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Seneca R-Vii School District
- Seneca Early Childhood School Calendar
- Seneca Junior High School Calendar
- Seneca High School Calendar
- Seneca Intermediate School Calendar
- Seneca Elementary School Calendar
Other districts in Missouri state
- St. Charles R-VI School District
- Stewartsville C-2 School District
- Strafford R-Vi School District
- Sullivan School District
- Strasburg C-3 School District
- Stoutland R-Ii School District
- St. Louis City School District
- St. Joseph School District
- Success R-Vi School District
- Santa Fe R-X School District
- Savannah R-Iii School District
- Schuyler County R-I School District
- Scott City R-I School District
- Seymour R-Ii School District
- Sedalia 200 School District
- School Of The Osage School District
- Shell Knob 78 School District
- Smithton R-Vi School District
- Silex R-I School District
- Sikeston R-6 School District
- South Holt County R-I School District
- Smithville R-Ii School District
- Southern Boone County R-I School District
- Spring Bluff R-Xv School District
- Specl. Sch. Dst. St. Louis County School District
- St. James R-I School District
- Salisbury R-Iv School District