List of High Schools in Missouri - St. Charles County

St. Charles County

• Francis Howell R-III School District - St. Peters
  • Francis Howell High School - Weldon Spring Heights
  • Francis Howell North High School - St. Peters
  • Francis Howell Central High School - Cottleville
  • Francis Howell Union High School - St. Charles

• Fort Zumwalt R-II School District - O'Fallon
  • Fort Zumwalt North High School - O'Fallon
  • Fort Zumwalt South High School - St. Peters
  • Fort Zumwalt East High School - St. Peters
  • Fort Zumwalt West High School - O'Fallon
  • Hope High School - O'Fallon

• Orchard Farm R-V School District - St. Charles
  • Orchard Farm High School

• St. Charles R-VI School District - St. Charles
  • St. Charles High School
  • St. Charles West High School

• Wentzville R-IV School District - Wentzville
  • Emil E. Holt High School
  • Timberland High School

• Barat Academy - O'Fallon - Roman Catholic (Co-Ed)
• Church on the Rock Christian School - St. Peters - Nondenominational Christianity (Co-Ed)
• Duchesne High School - St. Charles - Roman Catholic (Co-Ed)
• Liberty Classical School - O'Fallon - Nondenominational Christianity (Co-Ed)
• Living Word Christian Schools - O'Fallon - Nondenominational Christianity (Co-Ed)
• Lutheran High School of St. Charles County - St. Peters - Lutheran (Co-Ed)
• St. Dominic High School - O'Fallon - Roman Catholic (Co-Ed)