| Stadt (⇳) | Staat (⇳) | Region (⇳) | Fläche (⇳) | akt. Wachstum 2026 (⇳) | Einwohner | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| 2020 | 2025 | 2026 | 2030 | 2040 | 2050 | |||||
| Mason City | United States (i) | Iowa (i) | 30 km² | -0.6 % |
27,000
|
26,000
|
***
|
25,000
|
22,000
|
21,000
|
| Region | Land | Fläche | akt. Wachstum 2026 | Einwohner | |||||
|---|---|---|---|---|---|---|---|---|---|
| 2020 | 2025 | 2026 | 2030 | 2040 | 2050 | ||||
| Iowa | United States (i) | 145,754 km² | 0.15 % |
3,190,000
|
3,248,000
|
3,252,000
|
3,275,000
|
3,207,000
|
3,095,000
|
| Staat (Code) | Fläche | akt. Wachstum 2026 | Einwohner | |||||
|---|---|---|---|---|---|---|---|---|
| 2020 | 2025 | 2026 | 2030 | 2040 | 2050 | |||
| United States (US) | 9,809,155 km² | 0.33 % |
331,435,000
|
340,899,000
|
342,128,000
|
346,588,000
|
357,257,000
|
358,942,000
|