15820 National Ave
New Berlin, WI 53151
— ba 7,220 sqft Built 1961 other
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 | $269,000 | $187,200 | $456,200 | $5,642 |
| 2024 | $269,000 | $187,200 | $456,200 | $5,323 |
| 2023 | $266,700 | $104,800 | $371,500 | $5,593 |
| 2022 | $266,700 | $104,800 | $371,500 | $5,797 |
| 2021 | $266,700 | $104,800 | $371,500 | $5,500 |
| 2020 | $266,700 | $104,800 | $371,500 | $5,504 |
| 2019 | $266,700 | $104,800 | $371,500 | $5,702 |
| 2018 | $266,700 | $104,800 | $371,500 | $5,779 |
| 2017 | $245,400 | $101,700 | $347,100 | $5,933 |
| 2016 | $245,400 | $101,700 | $347,100 | $6,006 |
| 2015 | $245,400 | $101,700 | $347,100 | $5,960 |
| 2014 | $232,800 | $96,700 | $329,500 | $6,043 |
| 2013 | $232,800 | $96,700 | $329,500 | $6,647 |
| 2012 | $232,800 | $96,700 | $329,500 | $6,828 |
| 2010 | $255,900 | $96,700 | $352,600 | $5,963 |
| 2009 | $255,900 | $96,700 | $352,600 | $5,818 |
| 2008 | $233,600 | $87,400 | $321,000 | $5,589 |
| 2006 | $233,600 | $87,400 | $321,000 | $5,365 |
Property facts
Year built
1961
Property type
other
Stories
1
Beds
—
Baths
—
Living area
7,220 sqft
Lot size
—
ZIP code
53151
City
New Berlin
Street
National Ave
Coordinates
42.97450, -88.11166
Comparable properties nearby
Frequently asked questions
When did 15820 National Ave last sell?
No public-record sale is on file for 15820 National Ave.
What is the current tax assessment for 15820 National Ave?
The most recent total assessment for 15820 National Ave (year 2025) is $456,200 with $5,642 in property tax.
When was 15820 National Ave built?
15820 National Ave was built in 1961.
How does 15820 National Ave compare to others on National Ave?
We track 8 other properties on National Ave. Browse the list under "Other properties on National Ave" to compare beds, baths, and sale history.
What are the property facts for 15820 National Ave?
15820 National Ave is a — bath, 7,220 sqft other.
Is 15820 National Ave a flip candidate?
No — 15820 National Ave does not appear in our flips dataset.
Is 15820 National Ave a tax-appeal candidate?
No — 15820 National 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
+0.1%
Implied 1-yr
+0.5%
2026 Q3
$406.2K
2026 Q4
$406.6K
ZIP 53151 — Median Price History + Forecast
Explore nearby
Geography
Other properties on National Ave