<P> Just under 30% of the city's school - age population attends one of San Francisco's more than 100 private or parochial schools, compared to a 10% rate nationwide . Nearly 40 of those schools are Catholic schools managed by the Archdiocese of San Francisco . </P> <P> San Francisco has nearly 300 preschool programs primarily operated by Head Start, San Francisco Unified School District, private for - profit, private non-profit and family child care providers . All 4 - year old children living in San Francisco are offered universal access to preschool through the Preschool for All program . </P> <P> The major daily newspaper in San Francisco is the San Francisco Chronicle, which is currently Northern California's most widely circulated newspaper . The Chronicle is most famous for a former columnist, the late Herb Caen, whose daily musings attracted critical acclaim and represented the "voice of San Francisco". The San Francisco Examiner, once the cornerstone of William Randolph Hearst's media empire and the home of Ambrose Bierce, declined in circulation over the years and now takes the form of a free daily tabloid, under new ownership . Sing Tao Daily claims to be the largest of several Chinese language dailies that serve the Bay Area . SF Weekly is the city's alternative weekly newspaper . San Francisco Magazine and 7x7 are major glossy magazines about San Francisco . The national newsmagazine Mother Jones is also based in San Francisco . </P> <P> The San Francisco Bay Area is the sixth - largest television market and the fourth - largest radio market in the U.S. The city's oldest radio station, KCBS, began as an experimental station in San Jose in 1909, before the beginning of commercial broadcasting . KALW was the city's first FM radio station when it signed on the air in 1941 . The city's first television station was KPIX, which began broadcasting in 1948 . </P>

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