520 Cottage Grove Ave
Rockford, IL 61103
2 bd 1 ba 1,136 sqft Built 1930 Lot 4,792 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 | $32,012 | $5,081 | $37,093 | $2,745 |
| 2023 | $28,728 | $4,560 | $33,288 | $2,424 |
| 2022 | $22,641 | $3,594 | $26,235 | $2,311 |
| 2021 | $22,966 | $3,295 | $26,261 | $2,483 |
| 2020 | $21,711 | $3,115 | $24,826 | $2,420 |
| 2019 | $20,693 | $2,969 | $23,662 | $2,366 |
| 2018 | $19,502 | $2,797 | $22,299 | $2,325 |
| 2017 | $18,664 | $2,677 | $21,341 | $2,276 |
| 2016 | $18,314 | $2,627 | $20,941 | $2,256 |
| 2015 | $18,314 | $2,627 | $20,941 | $2,285 |
| 2014 | $18,780 | $3,285 | $22,065 | $2,406 |
| 2013 | $19,951 | $3,490 | $23,441 | $2,442 |
| 2012 | $21,159 | $3,701 | $24,860 | $2,433 |
| 2011 | $22,298 | $3,900 | $26,198 | $2,514 |
| 2010 | $23,469 | $4,105 | $27,574 | $2,443 |
| 2008 | $25,754 | $4,039 | $29,793 | $2,539 |
| 2007 | $23,521 | $3,855 | $27,376 | $2,301 |
| 2006 | $22,910 | $3,577 | $26,487 | $2,249 |
Property facts
Year built
1930
Property type
single_family
Stories
—
Beds
2
Baths
1
Living area
1,136 sqft
Lot size
4,792 sqft
ZIP code
61103
City
Rockford
Street
Cottage Grove Ave
Coordinates
42.29291, -89.06919
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 520 Cottage Grove Ave last sell?
No public-record sale is on file for 520 Cottage Grove Ave.
What is the current tax assessment for 520 Cottage Grove Ave?
The most recent total assessment for 520 Cottage Grove Ave (year 2025) is $37,093 with $2,745 in property tax.
When was 520 Cottage Grove Ave built?
520 Cottage Grove Ave was built in 1930.
How does 520 Cottage Grove Ave compare to others on Cottage Grove Ave?
We track 7 other properties on Cottage Grove Ave. Browse the list under "Other properties on Cottage Grove Ave" to compare beds, baths, and sale history.
What are the property facts for 520 Cottage Grove Ave?
520 Cottage Grove Ave is a 2 bed, 1 bath, 1,136 sqft, 4,792 sqft lot single_family.
Is 520 Cottage Grove Ave a flip candidate?
No — 520 Cottage Grove Ave does not appear in our flips dataset.
Is 520 Cottage Grove Ave a tax-appeal candidate?
No — 520 Cottage Grove 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
-0.2%
Implied 1-yr
-0.8%
2026 Q3
$135.7K
2026 Q4
$135.4K
ZIP 61103 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Cottage Grove Ave