307 Prospect Ave
Janesville, WI 53545
3 bd 2 ba 2,137 sqft Built 1953 Lot 33,541 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 | $300,500 | $48,700 | $349,200 | $6,255 |
| 2023 | $300,500 | $48,700 | $349,200 | $5,987 |
| 2022 | $177,700 | $48,700 | $226,400 | $5,382 |
| 2021 | $177,700 | $48,700 | $226,400 | $5,427 |
| 2020 | $177,700 | $48,700 | $226,400 | $5,180 |
| 2019 | $177,700 | $48,700 | $226,400 | $5,062 |
| 2018 | $119,400 | $48,700 | $168,100 | $4,436 |
| 2017 | $118,800 | $48,700 | $167,500 | $4,178 |
| 2016 | $118,800 | $48,700 | $167,500 | $4,098 |
| 2015 | $118,800 | $48,700 | $167,500 | $3,953 |
| 2014 | $118,800 | $48,700 | $167,500 | $3,948 |
| 2013 | $118,800 | $48,700 | $167,500 | $4,019 |
| 2012 | $118,800 | $48,700 | $167,500 | $3,984 |
| 2011 | $118,800 | $48,700 | $167,500 | $4,033 |
| 2010 | $116,500 | $24,500 | $141,000 | $3,567 |
| 2008 | $116,500 | $24,500 | $141,000 | $3,536 |
| 2007 | $116,500 | $24,500 | $141,000 | $3,505 |
| 2006 | $116,500 | $24,500 | $141,000 | $3,313 |
Property facts
Year built
1953
Property type
single_family
Stories
1
Beds
3
Baths
2
Living area
2,137 sqft
Lot size
33,541 sqft
ZIP code
53545
City
Janesville
Street
Prospect Ave
Coordinates
42.68589, -89.02222
Comparable properties nearby
Frequently asked questions
When did 307 Prospect Ave last sell?
No public-record sale is on file for 307 Prospect Ave.
What is the current tax assessment for 307 Prospect Ave?
The most recent total assessment for 307 Prospect Ave (year 2025) is $349,200 with $6,255 in property tax.
When was 307 Prospect Ave built?
307 Prospect Ave was built in 1953.
How does 307 Prospect Ave compare to others on Prospect Ave?
We track 4 other properties on Prospect Ave. Browse the list under "Other properties on Prospect Ave" to compare beds, baths, and sale history.
What are the property facts for 307 Prospect Ave?
307 Prospect Ave is a 3 bed, 2 bath, 2,137 sqft, 33,541 sqft lot single_family.
Is 307 Prospect Ave a flip candidate?
No — 307 Prospect Ave does not appear in our flips dataset.
Is 307 Prospect Ave a tax-appeal candidate?
No — 307 Prospect Ave 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 Prospect Ave