1811 Helen St
Sioux City, IA 51106
2 bd 1 ba 1,391 sqft Built 1930 Lot 7,145 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Jun 26, 2025 | Sold | $157,000 | Public Record |
| Nov 18, 2024 | Price changed | $156,500 | NWIowaRegional |
| Nov 12, 2024 | Price changed | $174,950 | NWIowaRegional |
| Oct 21, 2024 | Price changed | $179,950 | NWIowaRegional |
| Sep 11, 2024 | Price changed | $189,500 | NWIowaRegional |
| Aug 14, 2024 | Listed | $195,900 | NWIowaRegional |
| Mar 21, 2022 | Sold | $168,000 | Public Record |
| Jan 30, 2022 | Listed | $164,000 | NWIowaRegional |
| Apr 22, 1997 | Sold | $47,000 | NWIowaRegional |
| Jan 14, 1997 | Listed | $52,500 | NWIowaRegional |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $165,400 | $27,000 | $192,400 | $3,070 |
| 2023 | $147,200 | $22,600 | $169,800 | $1,940 |
| 2022 | $76,000 | $20,700 | $96,700 | $1,686 |
| 2021 | $73,800 | $20,700 | $94,500 | $1,556 |
| 2020 | $67,800 | $18,500 | $86,300 | $1,578 |
| 2019 | $67,824 | $18,468 | $86,292 | $1,526 |
| 2018 | $59,100 | $17,000 | $76,100 | $1,502 |
| 2017 | $59,100 | $17,000 | $76,100 | $1,354 |
| 2016 | $52,500 | $15,700 | $68,200 | $1,334 |
| 2015 | $52,500 | $15,700 | $68,200 | $1,352 |
| 2014 | $46,100 | $22,000 | $68,100 | $1,556 |
| 2013 | $46,100 | $22,000 | $68,100 | $1,498 |
| 2012 | $46,100 | $22,000 | $68,100 | $1,450 |
| 2011 | $46,100 | $22,000 | $68,100 | $1,314 |
| 2009 | $50,700 | $12,500 | $63,200 | $1,318 |
| 2008 | $50,700 | $12,500 | $63,200 | $1,232 |
| 2007 | $47,400 | $12,900 | $60,300 | $1,200 |
Property facts
Year built
1930
Property type
single_family
Stories
1
Beds
2
Baths
1
Living area
1,391 sqft
Lot size
7,145 sqft
ZIP code
51106
City
Sioux City
Street
Helen St
Coordinates
42.47214, -96.37069
Comparable properties nearby
Frequently asked questions
When did 1811 Helen St last sell?
No public-record sale is on file for 1811 Helen St.
What is the current tax assessment for 1811 Helen St?
The most recent total assessment for 1811 Helen St (year 2025) is $192,400 with $3,070 in property tax.
When was 1811 Helen St built?
1811 Helen St was built in 1930.
How does 1811 Helen St compare to others on Helen St?
We track 8 other properties on Helen St. Browse the list under "Other properties on Helen St" to compare beds, baths, and sale history.
What are the property facts for 1811 Helen St?
1811 Helen St is a 2 bed, 1 bath, 1,391 sqft, 7,145 sqft lot single_family.
Is 1811 Helen St a flip candidate?
No — 1811 Helen St does not appear in our flips dataset.
Is 1811 Helen St a tax-appeal candidate?
Yes — 1811 Helen St appears in our tax-appeal candidates list, meaning its current assessment exceeds its recent sale price by 15% or more.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-1.4%
Implied 1-yr
-5.5%
2026 Q3
$237.9K
2026 Q4
$234.3K
ZIP 51106 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Helen St