One of Western Australia's biggest community events has been cancelled, with HBF's Run for a Reason shut down this year over coronavirus concerns.

The running event, which attracts thousands of participants each year, was due to be held on May 24.

Participants at the start line at the HBF Run for a Reason. Credit:Matthew Tompsett

"HBF has decided to postpone at the moment our Run for a Reason," HBF managing director John Van der Wielen told Nine News Perth.

"It's with a really heavy heart that we've decided to take caution and cancel the event."