509 12th St
Onawa, IA 51040
3 bd 1 ba 1,104 sqft Built 1958 Lot 8,451 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 | $96,470 | $8,928 | $105,398 | $1,332 |
| 2023 | $81,476 | $8,928 | $90,404 | $1,454 |
| 2022 | $71,192 | $8,928 | $80,120 | $1,393 |
| 2021 | $60,056 | $8,928 | $68,984 | $1,438 |
| 2020 | $56,895 | $8,928 | $65,823 | $1,272 |
| 2019 | $41,427 | $15,453 | $56,880 | $1,342 |
| 2018 | $54,848 | $8,964 | $63,812 | $1,428 |
| 2017 | $54,848 | $8,964 | $63,812 | $1,395 |
| 2016 | $52,237 | $8,537 | $60,774 | $1,410 |
| 2015 | $52,237 | $8,537 | $60,774 | $1,087 |
| 2014 | $46,227 | $7,555 | $53,782 | $912 |
| 2012 | $46,227 | $7,555 | $53,782 | $920 |
| 2011 | $46,227 | $7,555 | $53,782 | $880 |
| 2008 | $46,881 | $8,084 | $54,965 | $766 |
Property facts
Year built
1958
Property type
single_family
Stories
1
Beds
3
Baths
1
Living area
1,104 sqft
Lot size
8,451 sqft
ZIP code
51040
City
Onawa
Street
12th St
Coordinates
42.03281, -96.09949
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 509 12th St last sell?
No public-record sale is on file for 509 12th St.
What is the current tax assessment for 509 12th St?
The most recent total assessment for 509 12th St (year 2025) is $105,398 with $1,332 in property tax.
When was 509 12th St built?
509 12th St was built in 1958.
How does 509 12th St compare to others on 12th St?
We track 8 other properties on 12th St. Browse the list under "Other properties on 12th St" to compare beds, baths, and sale history.
What are the property facts for 509 12th St?
509 12th St is a 3 bed, 1 bath, 1,104 sqft, 8,451 sqft lot single_family.
Is 509 12th St a flip candidate?
No — 509 12th St does not appear in our flips dataset.
Is 509 12th St a tax-appeal candidate?
No — 509 12th 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
-3.4%
Implied 1-yr
-13.5%
2025 Q4
$234K
2026 Q1
$234K
ZIP 51040 — Median Price History + Forecast
Explore nearby
Other properties on 12th St