839 Knoll Ave
Waterloo, IA 50701
3 bd 1 ba 936 sqft Built 1961 Lot 5,000 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 | $124,480 | $12,610 | $137,090 | $2,220 |
| 2024 | $124,480 | $12,610 | $137,090 | $2,042 |
| 2023 | $99,990 | $12,610 | $112,600 | $1,736 |
| 2022 | $75,330 | $12,610 | $87,940 | $1,688 |
| 2021 | $75,330 | $12,610 | $87,940 | $1,688 |
| 2020 | $75,330 | $7,760 | $83,090 | $1,656 |
| 2019 | $75,330 | $7,760 | $83,090 | $1,676 |
| 2018 | $75,330 | $7,760 | $83,090 | $1,658 |
| 2017 | $75,330 | $7,760 | $83,090 | $1,712 |
| 2016 | $75,330 | $7,760 | $83,090 | $1,688 |
| 2015 | $75,330 | $7,760 | $83,090 | $1,720 |
| 2014 | $75,330 | $7,760 | $83,090 | $1,670 |
| 2013 | $75,330 | $7,760 | $83,090 | $1,674 |
| 2012 | $79,510 | $7,760 | $87,270 | $1,684 |
| 2011 | $79,510 | $7,760 | $87,270 | $1,757 |
| 2010 | $77,540 | $7,270 | $84,810 | $1,701 |
| 2008 | $77,540 | $7,270 | $84,810 | $1,619 |
Property facts
Year built
1961
Property type
single_family
Stories
—
Beds
3
Baths
1
Living area
936 sqft
Lot size
5,000 sqft
ZIP code
50701
City
Waterloo
Street
Knoll Ave
Coordinates
42.50021, -92.36805
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 839 Knoll Ave last sell?
No public-record sale is on file for 839 Knoll Ave.
What is the current tax assessment for 839 Knoll Ave?
The most recent total assessment for 839 Knoll Ave (year 2025) is $137,090 with $2,220 in property tax.
When was 839 Knoll Ave built?
839 Knoll Ave was built in 1961.
How does 839 Knoll Ave compare to others on Knoll Ave?
We track 8 other properties on Knoll Ave. Browse the list under "Other properties on Knoll Ave" to compare beds, baths, and sale history.
What are the property facts for 839 Knoll Ave?
839 Knoll Ave is a 3 bed, 1 bath, 936 sqft, 5,000 sqft lot single_family.
Is 839 Knoll Ave a flip candidate?
No — 839 Knoll Ave does not appear in our flips dataset.
Is 839 Knoll Ave a tax-appeal candidate?
No — 839 Knoll 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
-1.1%
Implied 1-yr
-4.3%
2026 Q3
$196.2K
2026 Q4
$193.9K
ZIP 50701 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Knoll Ave