The agency also provides general public dial-a-ride service, operates a vanpool fleet, a worker/driver program that provides commuter service to the Puget Sound Naval Shipyard and Intermediate Maintenance Facility, volunteer driver program for senior transportation, a supplemental service that is an after school activity bus and a community van program.

[3] After two unsuccessful attempts at approving the PTBA in 1985 and 1988, a countywide vote on November 15, 1991 approved the Mason County Public Transportation Benefit Area and a sales tax of 0.2% to fund public transportation.

It was originally a Washington National Guard armory built in the 1950s that was purchased by the MTA in 2006 and renovated at a cost of $9.9 million, funded by local sales tax and funding from the Federal Transit Administration.

[4][8] Youth fares were removed in September 2022 as part of a statewide transit initiative.

[9] On January 1, 2023, MTA removed all fares for fixed route and dial-a-ride services as part of a three-year pilot; the $2.50 fare for worker/driver routes to the Puget Sound Naval Shipyard remained in place.