503 Douglas St
Belvidere, IL 61008
3 bd 1 ba 1,026 sqft Built 1950 Lot 8,712 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 | $56,447 | $3,844 | $60,291 | $4,324 |
| 2024 | $56,447 | $3,844 | $60,291 | $3,048 |
| 2023 | $37,419 | $3,844 | $41,263 | $2,920 |
| 2022 | $28,520 | $5,894 | $34,414 | $2,751 |
| 2021 | $26,901 | $5,894 | $32,795 | $1,655 |
| 2020 | $23,665 | $6,214 | $29,879 | $1,759 |
| 2019 | $21,845 | $6,214 | $28,059 | $1,800 |
| 2018 | $17,537 | $6,214 | $23,751 | $1,407 |
| 2017 | $17,476 | $6,512 | $23,988 | $1,902 |
| 2016 | $15,645 | $6,406 | $22,051 | $1,780 |
| 2015 | $12,136 | $8,008 | $20,144 | $1,613 |
| 2014 | $12,136 | $8,008 | $20,144 | $1,623 |
| 2013 | $12,136 | $8,008 | $20,144 | $1,568 |
| 2012 | $17,985 | $8,008 | $25,993 | $2,003 |
| 2011 | $22,377 | $8,095 | $30,472 | $1,078 |
| 2010 | $28,148 | $8,886 | $37,034 | $2,513 |
| 2008 | $32,779 | $9,172 | $41,951 | $2,434 |
| 2007 | $29,029 | $8,712 | $37,741 | $2,348 |
Property facts
Year built
1950
Property type
single_family
Stories
—
Beds
3
Baths
1
Living area
1,026 sqft
Lot size
8,712 sqft
ZIP code
61008
City
Belvidere
Street
Douglas St
Coordinates
42.25837, -88.83111
Comparable properties nearby
Frequently asked questions
When did 503 Douglas St last sell?
No public-record sale is on file for 503 Douglas St.
What is the current tax assessment for 503 Douglas St?
The most recent total assessment for 503 Douglas St (year 2025) is $60,291 with $4,324 in property tax.
When was 503 Douglas St built?
503 Douglas St was built in 1950.
How does 503 Douglas St compare to others on Douglas St?
We track 5 other properties on Douglas St. Browse the list under "Other properties on Douglas St" to compare beds, baths, and sale history.
What are the property facts for 503 Douglas St?
503 Douglas St is a 3 bed, 1 bath, 1,026 sqft, 8,712 sqft lot single_family.
Is 503 Douglas St a flip candidate?
No — 503 Douglas St does not appear in our flips dataset.
Is 503 Douglas St a tax-appeal candidate?
No — 503 Douglas 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
-1.6%
Implied 1-yr
-6.3%
2026 Q3
$173.1K
2026 Q4
$170.1K
ZIP 61008 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Douglas St