521 Frederick Ct
Oconomowoc, WI 53066
— ba Lot 129,064 sqft condo
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 | $305,300 | $34,000 | $339,300 | $3,515 |
| 2024 | $273,700 | $34,000 | $307,700 | $3,281 |
| 2023 | $242,000 | $34,000 | $276,000 | $3,071 |
| 2022 | $190,500 | $34,000 | $224,500 | $3,032 |
| 2021 | $171,000 | $34,000 | $205,000 | $2,720 |
| 2020 | $149,500 | $34,000 | $183,500 | $3,158 |
| 2019 | $149,500 | $34,000 | $183,500 | $3,044 |
| 2018 | $149,500 | $34,000 | $183,500 | $2,953 |
| 2017 | $149,500 | $34,000 | $183,500 | $2,948 |
| 2016 | $149,500 | $34,000 | $183,500 | $2,978 |
| 2015 | $149,500 | $34,000 | $183,500 | $2,969 |
| 2014 | $149,500 | $34,000 | $183,500 | $2,974 |
| 2013 | $163,800 | $40,000 | $203,800 | $3,409 |
| 2012 | $163,800 | $40,000 | $203,800 | $3,443 |
| 2010 | $163,800 | $40,000 | $203,800 | $3,191 |
| 2009 | $148,000 | $40,000 | $188,000 | $2,790 |
| 2008 | $148,000 | $40,000 | $188,000 | $2,664 |
| 2006 | $150,300 | $28,800 | $179,100 | $3,083 |
Property facts
Year built
—
Property type
condo
Stories
—
Beds
—
Baths
—
Living area
—
Lot size
129,064 sqft
ZIP code
53066
City
Oconomowoc
Street
Frederick Ct
Coordinates
43.10009, -88.49257
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 521 Frederick Ct last sell?
No public-record sale is on file for 521 Frederick Ct.
What is the current tax assessment for 521 Frederick Ct?
The most recent total assessment for 521 Frederick Ct (year 2025) is $339,300 with $3,515 in property tax.
When was 521 Frederick Ct built?
The year built for 521 Frederick Ct is not in our records.
How does 521 Frederick Ct compare to others on Frederick Ct?
We track 8 other properties on Frederick Ct. Browse the list under "Other properties on Frederick Ct" to compare beds, baths, and sale history.
What are the property facts for 521 Frederick Ct?
521 Frederick Ct is a — bath, 129,064 sqft lot condo.
Is 521 Frederick Ct a flip candidate?
No — 521 Frederick Ct does not appear in our flips dataset.
Is 521 Frederick Ct a tax-appeal candidate?
No — 521 Frederick Ct is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+0.4%
Implied 1-yr
+1.8%
2026 Q3
$791.9K
2026 Q4
$795.3K
ZIP 53066 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Frederick Ct