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Area data

Sioux city, IA — ZIP 51103

Population: 16,895 (Census ACS)

The median home value in ZIP 51103 (Sioux city, IA) is $162,692 — up 2.8% over the past year. Homes sell for a median $180,000 after a median 35 days on market. Typical rent runs $975/month. 5 schools serve the area (NCES). FEMA's National Risk Index rates the county's overall natural-hazard risk Relatively Moderate, with hail, icestorm, strongwind 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

$162,692

Median home value

+2.8%

1-year change

35

Median days on market

Relatively Moderate

Hazard risk (county)

Home values & appreciation

Median home value
$162,692
1-year appreciation
+2.8%
3-year appreciation
+9.1%
5-year appreciation
+26.8%
10-year appreciation
+114.5%
All-time peak (2026-08)
$162,692
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
$180,000
Median list price
$189,450
Median price per sqft
$137
1-year sale-price change
+6.2%
Median days on market
35 days
Homes sold (recent period)
45
For-sale inventory
48
Sale-to-list ratio
98.8%
Active listings
29
1-year forecast
+3.5%
New listings (monthly)
15

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

Rents

Typical rent
$975/mo
Studio fair-market rent
$831/mo
1BR fair-market rent
$965/mo
2BR fair-market rent
$1,194/mo
3BR fair-market rent
$1,447/mo
4BR fair-market rent
$1,618/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
5
Elementary schools
3
Middle schools
1
High schools
1
Avg student-teacher ratio
14.0 : 1
Schools include
Hunt Elementary School, West High School, West Middle School, Liberty Elementary School, Loess Hills Elementary

Source: NCES school directory, 2022-23 (school-address-based)

Natural hazards & flood risk

Overall hazard risk (county)
Relatively Moderate
Top hazards (county)
hail, iceStorm, strongWind, tornado, winterWeather
Notable hazard ratings (county)
hail: Relatively High · drought: Relatively Moderate · tornado: Relatively High · coldWave: Relatively Moderate · heatWave: Relatively Moderate · iceStorm: Relatively High
FEMA flood zone
A06
Flood risk level
High
Wildfire risk to homes (county)
Higher than 65% of US counties
Buildings in wildfire direct-exposure zone
23.7%
Radon potential (county)
High radon potential — EPA Zone 1 of 3
EPA Superfund (NPL) sites within 5 mi
None
Nearest Superfund site
Highway 3 PCE (23.6 mi)
EPA recommends radon testing for every home regardless of zone.

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

Climate (30-year normals)

Average annual temperature
48.5°F
Average high
60.0°F
Average low
37.5°F
Annual precipitation
32.3 in
Annual snowfall
38.1 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)
39
Days with Good air quality
226
Days with Moderate air quality
55
Highest AQI recorded (year)
122

Source: EPA air quality data (nearest monitoring station, annual)

Walkability & transit

Walkability index
11.8 / 20
Transit service frequency
365
Jobs reachable by car (30 min)
16,681
Jobs reachable by transit (45 min)
13,818

Source: EPA Smart Location Database (metropolitan block groups)

Amenities

Airports within 30 mi
11
Nearest airport
Graham Field (3 mi)
Nearest major airport
Sioux Gateway Airport / Brigadier General Bud Day Field (SUX) (9 mi)
Hospitals nearby (~15 mi)
13
Hospitals include
ST LUKES REGIONAL MEDICAL CENTER, MERCYONE SIOUXLAND MEDICAL CENTER, HAWARDEN REGIONAL HEALTHCARE
Avg hospital rating (CMS)
2.6 / 5
Best hospital rating nearby (CMS)
3.0 / 5
Solar radiation rating
Fair (4.1 kWh/m²/day)

Sources: National Park Service · FAA airport data · CMS hospital data · DOE/NREL (proximity-based)

Migration

Net migration (county)
-357 tax filers

Source: IRS county-to-county migration data (county-level, ~12-month lag)

Housing stock

Median year housing built
1,950
Housing built before 1970
70.6%
Housing built 2000 or later
7.1%
Median annual property tax
$2,004
Mean commute to work
20 min
Households with broadband internet
69.0%

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

Employment & development

Total county employment
44,373
Average weekly wage
$1,068
Top industries (by employment)
Health Care, Accommodation & Food, Construction
Annual residential building permits (county)
238

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

How it compares

ZIP 51103State medianUS median
Median home value$162,692$211,043$288,527
Median sale price$180,000$220,000$325,000
Median days on market35 days48 days51 days
Typical rent$975/mo$1,168/mo$1,809/mo
Median annual property tax$2,004$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 median home value in ZIP 51103?
$162,692.
What is the median sale price in ZIP 51103?
$180,000.
How long do homes take to sell in ZIP 51103?
Median days on market: 35 days.
What is typical rent in ZIP 51103?
Typical rent: $975/month.
What is the natural-hazard risk in ZIP 51103?
Overall risk: Relatively Moderate (FEMA NRI, county-level). Top hazards: hail, iceStorm, strongWind, tornado, winterWeather.
Is ZIP 51103 in a flood zone?
High (FEMA NFIP). FEMA flood zone A06.
What is the wildfire risk in ZIP 51103?
Risk to homes is higher than 65% of US counties (USDA Forest Service Wildfire Risk to Communities, county-level).
What is the radon potential in ZIP 51103?
High radon potential — EPA Zone 1 of 3, county-level. EPA recommends testing every home regardless of zone.
Are there Superfund sites near ZIP 51103?
No current or proposed National Priorities List sites within 5 miles (EPA).
How many schools serve ZIP 51103?
5 schools (3 elementary, 1 middle, 1 high) (NCES, 2022-23).
Is ZIP 51103 walkable?
Walkability index: 11.8/20 (EPA Smart Location Database).
What is the air quality in ZIP 51103?
Good. Median AQI: 39. (EPA AQI).
What is the cost of living in ZIP 51103?
Regional Price Parity: 87.8 (100 = US average) (Low) (BEA RPP, metro/state-level).

Nearby ZIP codes

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Data last updated

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

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