A Different School of Thought

Our school is a thriving, diverse community of learners who engage locally and internationally to create opportunities to design, imagine, learn, and make a positive impact. 
JOIN US FOR
WALK-IN WEDNESDAYS
Drop in ANY Wednesday between 9:00 a.m. and 2 p.m.
for a guided tour and to learn more about AC!

Can't make it? Call 585.641.5344 to make an appointment today!

At A Glance

List of 8 items.

  • 29-35

    Average Graduating Class
  • 17

    Advanced Placement Classes
  • 19

    Varsity Athletic Teams
  • 375

    Students
  • 6

    School Drama Productions
  • 6:1

    Student-Faculty Ratio
  • 64

    Faculty Members
  • 75%

    of AP Exam Scores 3 or Higher

UPCOMING EVENTS

List of 4 events.

  • Jul
    17
  • Jul
    19

    Trillium PRIDE Parade

    Join us in the Pride Parade for a great opportunity to connect across divisions and to celebrate the LGBTQ+ community! Pride Parade will begin at 11 a.m. on July 19th at South Avenue and Science Parkway and end at Highland Park. 
    Angelica Davis-Bernard
  • Aug
    18
  • Aug
    21

    PACK Welcome Back BBQ

    Join us for a back-to-school picnic to see old faces and meet new friends!  The event will be held on campus in the AC Courtyard. Please bring money for the Harladay Hots Food Truck and Snowie's Shaved Ice or BYOP (Bring Your Own nut free Picnic).  It's a perfect way to kick-off the school year!
View All Events

Visit Us

Allendale Columbia School’s 33-acre campus is located on the east side of Rochester New York in Pittsford. Surrounded by birch trees and Allens Creek, the campus provides a serene environment where our students learn, grow, and explore. 
At Allendale Columbia, we prepare students for the world they will inherit. In our trusting and responsive environment, students 18 months through grade 12 grow in confidence and develop scholastic independence.