In het postcodegebied 9645 is het aantal inwoners sinds 1998 als volgt opgebouwd :
| Jaar | Inwoners | Groei |
| 1998 | 5,035 | |
| 1999 | 4,850 | -3.67% |
| 2000 | 4,690 | -3.30% |
| 2001 | 4,430 | -5.54% |
| 2002 | 4,210 | -4.97% |
| 2003 | 4,245 | 0.83% |
| 2004 | 4,200 | -1.06% |
| 2005 | 4,290 | 2.14% |
| 2006 | 4,235 | -1.28% |
| 2007 | 4,205 | -0.71% |
| 2008 | 4,325 | 2.85% |
| 2009 | 4,290 | -0.81% |
| 2010 | 4,225 | -1.52% |
| 2011 | 4,230 | 0.12% |
| .2012 | 4,220 | -0.24% |
| 2013 | 4,240 | 0.47% |
| 2014 | 4,220 | -0.47% |
| 2015 | 4,230 | 0.24% |
| 2016 | 4,130 | -2.36% |
| 2017 | 4,100 | -0.73% |
| 2018 | 4,115 | 0.37% |
| 2019 | 4,060 | -1.34% |
| 2020 | 4,025 | -0.86% |