Volunteers on Mercer Island will be needed this fall to help count the number of people who walk or ride bicycles, according to the Washington State Department of Transportation.

The volunteers will be needed on Sept. 25, 26 and 27.

More than 300 volunteers in 35 cities throughout the state are needed. For information, contact WSDOT State Bicycle and Pedestrian Coordinator Ian Macek at maceki@wsdot.wa.gov or (360) 705-7596; or Cascade Bicycle Club Principal Planner Tessa Greegor at tessa.greegor@cascadebicycleclub.org or (206) 204-0913.