KSMC (89.5 FM) is a radio station broadcasting from the campus of Saint Mary's College of California in Moraga.

KSMC broadcasts at 89.5 on the FM dial with an effective radiated power of 800 watts and has been streaming online since 2012.

Since the station's inception in 1975, it has been entirely student-run.

Student DJs have the opportunity to play music at school events such as barbecues, club meetings, or community building events.

• 1975 – Inception
• 1978 – Shut down when it lost its home in a condemned dorm when it was remodeled.
• 1979 – Reopened with new equipment in the Student Union Building with a grant from the TransAmerica corporation.
• 2012 – Began streaming online via TuneIn. Currently available on a variety of streaming services.

• Campus radio
• List of college radio stations in the United States

• Facility details for Facility ID 3024 (KSMC) in the FCC Licensing and Management System
• KSMC in Nielsen Audio's FM station database
• "History Cards for KSMC". Federal Communications Commission. (Guide to reading History Cards)