505 Rock Island St
Knoxville, IA 50138
3 bd 2 ba 960 sqft Built 1974 Lot 9,601 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 | $153,430 | $24,480 | $177,910 | $3,044 |
| 2024 | $153,430 | $24,480 | $177,910 | $2,966 |
| 2023 | $139,480 | $24,480 | $163,960 | $2,602 |
| 2022 | $101,030 | $21,200 | $122,230 | $2,530 |
| 2021 | $95,310 | $20,000 | $115,310 | $2,316 |
| 2020 | $84,100 | $20,000 | $104,100 | $2,274 |
| 2019 | $84,100 | $20,000 | $104,100 | $1,906 |
| 2018 | $70,220 | $16,400 | $86,620 | $1,806 |
| 2017 | $70,220 | $16,400 | $86,620 | $1,802 |
| 2016 | $70,220 | $16,400 | $86,620 | $1,758 |
| 2015 | $70,220 | $16,400 | $86,620 | $1,628 |
| 2014 | $64,420 | $16,400 | $80,820 | $1,510 |
| 2013 | $64,420 | $16,400 | $80,820 | $1,588 |
| 2012 | $70,300 | $16,400 | $86,700 | $1,630 |
Property facts
Year built
1974
Property type
single_family
Stories
—
Beds
3
Baths
2
Living area
960 sqft
Lot size
9,601 sqft
ZIP code
50138
City
Knoxville
Street
Rock Island St
Coordinates
41.32565, -93.10363
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 505 Rock Island St last sell?
No public-record sale is on file for 505 Rock Island St.
What is the current tax assessment for 505 Rock Island St?
The most recent total assessment for 505 Rock Island St (year 2025) is $177,910 with $3,044 in property tax.
When was 505 Rock Island St built?
505 Rock Island St was built in 1974.
How does 505 Rock Island St compare to others on Rock Island St?
We track 8 other properties on Rock Island St. Browse the list under "Other properties on Rock Island St" to compare beds, baths, and sale history.
What are the property facts for 505 Rock Island St?
505 Rock Island St is a 3 bed, 2 bath, 960 sqft, 9,601 sqft lot single_family.
Is 505 Rock Island St a flip candidate?
No — 505 Rock Island St does not appear in our flips dataset.
Is 505 Rock Island St a tax-appeal candidate?
No — 505 Rock Island 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
+0.3%
Implied 1-yr
+1.2%
2026 Q3
$177.2K
2026 Q4
$177.7K
ZIP 50138 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Rock Island St