521 Ontario St
De Pere, WI 54115
— ba Lot 8,756 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 | $181,100 | $29,700 | $210,800 | $2,907 |
| 2023 | $154,000 | $28,200 | $182,200 | $2,421 |
| 2022 | $129,000 | $28,200 | $157,200 | $2,206 |
| 2021 | $116,400 | $23,500 | $139,900 | $2,068 |
| 2020 | $108,800 | $23,500 | $132,300 | $2,160 |
| 2019 | $102,000 | $23,500 | $125,500 | $2,204 |
| 2018 | $92,900 | $23,500 | $116,400 | $2,242 |
| 2017 | $81,000 | $23,500 | $104,500 | $2,081 |
| 2016 | $81,000 | $23,500 | $104,500 | $2,103 |
| 2015 | $76,600 | $23,500 | $100,100 | $2,051 |
| 2014 | $76,600 | $23,500 | $100,100 | $1,984 |
| 2013 | $76,600 | $23,500 | $100,100 | $2,036 |
| 2012 | $76,600 | $23,500 | $100,100 | $2,033 |
| 2011 | $76,600 | $23,500 | $100,100 | $2,079 |
| 2010 | $76,600 | $23,500 | $100,100 | $2,075 |
| 2009 | $76,600 | $23,500 | $100,100 | $2,114 |
| 2008 | $76,600 | $23,500 | $100,100 | $2,156 |
| 2007 | $76,600 | $23,500 | $100,100 | $2,040 |
Property facts
Year built
—
Property type
single_family
Stories
—
Beds
—
Baths
—
Living area
—
Lot size
8,756 sqft
ZIP code
54115
City
De Pere
Street
Ontario St
Coordinates
44.45154, -88.05265
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 521 Ontario St last sell?
No public-record sale is on file for 521 Ontario St.
What is the current tax assessment for 521 Ontario St?
The most recent total assessment for 521 Ontario St (year 2025) is $210,800 with $2,907 in property tax.
When was 521 Ontario St built?
The year built for 521 Ontario St is not in our records.
How does 521 Ontario St compare to others on Ontario St?
We track 8 other properties on Ontario St. Browse the list under "Other properties on Ontario St" to compare beds, baths, and sale history.
What are the property facts for 521 Ontario St?
521 Ontario St is a — bath, 8,756 sqft lot single_family.
Is 521 Ontario St a flip candidate?
No — 521 Ontario St does not appear in our flips dataset.
Is 521 Ontario St a tax-appeal candidate?
No — 521 Ontario 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
+3.4%
Implied 1-yr
+13.4%
2026 Q3
$412.1K
2026 Q4
$423.5K
ZIP 54115 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Ontario St