3421 Colby Ln
Janesville, WI 53546
4 bd 2 ba 2,528 sqft Built 1971 Lot 10,454 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 | $254,600 | $28,000 | $282,600 | $4,841 |
| 2023 | $254,600 | $28,000 | $282,600 | $4,597 |
| 2022 | $165,300 | $28,000 | $193,300 | $4,379 |
| 2021 | $165,300 | $28,000 | $193,300 | $4,391 |
| 2020 | $165,300 | $28,000 | $193,300 | $4,266 |
| 2019 | $165,300 | $28,000 | $193,300 | $4,146 |
| 2018 | $114,500 | $28,900 | $143,400 | $3,631 |
| 2017 | $114,500 | $28,900 | $143,400 | $3,553 |
| 2016 | $111,500 | $28,900 | $140,400 | $3,405 |
| 2015 | $111,500 | $28,900 | $140,400 | $3,287 |
| 2014 | $93,200 | $28,900 | $122,100 | $2,833 |
| 2013 | $93,200 | $28,900 | $122,100 | $2,883 |
| 2012 | $93,200 | $28,900 | $122,100 | $2,862 |
| 2011 | $93,200 | $28,900 | $122,100 | $2,897 |
| 2010 | $84,800 | $28,000 | $112,800 | $2,824 |
| 2008 | $84,800 | $25,300 | $110,100 | $2,738 |
| 2007 | $84,800 | $25,300 | $110,100 | $2,718 |
| 2006 | $84,800 | $25,300 | $110,100 | $2,567 |
Property facts
Year built
1971
Property type
single_family
Stories
—
Beds
4
Baths
2
Living area
2,528 sqft
Lot size
10,454 sqft
ZIP code
53546
City
Janesville
Street
Colby Ln
Coordinates
42.68502, -88.97510
Comparable properties nearby
Frequently asked questions
When did 3421 Colby Ln last sell?
No public-record sale is on file for 3421 Colby Ln.
What is the current tax assessment for 3421 Colby Ln?
The most recent total assessment for 3421 Colby Ln (year 2025) is $282,600 with $4,841 in property tax.
When was 3421 Colby Ln built?
3421 Colby Ln was built in 1971.
How does 3421 Colby Ln compare to others on Colby Ln?
We track 7 other properties on Colby Ln. Browse the list under "Other properties on Colby Ln" to compare beds, baths, and sale history.
What are the property facts for 3421 Colby Ln?
3421 Colby Ln is a 4 bed, 2 bath, 2,528 sqft, 10,454 sqft lot single_family.
Is 3421 Colby Ln a flip candidate?
No — 3421 Colby Ln does not appear in our flips dataset.
Is 3421 Colby Ln a tax-appeal candidate?
No — 3421 Colby Ln 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
+11.5%
2026 Q3
$366.1K
2026 Q4
$375K
ZIP 53546 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Colby Ln