KCSM Jazz 91

KCSM Jazz 91, located in San Mateo, California broadcasts locally on 91.1 FM. We broadcast commercial-free jazz music, 24/7/365. We are not-for-profit and proudly supported by listeners world-wide as we stream on the World Wide Web.

The station was established in 1964 by the San Mateo County Community College District, at the College of San Mateo campus. The station is staffed by professional on-air hosts who are educators, musicians and jazz enthusiasts who personally curate the music for their shows, using what is one of the largest jazz radio library with over 50,000 CD's and 5,000 LPs. KCSM is also a training facility where students can learn about digitizing and program production.