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Semester 1 / PR 1 Ends on Friday, December 19, 2025

End of Semester 1 / PR 1 on Friday, December 19, 2025

12/19/2025 is an E-Day Student dissmissal is at 12:45pm 

Winter Holidays!

Winter vacation begins on Monday, December 22, 2025 through Tuesday, January 6, 2026

Students return to school on Wednesday, January 7, 2026  – B-Day – Semester 2 begins
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Our Mission

Mare Island Technology Middle School prepares students in Vallejo to be ready for college, career, and life through diverse, innovative instructional programs that focus relentlessly on student academic achievement and social and emotional well-being.

Upcoming Events

Accessibility View of Full-Page Calendar
Dec
04
Cheer Practice
3:30 PM - 4:30 PM
Dec
09
Cheer Practice
3:30 PM - 4:30 PM
Dec
11
Cheer Practice
3:30 PM - 4:30 PM
Dec
16
Cheer Practice
3:30 PM - 4:30 PM
Dec
18
Cheer Practice
3:30 PM - 4:30 PM
Dec
19
End of PR3/End of Semester1 -E -Day
All Day
Dec
22
Winter Holiday - No School
All Day
Dec
23
Winter Holiday - No School
All Day
Dec
23
Cheer Practice
3:30 PM - 4:30 PM
Dec
24
Winter Holiday - No School
All Day
Dec
25
Winter Holiday - No School
All Day
Dec
25
Cheer Practice
3:30 PM - 4:30 PM
Dec
26
Winter Holiday - No School
All Day
Dec
27
Winter Holiday - No School
All Day
Dec
28
Winter Holiday - No School
All Day
Dec
29
Winter Holiday - No School
All Day
Dec
30
Winter Holiday - No School
All Day
Dec
30
Cheer Practice
3:30 PM - 4:30 PM
Dec
31
Winter Holiday - No School
All Day
Jan
01
Winter Holiday - No School
All Day
Jan
01
Cheer Practice
3:30 PM - 4:30 PM
Jan
02
Winter Holiday - No School
All Day
Jan
03
Winter Holiday - No School
All Day
Jan
04
Winter Holiday - No School
All Day
Jan
05
Winter Holiday - No School
All Day
Jan
06
Winter Holiday - No School
All Day
Jan
06
Cheer Practice
3:30 PM - 4:30 PM
Jan
07
First Day of Semester 2
All Day
Jan
08
Cheer Practice
3:30 PM - 4:30 PM
Jan
13
Cheer Practice
3:30 PM - 4:30 PM

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