 The IVT operates from the Issaquah Depot Museum building located at 78 First Ave, NE.The service operated on a trial basis in 2001–02 and has operated on a regular basis, seasonally, since 2012.After restoration of the Issaquah Depot neared completion in 1989, a group of Issaquah Historical Society members considered options for active use of the tracks leading to and from the restored depot.