503 Loos St
Hartford, WI 53027
4 bd 2 ba 1,248 sqft Built 1905 Lot 5,663 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 | $182,400 | $27,000 | $209,400 | $2,506 |
| 2024 | $182,400 | $27,000 | $209,400 | $2,224 |
| 2023 | $182,400 | $27,000 | $209,400 | $2,234 |
| 2022 | $182,400 | $27,000 | $209,400 | $2,351 |
| 2021 | $110,900 | $21,200 | $132,100 | $1,912 |
| 2020 | $110,900 | $21,200 | $132,100 | $2,020 |
| 2019 | $110,900 | $21,200 | $132,100 | $1,989 |
| 2018 | $110,900 | $21,200 | $132,100 | $2,014 |
| 2017 | $107,100 | $21,200 | $128,300 | $2,085 |
| 2016 | $107,100 | $21,200 | $128,300 | $2,248 |
| 2015 | $104,800 | $21,200 | $126,000 | $2,227 |
| 2014 | $104,800 | $21,200 | $126,000 | $2,170 |
| 2013 | $122,800 | $31,300 | $154,100 | $2,487 |
| 2012 | $122,800 | $31,300 | $154,100 | $2,660 |
| 2011 | $122,800 | $31,300 | $154,100 | $2,781 |
| 2010 | $122,800 | $31,300 | $154,100 | $2,824 |
| 2009 | $122,800 | $31,300 | $154,100 | $2,796 |
| 2007 | $122,800 | $31,300 | $154,100 | $2,681 |
| 2006 | $99,900 | $27,300 | $127,200 | $2,604 |
Property facts
Year built
1905
Property type
single_family
Stories
2
Beds
4
Baths
2
Living area
1,248 sqft
Lot size
5,663 sqft
ZIP code
53027
City
Hartford
Street
Loos St
Coordinates
43.31367, -88.37268
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 503 Loos St last sell?
No public-record sale is on file for 503 Loos St.
What is the current tax assessment for 503 Loos St?
The most recent total assessment for 503 Loos St (year 2025) is $209,400 with $2,506 in property tax.
When was 503 Loos St built?
503 Loos St was built in 1905.
How does 503 Loos St compare to others on Loos St?
We track 8 other properties on Loos St. Browse the list under "Other properties on Loos St" to compare beds, baths, and sale history.
What are the property facts for 503 Loos St?
503 Loos St is a 4 bed, 2 bath, 1,248 sqft, 5,663 sqft lot single_family.
Is 503 Loos St a flip candidate?
No — 503 Loos St does not appear in our flips dataset.
Is 503 Loos St a tax-appeal candidate?
No — 503 Loos 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
+3.4%
Implied 1-yr
+13.7%
2026 Q3
$460.9K
2026 Q4
$473.8K
ZIP 53027 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Loos St