
| 2021 | $84,140 | $360,640 | $444,780 | $7,490 |
| 2020 | $84,140 | $360,640 | $444,780 | $7,277 |
| 2019 | $57,050 | $360,640 | $417,690 | $6,879 |
| 2018 | $68,810 | $297,780 | $366,590 | $5,895 |
| 2017 | $68,810 | $297,780 | $366,590 | $5,924 |
| 2016 | $68,810 | $297,780 | $366,590 | $5,781 |
| 2015 | $68,810 | $297,780 | $366,590 | $5,627 |
| 2013 | $71,890 | $331,940 | $403,830 | $5,318 |
| 2006 | $78,680 | $237,440 | $316,120 | $4,236 |
| 2005 | $112,400 | $339,200 | $451,600 | $5,880 |
| 2003 | $64,400 | $122,080 | $186,480 | $2,435 |
Property facts
Year built
1921
Property type
single_family
Stories
—
Beds
3
Baths
2
Living area
900 sqft
Lot size
10,018 sqft
ZIP code
06820
City
Darien
Street
William St
Coordinates
41.07161, -73.50011
Comparable properties nearby
Frequently asked questions
When did 19 William St last sell?
No public-record sale is on file for 19 William St.
What is the current tax assessment for 19 William St?
The most recent total assessment for 19 William St (year 2025) is $520,380 with $8,055 in property tax.
When was 19 William St built?
19 William St was built in 1921.
How does 19 William St compare to others on William St?
We track 2 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 19 William St?
19 William St is a 3 bed, 2 bath, 900 sqft, 10,018 sqft lot single_family.
Is 19 William St a flip candidate?
No — 19 William St does not appear in our flips dataset.
Is 19 William St a tax-appeal candidate?
No — 19 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
-1.5%
Implied 1-yr
-6.0%
2026 Q3
$2.56M
2026 Q4
$2.52M
ZIP 06820 — Median Price History + Forecast
Explore nearby
Geography
Other properties on William St