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School Calendar

School Calendar

Wednesday, September 17, 2025

  • Sep
    17

    Venaver Chicago

  • National Hispanic Heritage Month

  • A3 Early Release Schedule

    A Day Early Release Schedule

    • 9:00 - 10:15 First Class Period 
    • 10:15 - 10:30 Break
    • 10:30 -  11:50 Second Class Period 
    • Passing Period
    • 11:55 - 1:10 Third Class Period
    • 1:10 - 1:45 Lunch
    • 1:45 Buses depart

  • Meal Options (Early Release)

    HOT BREAKFAST
    BREAKFAST SPAGHETTI WITH FRIED EGG

    HOT LUNCH
    CHICKEN FINGERS WITH FRIES

    PRE-MADE SALADS AND SANDWICHES
    AGUA FRESCA

  • Brave For A Day

    We invite you to visit Justin-Siena High School through our Brave for a Day and Parent Talk & Tour visits. Led by our Student Ambassadors, these visits offer a comprehensive experience for prospective families. These visits are for both student and parents. The visit runs from 8:45am to 11:00am.  Click here to register.

Key Dates

Month at a Glance

Wednesday, September 17, 2025

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Justin-Siena High School

4026 Maher Street
Napa, CA, 94558
United States
T: 707.255.0950 
F: 707.255.0334
Justin-Siena is a Lasallian Catholic college preparatory community that serves young people in grades 9–12.