In het postcodegebied 9649 is het aantal inwoners sinds 1998 als volgt opgebouwd :
| Jaar | Inwoners | Groei |
| 1998 | 4,725 | |
| 1999 | 4,880 | 3.28% |
| 2000 | 4,880 | 0.00% |
| 2001 | 4,855 | -0.51% |
| 2002 | 4,835 | -0.41% |
| 2003 | 4,810 | -0.52% |
| 2004 | 4,755 | -1.14% |
| 2005 | 4,685 | -1.47% |
| 2006 | 4,685 | 0.00% |
| 2007 | 4,655 | -0.64% |
| 2008 | 4,665 | 0.21% |
| 2009 | 4,740 | 1.61% |
| 2010 | 4,780 | 0.84% |
| 2011 | 4,785 | 0.10% |
| .2012 | 4,790 | 0.10% |
| 2013 | 4,805 | 0.31% |
| 2014 | 4,760 | -0.94% |
| 2015 | 4,755 | -0.11% |
| 2016 | 4,765 | 0.21% |
| 2017 | 4,720 | -0.94% |
| 2018 | 4,670 | -1.06% |
| 2019 | 4,665 | -0.11% |
| 2020 | 4,670 | 0.11% |