1603 Ontario Dr
Janesville, WI 53545
3 bd 2 ba 2,094 sqft Built 1975 Lot 9,583 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 | $195,300 | $27,900 | $223,200 | $3,765 |
| 2023 | $195,300 | $27,900 | $223,200 | $3,567 |
| 2022 | $129,500 | $27,900 | $157,400 | $3,515 |
| 2021 | $127,500 | $27,900 | $155,400 | $3,704 |
| 2020 | $127,500 | $27,900 | $155,400 | $4,406 |
| 2019 | $127,500 | $27,900 | $155,400 | $4,231 |
| 2018 | $90,100 | $27,900 | $118,000 | $3,990 |
| 2017 | $90,100 | $27,900 | $118,000 | $3,782 |
| 2016 | $90,100 | $27,900 | $118,000 | $3,683 |
| 2015 | $90,100 | $27,900 | $118,000 | $3,687 |
| 2014 | $90,100 | $27,900 | $118,000 | $3,089 |
| 2013 | $90,100 | $27,900 | $118,000 | $3,376 |
| 2012 | $90,100 | $27,900 | $118,000 | $3,514 |
| 2011 | $90,100 | $27,900 | $118,000 | $3,354 |
| 2010 | $83,400 | $27,900 | $111,300 | $3,202 |
| 2008 | $83,400 | $27,900 | $111,300 | $2,956 |
| 2007 | $83,400 | $27,900 | $111,300 | $2,833 |
| 2006 | $83,400 | $27,900 | $111,300 | $2,686 |
Property facts
Year built
1975
Property type
single_family
Stories
1
Beds
3
Baths
2
Living area
2,094 sqft
Lot size
9,583 sqft
ZIP code
53545
City
Janesville
Street
Ontario Dr
Coordinates
42.70337, -88.98566
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 1603 Ontario Dr last sell?
No public-record sale is on file for 1603 Ontario Dr.
What is the current tax assessment for 1603 Ontario Dr?
The most recent total assessment for 1603 Ontario Dr (year 2025) is $223,200 with $3,765 in property tax.
When was 1603 Ontario Dr built?
1603 Ontario Dr was built in 1975.
How does 1603 Ontario Dr compare to others on Ontario Dr?
We track 8 other properties on Ontario Dr. Browse the list under "Other properties on Ontario Dr" to compare beds, baths, and sale history.
What are the property facts for 1603 Ontario Dr?
1603 Ontario Dr is a 3 bed, 2 bath, 2,094 sqft, 9,583 sqft lot single_family.
Is 1603 Ontario Dr a flip candidate?
No — 1603 Ontario Dr does not appear in our flips dataset.
Is 1603 Ontario Dr a tax-appeal candidate?
No — 1603 Ontario Dr 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 Ontario Dr