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IA area data

Sumner, IA

Sumner, IA.

Population: 3,446 (Census ACS)

The typical home value in Sumner, IA is $211,245 — up 1.1% over the past year. Homes sell for a median $185,000 after a median 29 days on market. 2 schools serve the area (NCES). FEMA's National Risk Index rates the county's overall natural-hazard risk Very Low, with drought the top-rated hazards. Cost of living is 12.2% below the US average (BEA, metro/state-level).

Backed by 25+ public sourcesFEMA · U.S. Census · NOAA · Dept. of Education · EPA · and more

$211,245

Typical home value

+1.1%

1-year change

29

Median days on market

Very Low

Hazard risk (county)

Home values & appreciation

Typical home value
$211,245
1-year appreciation
+1.1%
3-year appreciation
+8.9%
5-year appreciation
+27.9%
10-year appreciation
+56.2%
Peak value since 2000 (Aug 2026)
$211,245
House Price Index (state)
386.7 (+2.3% YoY)

Sources: home value index (ZIP-level) · FHFA House Price Index (state-level)

Market activity

Median sale price
$185,000
Median list price
$210,000
Median price per sqft
$91
1-year sale-price change
+64.4%
Median days on market
29 days
Homes sold (recent period)
7
For-sale inventory
17
Sale-to-list ratio
96.4%
Active listings
13
1-year forecast
+2.5%
New listings (monthly)
5

Source: recent area sales and market data (ZIP-level)

Rents

Studio fair-market rent
$712/mo
1BR fair-market rent
$782/mo
2BR fair-market rent
$1,023/mo
3BR fair-market rent
$1,343/mo
4BR fair-market rent
$1,349/mo

Sources: market rent index (ZIP-level) · HUD Fair Market Rents (metro/county-level, 40th-percentile regulatory reference)

Affordability

Cost of living index (Low)
87.8 (100 = US avg)
Electricity rate (state-level)
13.7¢/kWh
Natural gas rate (state-level)
$10.60/MCF
30-year mortgage rate (national)
7.40%
15-year mortgage rate (national)
6.73%

Sources: BEA Regional Price Parities (metro/state-level) · EIA energy rates (state-level) · Freddie Mac PMMS (national)

Schools

Total schools
2
Elementary schools
1
Middle schools
0
High schools
1
Avg student-teacher ratio
13.7 : 1
Schools include
Durant Elementary School, Sumner-Fredericksburg High School

Source: NCES school directory, 2024-25 (school-address-based)

Natural hazards & flood risk

Overall hazard risk (county)
Very Low
Top hazards (county)
drought
Notable hazard ratings (county)
drought: Relatively Moderate · hail: Relatively Low · tornado: Relatively Low · cold wave: Relatively Low · strong wind: Relatively Low · winter weather: Relatively Low
Most common flood zone among NFIP claims
Zone A
NFIP flood claims on record
23
Wildfire risk to homes (county)
Higher than 17% of US counties
Buildings in wildfire direct-exposure zone
31.7%
Radon potential (county)
High radon potential — EPA Zone 1 of 3
EPA Superfund (NPL) sites within 5 mi
None
Flood zones vary by property. Look up a specific address on the FEMA Flood Map Service Center.
EPA recommends radon testing for every home regardless of zone.

Sources: FEMA National Risk Index (county-level) · FEMA NFIP flood-insurance claims (ZIP-level) · USDA Forest Service Wildfire Risk to Communities (county-level) · EPA radon zones + Superfund NPL

Climate (30-year normals)

Annual precipitation
38.5 in
USDA plant hardiness zone
5a (extreme annual low -20 to -15°F)

Sources: NOAA Climate Normals (30-year, nearest-station) · USDA Plant Hardiness Zone Map (2023)

Air quality

Air quality rating
Good
Median AQI (annual)
38
Days with Good air quality
210
Days with Moderate air quality
30
Highest AQI recorded (year)
115

Source: EPA annual air quality index (county-level)

Walkability & transit

Walkability index
4.0 / 20
Transit service frequency
-99,999
Jobs reachable by car (30 min)
3,865
Jobs reachable by transit (45 min)
4,425

Source: EPA Smart Location Database (metropolitan block groups)

Amenities

National parks within ~60 mi
1
Nearest national park
Effigy Mounds National Monument (49 mi)
Airports within 30 mi
11
Nearest airport
Oelwein Municipal Airport (13 mi)
Nearest major airport
Waterloo Regional Airport (ALO) (24 mi)
Hospitals in or near this ZIP
1
Hospitals include
COMMUNITY MEMORIAL HOSPITAL MEDICAL CENTER
Solar radiation rating
Fair (3.9 kWh/m²/day)

Sources: National Park Service · FAA airport data · CMS hospital data (same ZIP, else within ~40 mi) · DOE/NREL (proximity-based)

Migration

Net migration (county)
+49 tax filers

Source: IRS SOI county-to-county migration (county-level; published with a multi-year lag)

Housing stock

Median year housing built
1938
Housing built before 1970
78.9%
Housing built 2000 or later
7.8%
Median annual property tax
$2,084
Mean commute to work
20 min
Households with broadband internet
63.2%

Source: Census ACS 5-year estimates (ZIP-level)

Employment & development

Total county employment
7,516
Average weekly wage
$1,045
Top industries (by employment)
Finance & Insurance, Accommodation & Food, Construction
Annual residential building permits (county)
46

Sources: BLS QCEW (county-level) · Census Building Permits (county-level)

How it compares

SumnerState medianUS median
Typical home value$211,245$211,043$288,527
Median sale price$185,000$220,000$325,000
Median days on market29 days48 days51 days
Median annual property tax$2,084$1,927$2,006

State and US medians are computed across all US ZIP codes with sufficient public-data coverage, from the same sources as the figures above.

Area data compiled from public government, academic, and industry research feeds. Data sources →

Common questions

What is the typical home value in Sumner, IA?
$211,245.
What is the median sale price in Sumner, IA?
$185,000.
How long do homes take to sell in Sumner, IA?
Median days on market: 29 days.
What is typical rent in Sumner, IA?
2-bedroom fair-market rent: $1,023/month (HUD FMR — a 40th-percentile regulatory reference, not market-observed).
What is the natural-hazard risk in Sumner, IA?
Overall risk: Very Low (FEMA NRI, county-level). Top hazards: drought.
Is Sumner, IA in a flood zone?
Flood zones vary by property within Sumner, IA. 23 FEMA flood-insurance (NFIP) claims are on record; the most common zone among them is A. Check a specific address on the FEMA Flood Map Service Center.
What is the wildfire risk in Sumner, IA?
Risk to homes is higher than 17% of US counties (USDA Forest Service Wildfire Risk to Communities, county-level).
What is the radon potential in Sumner, IA?
High radon potential — EPA Zone 1 of 3, county-level. EPA recommends testing every home regardless of zone.
Are there Superfund sites near Sumner, IA?
No current or proposed National Priorities List sites within 5 miles (EPA).
How many schools serve Sumner, IA?
2 schools (1 elementary, 1 high) (NCES, 2024-25).
Is Sumner, IA walkable?
Walkability index: 4.0/20 (EPA Smart Location Database).
What is the air quality in Sumner, IA?
Good. Median AQI: 38. (EPA AQI).
What is the cost of living in Sumner, IA?
Regional Price Parity: 87.8 (100 = US average) (Low) (BEA RPP, metro/state-level).

ZIP code for Sumner

Listing a home in Sumner, IA?

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Data last updated

Most recent source refresh: Oct 2026. See all data sources →

Data compiled by REAIGENT7 — AI listing platform for real estate agents