Area data
Sioux city, IA — ZIP 51104
Population: 23,197 (Census ACS)
Home values & appreciation
- Median home value
- $230,735
- 1-year appreciation
- +3.2%
- 3-year appreciation
- +9.8%
- 5-year appreciation
- +26.7%
- 10-year appreciation
- +74.9%
- All-time peak (2026-06)
- $230,780
- House Price Index
- 379.0 (+3.7% YoY)
Market activity
- Median sale price
- $400,000
- Median list price
- $229,500
- Median days on market
- 125 days
- Sale-to-list ratio
- 100.0%
- Active listings
- 2
- 1-year forecast
- +1.5%
- Days to pending
- 50 days
- New listings (monthly)
- 23
Rents
- Typical rent
- $1,236/mo
- 1BR fair-market rent
- $870/mo
- 3BR fair-market rent
- $1,415/mo
Affordability
- Cost of living index (Low)
- 89.5 (100 = US avg)
- Electricity rate (state-level)
- 13.7¢/kWh
- Natural gas rate (state-level)
- $10.60/MCF
- 30-year mortgage rate (national)
- 6.66%
- 15-year mortgage rate (national)
- 6.00%
Schools
- Total schools
- 4
- Elementary schools
- 2
- Middle schools
- 0
- High schools
- 1
Natural hazards & flood risk
- Overall hazard risk
- Relatively Moderate
- Top hazards
- hail, iceStorm, strongWind, tornado, winterWeather
- FEMA flood zone
- A13
- Flood risk level
- High
Climate (30-year normals)
- Average annual temperature
- 48.5°F
- Average high
- 60.0°F
- Average low
- 37.5°F
- Annual precipitation
- 31.6 in
- Annual snowfall
- 38.1 in
Air quality
- Air quality rating
- Good
- Median AQI (annual)
- 43
- Days with Good air quality
- 71
- Days with Unhealthy air quality
- 2
Walkability & transit
- Walkability index
- 11.7 / 20
- Transit service frequency
- 420
Amenities
- Nearest airport
- Graham Field (4 mi)
- Nearest major airport
- Sioux Gateway Airport / Brigadier General Bud Day Field (SUX) (10 mi)
- Hospitals nearby (~15 mi)
- 1
- Avg hospital rating
- 1.0 / 5
- Solar radiation rating
- Fair (4.1 kWh/m²/day)
Migration
- Net migration
- -357 tax filers
Housing stock
- Median year housing built
- 1,959
- Median annual property tax
- $3,291
- Mean commute to work
- 18 min
- Households with broadband internet
- 76.9%
Employment & development
- Total county employment
- 44,932
- Average weekly wage
- $987
- Top industries (by employment)
- Health Care, Accommodation & Food, Administrative Services
- Annual residential building permits (county)
- 76
Area data compiled from public government, academic, and industry research feeds. Data sources →
Data last updated
Most recent source refresh: Aug 2026. See all data sources →