5 Union St
Stonington, CT 06378
4 bd 4 ba 2,109 sqft Built 1890 Lot 3,485 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 | $332,700 | $227,600 | $560,300 | $11,399 |
| 2023 | $330,000 | $227,600 | $557,600 | $10,957 |
| 2022 | $259,100 | $162,300 | $421,400 | $11,235 |
| 2021 | $259,100 | $162,300 | $421,400 | $11,315 |
| 2020 | $259,100 | $162,300 | $421,400 | $11,108 |
| 2018 | $197,300 | $162,300 | $359,600 | $9,199 |
| 2017 | $143,600 | $173,900 | $317,500 | $8,201 |
| 2016 | $143,600 | $173,900 | $317,500 | $7,972 |
| 2015 | $143,600 | $173,900 | $317,500 | $7,626 |
| 2013 | $143,600 | $173,900 | $317,500 | $7,106 |
| 2006 | $128,700 | $144,900 | $273,600 | $6,462 |
| 2005 | $128,700 | $144,900 | $273,600 | $5,532 |
| 2004 | $128,700 | $144,900 | $273,600 | $5,264 |
| 2002 | $78,500 | $92,700 | $171,200 | $4,701 |
Property facts
Year built
1890
Property type
single_family
Stories
—
Beds
4
Baths
4
Living area
2,109 sqft
Lot size
3,485 sqft
ZIP code
06378
City
Stonington
Street
Union St
Coordinates
41.33353, -71.90651
Comparable properties nearby
Frequently asked questions
When did 5 Union St last sell?
No public-record sale is on file for 5 Union St.
What is the current tax assessment for 5 Union St?
The most recent total assessment for 5 Union St (year 2025) is $560,300 with $11,399 in property tax.
When was 5 Union St built?
5 Union St was built in 1890.
How does 5 Union St compare to others on Union St?
We do not currently track other properties on Union St.
What are the property facts for 5 Union St?
5 Union St is a 4 bed, 4 bath, 2,109 sqft, 3,485 sqft lot single_family.
Is 5 Union St a flip candidate?
No — 5 Union St does not appear in our flips dataset.
Is 5 Union St a tax-appeal candidate?
No — 5 Union 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
-0.9%
Implied 1-yr
-3.5%
2026 Q2
$703.6K
2026 Q3
$697.1K
ZIP 06378 — Median Price History + Forecast
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Geography