Bevölkerungsentwicklung – Willich
Jährliche Komponenten
| Jahr | Bevölkerung | Geburten | Sterbefälle | Natürlicher Saldo | Wanderungssaldo |
|---|---|---|---|---|---|
| 2025 | 49.374 | – | 600 | – | – |
| 2024 | 49.413 | 312 | 579 | -267 | 155 |
| 2023 | 49.509 | 319 | 596 | -277 | 338 |
| 2022 | 49.462 | 359 | 604 | -245 | 391 |
| 2021 | 50.133 | 389 | 526 | -137 | -82 |
| 2020 | 50.283 | 379 | 528 | -149 | 23 |
| 2019 | 50.391 | 383 | 517 | -134 | -75 |
| 2018 | 50.592 | 412 | 516 | -104 | -493 |
| 2017 | 51.179 | 380 | 481 | -101 | 338 |
| 2016 | 50.932 | 401 | 492 | -91 | 277 |
| 2015 | 50.748 | 372 | 500 | -128 | 235 |
| 2014 | 50.652 | 378 | 483 | -105 | 154 |
| 2013 | 50.599 | 375 | 520 | -145 | 78 |
| 2012 | 50.663 | 385 | 493 | -108 | 83 |
| 2011 | 50.676 | 340 | 488 | -148 | 45 |
| 2010 | 51.949 | 388 | 496 | -108 | 99 |
| 2009 | 51.962 | 355 | 452 | -97 | 202 |
| 2008 | 51.856 | 359 | 435 | -76 | -115 |