Bevölkerungsentwicklung – Siek
Jährliche Komponenten
| Jahr | Bevölkerung | Geburten | Sterbefälle | Natürlicher Saldo | Wanderungssaldo |
|---|---|---|---|---|---|
| 2025 | 2.410 | – | 18 | – | – |
| 2024 | 2.436 | 16 | 18 | -2 | -15 |
| 2023 | 2.459 | 32 | 26 | 6 | 10 |
| 2022 | 2.443 | 34 | 22 | 12 | -5 |
| 2021 | 2.505 | 21 | 20 | 1 | 73 |
| 2020 | 2.438 | 22 | 15 | 7 | -26 |
| 2019 | 2.457 | 30 | 15 | 15 | 12 |
| 2018 | 2.441 | 22 | 12 | 10 | 38 |
| 2017 | 2.393 | 18 | 22 | -4 | 1 |
| 2016 | 2.395 | 26 | 17 | 9 | 63 |
| 2015 | 2.323 | 20 | 13 | 7 | -16 |
| 2014 | 2.331 | 21 | 15 | 6 | 38 |
| 2013 | 2.286 | 15 | 11 | 4 | 73 |
| 2012 | 2.207 | 16 | 20 | -4 | 9 |
| 2011 | 2.204 | 14 | 8 | 6 | -6 |
| 2010 | 2.063 | 15 | 18 | -3 | 34 |
| 2009 | 2.032 | 14 | 10 | 4 | -9 |
| 2008 | 2.037 | 18 | 15 | 3 | 47 |