812 Knoll Ave
Waterloo, IA 50701
2 bd 1 ba 836 sqft Built 1960 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 | $99,480 | $12,610 | $112,090 | $1,486 |
| 2024 | $99,480 | $12,610 | $112,090 | $1,498 |
| 2023 | $79,810 | $12,610 | $92,420 | $1,432 |
| 2022 | $61,490 | $12,610 | $74,100 | $1,584 |
| 2021 | $61,490 | $12,610 | $74,100 | $1,568 |
| 2020 | $61,490 | $7,760 | $69,250 | $1,544 |
| 2019 | $61,490 | $7,760 | $69,250 | $1,556 |
| 2018 | $61,490 | $7,760 | $69,250 | $1,544 |
| 2017 | $61,490 | $7,760 | $69,250 | $1,590 |
| 2016 | $61,490 | $7,760 | $69,250 | $1,536 |
| 2015 | $59,910 | $7,760 | $67,670 | $1,564 |
| 2014 | $59,910 | $7,760 | $67,670 | $1,524 |
| 2013 | $59,910 | $7,760 | $67,670 | $1,522 |
| 2012 | $63,240 | $7,760 | $71,000 | $1,498 |
| 2011 | $63,240 | $7,760 | $71,000 | $1,448 |
| 2010 | $62,660 | $7,270 | $69,930 | $1,402 |
| 2008 | $62,660 | $7,270 | $69,930 | $1,335 |
Property facts
Year built
1960
Property type
single_family
Stories
—
Beds
2
Baths
1
Living area
836 sqft
Lot size
5,000 sqft
ZIP code
50701
City
Waterloo
Street
Knoll Ave
Coordinates
42.50087, -92.36874
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 812 Knoll Ave last sell?
No public-record sale is on file for 812 Knoll Ave.
What is the current tax assessment for 812 Knoll Ave?
The most recent total assessment for 812 Knoll Ave (year 2025) is $112,090 with $1,486 in property tax.
When was 812 Knoll Ave built?
812 Knoll Ave was built in 1960.
How does 812 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 812 Knoll Ave?
812 Knoll Ave is a 2 bed, 1 bath, 836 sqft, 5,000 sqft lot single_family.
Is 812 Knoll Ave a flip candidate?
No — 812 Knoll Ave does not appear in our flips dataset.
Is 812 Knoll Ave a tax-appeal candidate?
No — 812 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