Delete the listing will effect your super host status.
Delete or deactivated the listing, some information, such as your reviews, may remain visible to others.
Do snooze the listing for maintaining your superhost status.
On the listing page, scroll down to Listing status and click Edit. On the Listing status page, click on Change Status and choose Snoozed from the dropdown menu.
@Remco21 All of your reviews remain attached to your profile when you de-list. Your Superhost status is based on the performance of all your listings in the last 12 months, including ones that are de-listed, so it will not be directly affected.