YARTS bus in Yosemite National ParkCredit: YARTSJanuary 3, 2019 - MERCED – Effective January 1, 2019, Yosemite Area Regional Transportation System (YARTS) service has a new fare rate structure that reflects a fare increase - the first in more than 10 years. The increase was approved in October 2018 by the Joint Powers Authority Board and the Authority Advisory Committee, which is made up of members of the public, local businesses, as well as agencies that work closely with Yosemite National Park. The new rates were sought in order to cover the increasing costs associated with providing the popular bus service to Yosemite from Merced, Mariposa, Madera, Fresno, Tuolumne and Mono counties.says YARTS Assistant Manager Cindy Kelly.YARTS is a regional public transit service that provides a year-round alternative to driving to Yosemite from Merced and Mariposa along Highway 140, and from Highways 120, 395 and 41 during summer months. In 2018, the service transported more than 26,000 passengers to and from the National Park.A roundtrip ticket from Merced, Sonora, or Jamestown to Yosemite has increased from $25 to $32 and from Mariposa to Yosemite from $12 to $16. For a complete YARTS fare schedule, route information, or to reserve tickets, please visit www.yarts.com or call (877) 989-2787.is a California Joint Powers Authority comprised of Merced, Mariposa and Mono Counties in partnership with Caltrans, Federal Highway Administration, National Park Service and the United States Forest Service. The Merced County Association of Governments provides administrative services and operational support for YARTS.Source: MCAG