December 2026

Dec 1 Tue
- Mars Area Elementary PTO - Meeting 9:30 AM (Mars Area Centennial School)
  Mars Area Centennial School
Dec 4 Fri
- HIgh School - Chamber Chorus & Strings Ensemble School Tour (All Schools)
  Mars Area Centennial School
Dec 7 Mon
- Mars Area Elementary PTO - Holiday Shop (Mars Area Centennial School)
  Mars Area Centennial School
Dec 8 Tue
- Mars Area Elementary PTO - Holiday Shop (Mars Area Centennial School)
  Mars Area Centennial School
Dec 14 Mon
- Elementary PTO Holiday Shop @ Centennial School (Mars Area Centennial School)
  Mars Area Centennial School
- Centennial School - Sixth Grade Band, Chorus & Orchestra Concert 6:30 PM (Mars Area High School Auditorium)
  Mars Area Centennial School
Dec 15 Tue
- Elementary PTO Holiday Shop @ Centennial School (Mars Area Centennial School)
  Mars Area Centennial School
- Centennial School - Fifth Grade Band & Chorus Concert 6:30 PM (Mars Area High School Auditorium)
  Mars Area Centennial School
Dec 16 Wed
- Elementary PTO Holiday Shop @ Centennial School (Mars Area Centennial School)
  Mars Area Centennial School
Dec 17 Thu
- Elementary PTO Holiday Shop @ Centennial School (Mars Area Centennial School)
  Mars Area Centennial School
Dec 18 Fri
- Centennial School - Winter Party (Mars Area Centennial School)
  Mars Area Centennial School
- Elementary PTO Holiday Shop @ Centennial School (Mars Area Centennial School)
  Mars Area Centennial School
Dec 23 Wed
- In-Service Day (Staff Development K-12) (All Schools)
  Mars Area Centennial School
Dec 24 Thu
- Winter Break (All Schools)
  Mars Area Centennial School
Dec 25 Fri
- Winter Break (All Schools)
  Mars Area Centennial School
Dec 28 Mon
- Winter Break (All Schools)
  Mars Area Centennial School
Dec 29 Tue
- Winter Break (All Schools)
  Mars Area Centennial School
Dec 30 Wed
- Winter Break (All Schools)
  Mars Area Centennial School
Dec 31 Thu
- Winter Break (All Schools)
  Mars Area Centennial School