In het postcodegebied 9561 is het aantal inwoners sinds 1998 als volgt opgebouwd :
| Jaar | Inwoners | Groei |
| 1998 | 8,685 | |
| 1999 | 8,770 | 0.98% |
| 2000 | 8,865 | 1.08% |
| 2001 | 8,875 | 0.11% |
| 2002 | 8,950 | 0.85% |
| 2003 | 9,000 | 0.56% |
| 2004 | 9,275 | 3.06% |
| 2005 | 8,870 | -4.37% |
| 2006 | 8,990 | 1.35% |
| 2007 | 8,945 | -0.50% |
| 2008 | 8,720 | -2.52% |
| 2009 | 8,670 | -0.57% |
| 2010 | 8,710 | 0.46% |
| 2011 | 8,750 | 0.46% |
| .2012 | 8,770 | 0.23% |
| 2013 | 8,655 | -1.31% |
| 2014 | 8,480 | -2.02% |
| 2015 | 8,810 | 3.89% |
| 2016 | 9,085 | 3.12% |
| 2017 | 8,560 | -5.78% |
| 2018 | 8,555 | -0.06% |
| 2019 | 9,055 | 5.84% |
| 2020 | 9,515 | 5.08% |