Calendar

This calendar automatically defaults to an “Agenda” view. To view this calendar in month or week format, go to the Tri-Valley Google Calendar web page.

Academic Calendar

The Academic Calendar includes key dates during the school year. A printer friendly one- page Academic Calendar is also available here. If you are unable to access a document please email communications@trivalleycsd.org and it will be provided in an alternate format.

July 2025

Tuesday July 15

8:00 am – 5:00 pm
Senior Photos
SS Upper Gym

Wednesday July 16

8:00 am – 5:00 pm
Senior Photos
SS Upper Gym

August 2025

Monday August 25

7:45 am – 3:45 pm
New Teacher Mentor Meeting
SS Collaboration Center

Tuesday August 26

7:45 am – 3:45 pm
New Teacher Orientation
SS Collaboration Center

Wednesday August 27

7:45 am – 3:45 pm
New Teacher Orientation
SS Collaboration Center

Thursday August 28

7:45 am – 3:45 pm
New Teacher Orientation
SS Collaboration Center

September 2025

Monday September 1

Labor Day Holiday Observed – No School

Tuesday September 2

Conference Day – No School for Students

Wednesday September 3

Conference Day – No School for Students

Thursday September 4

First Day of School

October 2025

Monday October 13

Columbus Day Holiday Observed – School Closed

November 2025

Monday November 3

11:00 am – 6:00 pm
Fall Blood Drive

Monday November 10

Conference Day – No School for Students

Tuesday November 11

Veterans Day Holiday Observed – School Closed

Monday November 24

Parent Teacher Conferences – Evening

Tuesday November 25

Parent Teacher Conferences – Day- No School for Students

Wednesday November 26

Thanksgiving Recess – School Closed

Thursday November 27

Thanksgiving Recess – School Closed

Friday November 28

Thanksgiving Recess – School Closed

December 2025

Monday December 22

Winter Recess – School Closed

Tuesday December 23

Winter Recess – School Closed

Wednesday December 24

Winter Recess – School Closed

Thursday December 25

Winter Recess – School Closed

Friday December 26

Winter Recess – School Closed

Monday December 29

Winter Recess – School Closed

Tuesday December 30

Winter Recess – School Closed

Wednesday December 31

Winter Recess – School Closed

January 2026

Thursday January 1

Winter Recess – School Closed

Friday January 2

Winter Recess – School Closed

Monday January 19

Martin Luther King Jr. Day Observed – School Closed

Tuesday January 20

Regents Exams

Wednesday January 21

Regents Exams

Thursday January 22

Regents Exams

Friday January 23

Regents Exams

February 2026

Friday February 13

11:00 am – 6:00 pm
Winter Blood Drive
Secondary School Collaboration Center

Monday February 16

President’s Day Holiday Observed – School Closed

Tuesday February 17

Lunar New Year – School Closed

March 2026

Friday March 13

Conference Day – No School for Students

Monday March 30

Spring Recess- School Closed

Tuesday March 31

Spring Recess- School Closed

April 2026

Wednesday April 1

Spring Recess- School Closed

Thursday April 2

Spring Recess- School Closed

Friday April 3

Spring Recess- School Closed

May 2026

Monday May 25

Memorial Day Holiday Observed – School Closed

June 2026

Tuesday June 9

Regents Exams

Wednesday June 10

Regents Exams

Wednesday June 17

Regents Exams

Thursday June 18

Regents Exams

Friday June 19

Juneteenth Observed – School Closed

Monday June 22

Regents Exams

Tuesday June 23

Regents Exams

Wednesday June 24

Last Day of School for Elementary Students
Regents Exams

Thursday June 25

Last Day of School for Secondary Students
Regents Exams

Friday June 26

Rating Day

Saturday June 27

Secondary School Graduation

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