18600 Observatory Rd
New Berlin, WI 53146
3 bd 2 ba 1,729 sqft Built 1977 Lot 65,340 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 | $296,400 | $106,900 | $403,300 | $4,958 |
| 2024 | $296,400 | $106,900 | $403,300 | $4,658 |
| 2023 | $232,100 | $62,900 | $295,000 | $4,369 |
| 2022 | $232,100 | $62,900 | $295,000 | $4,503 |
| 2021 | $232,100 | $62,900 | $295,000 | $4,258 |
| 2020 | $232,100 | $62,900 | $295,000 | $4,314 |
| 2019 | $232,100 | $62,900 | $295,000 | $4,434 |
| 2018 | $232,100 | $62,900 | $295,000 | $4,522 |
| 2017 | $208,100 | $55,500 | $263,600 | $4,465 |
| 2016 | $208,100 | $55,500 | $263,600 | $4,509 |
| 2015 | $208,100 | $55,500 | $263,600 | $4,497 |
| 2014 | $195,200 | $52,000 | $247,200 | $4,460 |
| 2013 | $195,200 | $52,000 | $247,200 | $4,517 |
| 2012 | $195,200 | $52,000 | $247,200 | $4,502 |
| 2010 | $207,800 | $57,100 | $264,900 | $4,370 |
| 2009 | $207,800 | $57,100 | $264,900 | $4,273 |
| 2008 | $194,900 | $54,500 | $249,400 | $4,246 |
| 2006 | $194,900 | $54,500 | $249,400 | $4,117 |
Property facts
Year built
1977
Property type
single_family
Stories
1
Beds
3
Baths
2
Living area
1,729 sqft
Lot size
65,340 sqft
ZIP code
53146
City
New Berlin
Street
Observatory Rd
Coordinates
42.97026, -88.14592
Comparable properties nearby
Frequently asked questions
When did 18600 Observatory Rd last sell?
No public-record sale is on file for 18600 Observatory Rd.
What is the current tax assessment for 18600 Observatory Rd?
The most recent total assessment for 18600 Observatory Rd (year 2025) is $403,300 with $4,958 in property tax.
When was 18600 Observatory Rd built?
18600 Observatory Rd was built in 1977.
How does 18600 Observatory Rd compare to others on Observatory Rd?
We track 8 other properties on Observatory Rd. Browse the list under "Other properties on Observatory Rd" to compare beds, baths, and sale history.
What are the property facts for 18600 Observatory Rd?
18600 Observatory Rd is a 3 bed, 2 bath, 1,729 sqft, 65,340 sqft lot single_family.
Is 18600 Observatory Rd a flip candidate?
No — 18600 Observatory Rd does not appear in our flips dataset.
Is 18600 Observatory Rd a tax-appeal candidate?
No — 18600 Observatory Rd is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-1.8%
Implied 1-yr
-7.3%
2026 Q2
$456.7K
2026 Q3
$447.3K
ZIP 53146 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Observatory Rd