815 Union St
Platteville, WI 53818
2 bd 1 ba 792 sqft Built 1939 Lot 81,457 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 | $15,800 | $63,000 | $78,800 | $1,193 |
| 2023 | $44,100 | $63,000 | $107,100 | $1,881 |
| 2022 | $44,100 | $63,000 | $107,100 | $1,950 |
| 2021 | $20,800 | $63,000 | $83,800 | $1,532 |
| 2020 | $20,800 | $63,000 | $83,800 | $2,026 |
| 2019 | $20,800 | $63,000 | $83,800 | $1,875 |
| 2018 | $20,800 | $63,000 | $83,800 | $1,619 |
| 2017 | $21,800 | $35,800 | $57,600 | $1,189 |
| 2016 | $21,800 | $35,800 | $57,600 | $1,187 |
| 2015 | $21,800 | $35,800 | $57,600 | $1,208 |
| 2014 | $21,800 | $35,800 | $57,600 | $1,196 |
| 2013 | $21,800 | $35,800 | $57,600 | $1,315 |
| 2012 | $21,800 | $35,800 | $57,600 | $1,297 |
| 2011 | $21,800 | $35,800 | $57,600 | $1,139 |
| 2010 | $21,800 | $35,800 | $57,600 | $1,148 |
| 2007 | $16,900 | $28,600 | $45,500 | $1,352 |
| 2005 | $16,900 | $28,600 | $45,500 | $1,034 |
Property facts
Year built
1939
Property type
single_family
Stories
2
Beds
2
Baths
1
Living area
792 sqft
Lot size
81,457 sqft
ZIP code
53818
City
Platteville
Street
Union St
Coordinates
42.73802, -90.48760
Comparable properties nearby
Frequently asked questions
When did 815 Union St last sell?
No public-record sale is on file for 815 Union St.
What is the current tax assessment for 815 Union St?
The most recent total assessment for 815 Union St (year 2025) is $78,800 with $1,193 in property tax.
When was 815 Union St built?
815 Union St was built in 1939.
How does 815 Union St compare to others on Union St?
We track 8 other properties on Union St. Browse the list under "Other properties on Union St" to compare beds, baths, and sale history.
What are the property facts for 815 Union St?
815 Union St is a 2 bed, 1 bath, 792 sqft, 81,457 sqft lot single_family.
Is 815 Union St a flip candidate?
No — 815 Union St does not appear in our flips dataset.
Is 815 Union St a tax-appeal candidate?
No — 815 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
+3.8%
Implied 1-yr
+15.4%
2026 Q3
$331.9K
2026 Q4
$342.1K
ZIP 53818 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Union St