304 Prospect Ave
Waukesha, WI 53188
4 bd 2 ba 1,661 sqft Built 1939 Lot 7,405 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 | $286,800 | $54,400 | $341,200 | $4,559 |
| 2024 | $190,600 | $54,400 | $245,000 | $3,580 |
| 2023 | $190,600 | $54,400 | $245,000 | $3,470 |
| 2022 | $121,900 | $50,000 | $171,900 | $3,232 |
| 2021 | $121,900 | $50,000 | $171,900 | $3,299 |
| 2020 | $121,900 | $50,000 | $171,900 | $3,202 |
| 2019 | $121,900 | $50,000 | $171,900 | $3,094 |
| 2018 | $115,400 | $43,800 | $159,200 | $2,928 |
| 2017 | $115,400 | $43,800 | $159,200 | $2,929 |
| 2016 | $106,300 | $42,500 | $148,800 | $2,914 |
| 2015 | $106,300 | $42,500 | $148,800 | $2,900 |
| 2014 | $104,800 | $42,500 | $147,300 | $2,921 |
| 2013 | $104,800 | $42,500 | $147,300 | $2,993 |
| 2012 | $106,700 | $50,000 | $156,700 | $3,121 |
| 2010 | $118,500 | $50,000 | $168,500 | $3,249 |
| 2009 | $118,500 | $50,000 | $168,500 | $3,252 |
| 2008 | $142,400 | $32,500 | $174,900 | $3,339 |
Property facts
Year built
1939
Property type
single_family
Stories
2
Beds
4
Baths
2
Living area
1,661 sqft
Lot size
7,405 sqft
ZIP code
53188
City
Waukesha
Street
Prospect Ave
Coordinates
43.01986, -88.23893
Comparable properties nearby
Frequently asked questions
When did 304 Prospect Ave last sell?
No public-record sale is on file for 304 Prospect Ave.
What is the current tax assessment for 304 Prospect Ave?
The most recent total assessment for 304 Prospect Ave (year 2025) is $341,200 with $4,559 in property tax.
When was 304 Prospect Ave built?
304 Prospect Ave was built in 1939.
How does 304 Prospect Ave compare to others on Prospect Ave?
We track 8 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 304 Prospect Ave?
304 Prospect Ave is a 4 bed, 2 bath, 1,661 sqft, 7,405 sqft lot single_family.
Is 304 Prospect Ave a flip candidate?
No — 304 Prospect Ave does not appear in our flips dataset.
Is 304 Prospect Ave a tax-appeal candidate?
No — 304 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
+1.0%
Implied 1-yr
+3.9%
2026 Q3
$443.4K
2026 Q4
$447.4K
ZIP 53188 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Prospect Ave