Sioux City, IA
2025 and 2035 projected population
Ever wonder how many people live in Sioux City, IA and how fast that number changes?
Aterio data team has developed an AI enhanced model that helps organizations understand the forecasted growth of population in Sioux City, IA for years 2025 through 2035.
Population Growth Rate (Year over Year)
Last update at Thu May 28 2026
Zip code level csv report on population forecast and economic development in Sioux City, IA
Our team has created a comprehensive report on population forecast and economic development by zip code using our proprietary AI models.
Top 25 most populated zip codes in Sioux City, IA
Our model provides a detailed 2025 through 2035 projected population growth for every zip code in Sioux City, IA.
U.S. Zip code | 2020 census | 2025 population | 2030 population | Open |
|---|---|---|---|---|
| 51106 | 26,494 | 28,460 | 28,727 | View full zip code report, 51106 |
| 51104 | 22,066 | 22,807 | 22,958 | View full zip code report, 51104 |
| 51103 | 16,784 | 17,251 | 17,339 | View full zip code report, 51103 |
| 51105 | 10,690 | 10,729 | 10,833 | View full zip code report, 51105 |
| 51108 | 5,961 | 5,636 | 5,677 | View full zip code report, 51108 |
| 51109 | 3,218 | 3,723 | 3,753 | View full zip code report, 51109 |
| 51101 | 685 | 1,162 | 1,384 | View full zip code report, 51101 |
| 51111 | 123 | 63 | 96 | View full zip code report, 51111 |
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