Contact: Mark Church, Assessor-County Clerk-RecorderAlternate: Terry Flinn, Special Assistant to the AssessorAlternate: Jim Irizarry, Assistant Assessor-County Clerk-Recorder (Redwood City, CA) San Mateo County Assessor-County Clerk-Recorder Mark Church announced today that the annual inflation factor used to calculate factored base-year assessments for property within the county will be 1.525% based on the California Consumer Price Index.