307 Helen St
Sioux City, IA 51105
4 bd 2 ba 1,566 sqft Built 1900 Lot 16,000 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 | $185,900 | $36,800 | $222,700 | $4,306 |
| 2022 | $157,900 | $28,100 | $186,000 | $3,464 |
| 2021 | $147,600 | $28,100 | $175,700 | $3,226 |
| 2020 | $134,000 | $27,000 | $161,000 | $3,636 |
| 2019 | $151,200 | $27,324 | $178,524 | $2,150 |
| 2018 | $81,100 | $22,600 | $103,700 | $2,118 |
| 2017 | $81,100 | $22,600 | $103,700 | $1,944 |
| 2016 | $72,900 | $21,300 | $94,200 | $1,916 |
| 2015 | $72,900 | $21,300 | $94,200 | $2,126 |
| 2014 | $64,800 | $37,300 | $102,100 | $2,130 |
| 2013 | $64,800 | $37,300 | $102,100 | $2,044 |
| 2012 | $64,800 | $37,300 | $102,100 | $2,014 |
| 2011 | $64,800 | $37,300 | $102,100 | $1,788 |
| 2009 | $73,800 | $18,500 | $92,300 | $1,786 |
| 2008 | $73,800 | $18,500 | $92,300 | $1,792 |
| 2007 | $76,200 | $19,200 | $95,400 | $1,768 |
Property facts
Year built
1900
Property type
single_family
Stories
2
Beds
4
Baths
2
Living area
1,566 sqft
Lot size
16,000 sqft
ZIP code
51105
City
Sioux City
Street
Helen St
Coordinates
42.48846, -96.37006
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 307 Helen St last sell?
No public-record sale is on file for 307 Helen St.
What is the current tax assessment for 307 Helen St?
The most recent total assessment for 307 Helen St (year 2025) is $222,700 with $4,306 in property tax.
When was 307 Helen St built?
307 Helen St was built in 1900.
How does 307 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 307 Helen St?
307 Helen St is a 4 bed, 2 bath, 1,566 sqft, 16,000 sqft lot single_family.
Is 307 Helen St a flip candidate?
No — 307 Helen St does not appear in our flips dataset.
Is 307 Helen St a tax-appeal candidate?
No — 307 Helen 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
-0.8%
Implied 1-yr
-3.0%
2025 Q4
$112.7K
2026 Q1
$111.9K
ZIP 51105 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Helen St