Zip Code
51103
City
Sioux City, IA
Population & Migration
What is the forecasted population for Zip code 51103 Sioux City, IA?
- Population census 2020
- 16,784
- Forecasted population 2025
- 16,637
- -0.9% vs. 2020
- Forecasted population 2030
- 16,272
- -3.1% vs. 2020
Zip code 51103 Sioux City, IA population is forecasted to decrease -0.9% by 2025 (-5.6 points below the 4.7% national average).
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Housing and Affordability
With a forecasted population of 16,637 people for 2025 zip code 51103 Sioux City, IA will generate a good demand for housing, which is expected to have an excess of -198 houses for 2030. Vacancy rate is 4.1 points below national US average.
- Total homes available 2020
- 6,508
- Estimated total home demand in 2030
- 6,309
- Total homes balance inventory
- -198
Average Household Income in zip code 51103 Sioux City, IA
from Internal Revenue Service
- Average household income in 2021
- $61,385
Affordability
- Affordability Index
- 2
Affordability indicates the ability of potential homebuyers to afford a home measured in number of years needed to pay a house. Example: Home Price 500,000 / Household Income 100,000 = 5 Years = Index 5
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Climate Resiliency
Drinking water violations
How is the quality of drinking water in Zip code 51103 Sioux City, IA?
County total number of drinking water violations
18
-92%
226
County total number of drinking water contaminations
7
-70%
23
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