2645 Union St
Madison, WI 53704
3 bd 2 ba 1,116 sqft Built 1923 Lot 67,101 sqft condo
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 | $276,500 | $20,900 | $297,400 | $5,183 |
| 2023 | $227,100 | $20,900 | $248,000 | $4,444 |
| 2022 | $228,800 | $20,900 | $249,700 | $4,863 |
| 2021 | $206,100 | $20,900 | $227,000 | $4,794 |
| 2020 | $66,100 | $20,900 | $87,000 | $1,875 |
| 2019 | $66,100 | $20,900 | $87,000 | $1,883 |
Property facts
Year built
1923
Property type
condo
Stories
2
Beds
3
Baths
2
Living area
1,116 sqft
Lot size
67,101 sqft
ZIP code
53704
City
Madison
Street
Union St
Coordinates
43.10047, -89.34623
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 2645 Union St last sell?
No public-record sale is on file for 2645 Union St.
What is the current tax assessment for 2645 Union St?
The most recent total assessment for 2645 Union St (year 2025) is $297,400 with $5,183 in property tax.
When was 2645 Union St built?
2645 Union St was built in 1923.
How does 2645 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 2645 Union St?
2645 Union St is a 3 bed, 2 bath, 1,116 sqft, 67,101 sqft lot condo.
Is 2645 Union St a flip candidate?
No — 2645 Union St does not appear in our flips dataset.
Is 2645 Union St a tax-appeal candidate?
No — 2645 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
-2.9%
Implied 1-yr
-11.6%
2026 Q3
$292.7K
2026 Q4
$282.2K
ZIP 53704 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Union St