109 Union St
Janesville, WI 53548
3 bd 2 ba 1,372 sqft Built 1939 Lot 4,356 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 | $148,800 | $8,700 | $157,500 | $2,674 |
| 2023 | $148,800 | $8,700 | $157,500 | $2,429 |
| 2022 | $95,600 | $8,700 | $104,300 | $2,238 |
| 2021 | $95,600 | $8,700 | $104,300 | $2,507 |
| 2020 | $95,600 | $8,700 | $104,300 | $2,459 |
| 2019 | $95,600 | $8,700 | $104,300 | $2,132 |
| 2018 | $62,900 | $8,700 | $71,600 | $1,710 |
| 2017 | $62,900 | $8,700 | $71,600 | $1,996 |
| 2016 | $62,900 | $8,700 | $71,600 | $1,645 |
| 2015 | $61,800 | $8,700 | $70,500 | $1,670 |
| 2014 | $61,800 | $8,700 | $70,500 | $1,670 |
| 2013 | $61,800 | $8,700 | $70,500 | $1,700 |
| 2012 | $58,600 | $8,700 | $67,300 | $2,059 |
| 2011 | $58,600 | $8,700 | $67,300 | $2,000 |
| 2010 | $62,500 | $8,700 | $71,200 | $2,120 |
| 2008 | $62,500 | $8,700 | $71,200 | $2,063 |
| 2007 | $53,300 | $8,700 | $62,000 | $1,851 |
| 2006 | $53,300 | $8,700 | $62,000 | $1,746 |
Property facts
Year built
1939
Property type
single_family
Stories
2
Beds
3
Baths
2
Living area
1,372 sqft
Lot size
4,356 sqft
ZIP code
53548
City
Janesville
Street
Union St
Coordinates
42.67665, -89.02011
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 109 Union St last sell?
No public-record sale is on file for 109 Union St.
What is the current tax assessment for 109 Union St?
The most recent total assessment for 109 Union St (year 2025) is $157,500 with $2,674 in property tax.
When was 109 Union St built?
109 Union St was built in 1939.
How does 109 Union St compare to others on Union St?
We track 2 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 109 Union St?
109 Union St is a 3 bed, 2 bath, 1,372 sqft, 4,356 sqft lot single_family.
Is 109 Union St a flip candidate?
No — 109 Union St does not appear in our flips dataset.
Is 109 Union St a tax-appeal candidate?
No — 109 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
+0.7%
Implied 1-yr
+2.9%
2026 Q3
$242.8K
2026 Q4
$244.5K
ZIP 53548 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Union St