Contact Us


Union Mine High School
"Home of the Diamondbacks"
6530 Koki Lane, El Dorado, CA 95623
530.621.4003   FAX 530.622.6034     Counseling/Registrar Fax: 530.621.0995
  • The Administration Office will be closed June 18 - July 13 for summer break.
  • The Athletic Office will be closed June 4-July 18 for summer break.
  • ROP Cosmetology will be closed June 11-July 30.  They will reopen on July 31 for appointments beginning after 10am.