Platte County High School EntranceWelcome to Platte County High School (also known as PCHS)! PCHS is Platte County School District's 9th-12th grade high school, located in Platte City, Missouri. The school serves more than 1,200 students, offering more than 100 semester and year-long courses in various subject areas and career paths, along with several dual credit and AP courses. Platte County High School students have opportunities to participate in various academic programs, including the A+ Schools program, Northland CAPS (Center for Advanced Professional Studies), and Northland Career Center (NCC) for career and technical education. Our school and community is also #PCR3Proud of our extra-curricular programs available to our students - some of the top in the state!