IA area data
Sumner, IA
Sumner, IA.
Population: 3,446 (Census ACS)
Home values & appreciation
- Median home value
- $214,134
- 1-year appreciation
- +1.3%
- 3-year appreciation
- +9.0%
- 5-year appreciation
- +28.2%
- 10-year appreciation
- +55.3%
- All-time peak (2026-03)
- $214,877
- House Price Index
- 379.0 (+3.7% YoY)
Market activity
- Median sale price
- $205,000
- Median list price
- $202,995
- Median days on market
- 25 days
- Sale-to-list ratio
- 95.8%
- Active listings
- 10
- New listings (monthly)
- 4
Rents
- 2-bedroom fair-market rent (HUD reference)
- $1,088/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
- 2
- Elementary schools
- 1
- Middle schools
- 0
- High schools
- 1
Natural hazards & flood risk
- Overall hazard risk
- Very Low
- Top hazards
- drought
- FEMA flood zone
- A
- Flood risk level
- High
Climate (30-year normals)
- Annual precipitation
- 41.5 in
Air quality
- Air quality rating
- Good
- Median AQI (annual)
- 42
- Days with Good air quality
- 180
- Days with Unhealthy air quality
- 1
Walkability & transit
- Walkability index
- 4.0 / 20
- Transit service frequency
- -99,999
Amenities
- National parks within ~60 mi
- 1
- Nearest national park
- Effigy Mounds National Monument (49 mi)
- Nearest airport
- Oelwein Municipal Airport (13 mi)
- Nearest major airport
- Waterloo Regional Airport (ALO) (24 mi)
- Hospitals nearby (~15 mi)
- 1
- Solar radiation rating
- Fair (3.9 kWh/m²/day)
Migration
- Net migration
- +49 tax filers
Housing stock
- Median year housing built
- 1,938
- Median annual property tax
- $2,084
- Mean commute to work
- 20 min
- Households with broadband internet
- 63.2%
Employment & development
- Total county employment
- 7,817
- Average weekly wage
- $983
- Top industries (by employment)
- Finance & Insurance, Accommodation & Food, Construction
- Annual residential building permits (county)
- 37
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 →