640 Montgomery St
Port Washington, WI 53074
2 bd 1 ba 1,025 sqft Built 1939 Lot 9,148 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 | $183,000 | $78,000 | $261,000 | $3,364 |
| 2023 | $130,400 | $70,400 | $200,800 | $2,756 |
| 2022 | $130,400 | $70,400 | $200,800 | $2,798 |
| 2021 | $130,400 | $70,400 | $200,800 | $2,746 |
| 2020 | $88,000 | $61,700 | $149,700 | $2,680 |
| 2019 | $78,500 | $61,700 | $140,200 | $2,537 |
| 2018 | $78,500 | $61,700 | $140,200 | $2,470 |
| 2017 | $78,500 | $61,700 | $140,200 | $2,449 |
| 2016 | $78,500 | $61,700 | $140,200 | $2,457 |
| 2015 | $78,500 | $61,700 | $140,200 | $2,423 |
| 2014 | $78,500 | $61,700 | $140,200 | $2,282 |
| 2013 | $78,500 | $61,700 | $140,200 | $2,428 |
| 2012 | $78,500 | $61,700 | $140,200 | $2,419 |
| 2011 | $76,500 | $61,700 | $138,200 | $2,404 |
| 2010 | $76,500 | $61,700 | $138,200 | $2,470 |
| 2009 | $76,500 | $61,700 | $138,200 | $2,458 |
| 2008 | $76,500 | $61,700 | $138,200 | $2,403 |
| 2007 | $76,500 | $61,700 | $138,200 | $2,458 |
Property facts
Year built
1939
Property type
single_family
Stories
1
Beds
2
Baths
1
Living area
1,025 sqft
Lot size
9,148 sqft
ZIP code
53074
City
Port Washington
Street
Montgomery St
Coordinates
43.39506, -87.87384
Comparable properties nearby
Frequently asked questions
When did 640 Montgomery St last sell?
No public-record sale is on file for 640 Montgomery St.
What is the current tax assessment for 640 Montgomery St?
The most recent total assessment for 640 Montgomery St (year 2025) is $261,000 with $3,364 in property tax.
When was 640 Montgomery St built?
640 Montgomery St was built in 1939.
How does 640 Montgomery St compare to others on Montgomery St?
We track 8 other properties on Montgomery St. Browse the list under "Other properties on Montgomery St" to compare beds, baths, and sale history.
What are the property facts for 640 Montgomery St?
640 Montgomery St is a 2 bed, 1 bath, 1,025 sqft, 9,148 sqft lot single_family.
Is 640 Montgomery St a flip candidate?
No — 640 Montgomery St does not appear in our flips dataset.
Is 640 Montgomery St a tax-appeal candidate?
No — 640 Montgomery 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
+2.6%
Implied 1-yr
+10.3%
2026 Q3
$491.5K
2026 Q4
$502.3K
ZIP 53074 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Montgomery St