140 Union St
Sun Prairie, WI 53590
3 bd 2 ba 2,060 sqft Built 1900 Lot 13,939 sqft single_family
Most recent sale
$229,000
Jul 14, 2022
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Jul 14, 2022 | Sold | $229,000 | Public Record |
| Jul 8, 2022 | Listed | $240,000 | MLS #1933905 |
| Jul 7, 2022 | Sold | $229,000 | MLS #1933905 |
| May 11, 2022 | Listed | $240,000 | MLS #1933905 |
| Jul 11, 2000 | Sold | $120,000 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $163,300 | $70,100 | $233,400 | $4,721 |
| 2023 | $163,300 | $70,100 | $233,400 | $4,056 |
| 2022 | $161,400 | $64,200 | $225,600 | $4,882 |
| 2021 | $161,400 | $64,200 | $225,600 | $4,687 |
| 2020 | $161,400 | $64,200 | $225,600 | $4,823 |
| 2019 | $91,900 | $53,000 | $144,900 | $3,433 |
| 2018 | $91,900 | $53,000 | $144,900 | $3,201 |
| 2017 | $91,900 | $53,000 | $144,900 | $3,101 |
| 2016 | $91,600 | $49,100 | $140,700 | $3,397 |
| 2015 | $91,600 | $49,100 | $140,700 | $3,230 |
| 2014 | $94,500 | $49,100 | $143,600 | $3,318 |
| 2013 | $94,500 | $49,100 | $143,600 | $3,552 |
| 2012 | $102,700 | $61,000 | $163,700 | $3,755 |
| 2011 | $102,700 | $61,000 | $163,700 | $3,845 |
| 2010 | $103,800 | $61,000 | $164,800 | $3,607 |
| 2009 | $103,800 | $61,000 | $164,800 | $3,578 |
| 2008 | $139,800 | $61,000 | $200,800 | $4,068 |
| 2007 | $139,800 | $61,000 | $200,800 | $4,025 |
Property facts
Year built
1900
Property type
single_family
Stories
2
Beds
3
Baths
2
Living area
2,060 sqft
Lot size
13,939 sqft
ZIP code
53590
City
Sun Prairie
Street
Union St
Coordinates
43.18447, -89.21922
Comparable properties nearby
Investment analysis
Estimates based on local averages — not personalized adviceEstimated monthly rent
$1,374
Gross rental yield
7.20%
Implied cap rate
4.68%
Trend-extrapolated value
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Frequently asked questions
When did 140 Union St last sell?
140 Union St most recently sold on Jul 14, 2022 for $229,000.
What is the current tax assessment for 140 Union St?
The most recent total assessment for 140 Union St (year 2025) is $233,400 with $4,721 in property tax.
How does 140 Union St's assessment compare to its last sale price?
The current assessment is 1.9% above the last sale price of $229,000.
When was 140 Union St built?
140 Union St was built in 1900.
How does 140 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 140 Union St?
140 Union St is a 3 bed, 2 bath, 2,060 sqft, 13,939 sqft lot single_family.
Is 140 Union St a flip candidate?
No — 140 Union St does not appear in our flips dataset.
Is 140 Union St a tax-appeal candidate?
No — 140 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
+15.0%
2026 Q3
$527.9K
2026 Q4
$543.9K
ZIP 53590 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Union St