Contact Us
San Mateo/San Francisco County 4-H Program is located in the San Mateo/San Francisco UC Cooperative Extension office:
80 Stone Pine Road, Suite 100Half Moon Bay, CA. 94019Phone: 650-726-9059Fax: 650-726-9267General Email: cesanmateo@ucdavis.edu4-H Youth Development RepresentativeJessica Guildjguild@ucanr.edu650-726-9059 x 106
County Director - Marilyn J. Johns

