531 Williams St
Janesville, WI 53545
2 bd 1 ba 900 sqft Built 1935 Lot 6,970 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 | $102,400 | $21,200 | $123,600 | $2,169 |
| 2023 | $102,400 | $21,200 | $123,600 | $2,078 |
| 2022 | $65,800 | $21,200 | $87,000 | $2,029 |
| 2021 | $65,800 | $21,200 | $87,000 | $2,045 |
| 2020 | $65,800 | $21,200 | $87,000 | $1,866 |
| 2019 | $65,800 | $21,200 | $87,000 | $1,803 |
| 2018 | $44,100 | $21,200 | $65,300 | $1,606 |
| 2017 | $44,100 | $21,200 | $65,300 | $1,595 |
| 2016 | $44,100 | $21,200 | $65,300 | $1,543 |
| 2015 | $44,100 | $21,200 | $65,300 | $1,441 |
| 2014 | $44,100 | $21,200 | $65,300 | $1,439 |
| 2013 | $44,100 | $21,200 | $65,300 | $1,461 |
| 2012 | $44,100 | $21,200 | $65,300 | $1,459 |
| 2011 | $44,100 | $21,200 | $65,300 | $1,476 |
| 2010 | $43,800 | $21,200 | $65,000 | $1,769 |
| 2008 | $43,800 | $21,200 | $65,000 | $1,764 |
| 2007 | $43,800 | $21,200 | $65,000 | $1,570 |
| 2006 | $43,800 | $21,200 | $65,000 | $1,717 |
Property facts
Year built
1935
Property type
single_family
Stories
2
Beds
2
Baths
1
Living area
900 sqft
Lot size
6,970 sqft
ZIP code
53545
City
Janesville
Street
Williams St
Coordinates
42.68974, -89.02455
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 531 Williams St last sell?
No public-record sale is on file for 531 Williams St.
What is the current tax assessment for 531 Williams St?
The most recent total assessment for 531 Williams St (year 2025) is $123,600 with $2,169 in property tax.
When was 531 Williams St built?
531 Williams St was built in 1935.
How does 531 Williams St compare to others on Williams St?
We track 8 other properties on Williams St. Browse the list under "Other properties on Williams St" to compare beds, baths, and sale history.
What are the property facts for 531 Williams St?
531 Williams St is a 2 bed, 1 bath, 900 sqft, 6,970 sqft lot single_family.
Is 531 Williams St a flip candidate?
No — 531 Williams St does not appear in our flips dataset.
Is 531 Williams St a tax-appeal candidate?
No — 531 Williams 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
+0.5%
Implied 1-yr
+2.1%
2026 Q3
$334.6K
2026 Q4
$336.3K
ZIP 53545 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Williams St