Discover excellence at Platte County High School, located at 1501 Branch St, Platte City, MO 64079. As a cornerstone of the Platte County R-3 School District, our mission is to empower students through a rigorous academic curriculum designed to foster critical thinking, creativity, and lifelong learning. We pride ourselves on offering diverse academic programs, including Advanced Placement (AP) courses, career and technical education, and specialized STEM initiatives that prepare students for success in college and beyond. At Platte County High, education extends far beyond the classroom. Our vibrant extracurricular landscape features championship-winning athletic programs, award-winning performing arts, and numerous student-led clubs that encourage leadership and personal growth. We believe in nurturing the whole student, ensuring every individual finds their passion and purpose. Deeply rooted in the Platte City community, our school serves as a hub for local engagement and collaboration. We invite parents and students to join our dedicated community of learners and achievers. Whether you are looking for top-tier academics, engaging extracurriculars, or a supportive school environment, Platte County High School is the premier choice for secondary education in Missouri. Enroll today and shape your future with us!
| Start | End | Event |
|---|---|---|
| 2026-06-18 | 2026-06-18 | Board of Education Meeting |
| 2026-06-19 | 2026-09-11 | No Summer School |
| 2026-06-27 | 2026-09-19 | MSHSAA No Contact Week |
| 2026-06-29 | 2026-09-21 | Last Day of Summer School |
| 2026-07-16 | 2026-07-16 | Board of Education Meeting |
| 2026-07-28 | 2026-07-28 | Building open for family assistance |
| 2026-07-28 | 2026-07-28 | Building open for family assistance |
| 2026-08-11 | 2026-08-11 | Building open for family assistance |
| 2026-08-11 | 2026-08-11 | Building open for family assistance |
| 2026-08-16 | — | Fall Parent Athletics Information Night |
| 2026-08-16 | — | Fall Parent Athletics Information Night |
| 2026-08-24 | 2026-08-24 | Freshman Orientation |
| 2026-08-24 | 2026-08-24 | Freshman Orientation |
| 2026-08-24 | 2026-08-24 | New Student Tours |
| 2026-08-24 | 2026-08-24 | New Student Tours |
| 2026-08-25 | — | First Day of School |
| 2026-08-25 | — | First Day of School |
| 2026-09-02 | 2026-09-02 | Back to School Night |
| 2026-09-02 | 2026-09-02 | Back to School Night |
| Time | Period |
|---|---|
| 07:00-07:30 | Breakfast |
| 10:47-11:11 | Lunch A |
| 10:47-11:11 | Lunch Block A |
| 11:15-11:39 | Lunch B |
| 11:15-11:39 | Lunch Block B |
| 11:23-11:46 | Lunch A |
| 11:38-12:02 | Lunch A |
| 11:42-12:06 | Lunch A |
| 11:42-12:06 | Lunch Block A |
| 11:43-12:07 | Lunch Block C |
| 11:43-12:07 | Lunch C |
| 11:50-12:13 | Lunch B |
| 12:06-12:30 | Lunch B |
| 12:12-12:36 | Lunch B |
| 12:12-12:36 | Lunch Block B |
| 12:17-12:40 | Lunch C |
| 12:34-12:58 | Lunch C |
| 12:40-13:04 | Lunch Block C |
| 12:40-13:04 | Lunch C |
Everything you need to know about PLATTE COUNTY HIGH.
Get this in your pocket automatically.
With notifications. Without effort.
Download Domistiq today.
Domistiq is a smartphone app that makes family organization easy. All in one place: calendars, school schedules, chores, routines, to-do lists, etc.