551 Williams St
Janesville, WI 53545
2 bd 1 ba 768 sqft Built 1955 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 | $115,800 | $21,200 | $137,000 | $2,448 |
| 2023 | $90,400 | $21,200 | $111,600 | $1,634 |
| 2022 | $56,600 | $21,200 | $77,800 | $1,808 |
| 2021 | $56,600 | $21,200 | $77,800 | $2,067 |
| 2020 | $56,600 | $21,200 | $77,800 | $1,740 |
| 2019 | $56,600 | $21,200 | $77,800 | $1,700 |
| 2018 | $38,700 | $21,200 | $59,900 | $1,542 |
| 2017 | $38,700 | $21,200 | $59,900 | $1,644 |
| 2016 | $38,700 | $21,200 | $59,900 | $1,467 |
| 2015 | $38,700 | $21,200 | $59,900 | $1,409 |
| 2014 | $38,700 | $21,200 | $59,900 | $1,532 |
| 2013 | $38,700 | $21,200 | $59,900 | $1,663 |
| 2012 | $38,700 | $21,200 | $59,900 | $1,415 |
| 2011 | $45,100 | $21,200 | $66,300 | $1,591 |
| 2010 | $45,500 | $21,200 | $66,700 | $1,816 |
| 2008 | $45,500 | $21,200 | $66,700 | $1,770 |
| 2007 | $45,500 | $21,200 | $66,700 | $1,613 |
| 2006 | $45,500 | $21,200 | $66,700 | $1,520 |
Property facts
Year built
1955
Property type
single_family
Stories
1
Beds
2
Baths
1
Living area
768 sqft
Lot size
6,970 sqft
ZIP code
53545
City
Janesville
Street
Williams St
Coordinates
42.69039, -89.02460
Comparable properties nearby
Frequently asked questions
When did 551 Williams St last sell?
No public-record sale is on file for 551 Williams St.
What is the current tax assessment for 551 Williams St?
The most recent total assessment for 551 Williams St (year 2025) is $137,000 with $2,448 in property tax.
When was 551 Williams St built?
551 Williams St was built in 1955.
How does 551 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 551 Williams St?
551 Williams St is a 2 bed, 1 bath, 768 sqft, 6,970 sqft lot single_family.
Is 551 Williams St a flip candidate?
No — 551 Williams St does not appear in our flips dataset.
Is 551 Williams St a tax-appeal candidate?
No — 551 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