First here,
then anywhere.

A leading independent, diverse, co-ed school that prepares students in nursery through grade 12 for the world they will inherit. Located in Rochester, NY.

What Could You Be Doing at AC?

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Virtual Tour

Come inside Allendale Columbia School with our virtual school tour designed by AC alum, Yuming Ma ’16. You’ll see our courtyard, dining commons, Curtis Performance Center, Design and Innovation Labs (DAIL), gym, after-school care in the Rainbow Room, and various classrooms around campus.

Fast Facts


Authentic Learning in Action

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Seeing Injustice Through the Eyes of Children

Posted on February 14th, 2019

No one points out injustice quite like a child does. AC Kindergarten students learned about the life and legacy of Dr. King and the contributions of African American authors, artists, statesman, and scientists. But while their research told them about these great people, the most difficult questions began with “why”.  
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Six AC Students Receive 2019 Scholastic Art & Writing Awards

Posted on February 8th, 2019

Andy Warhol, Sylvia Plath, Truman Capote, and now Ava Gouvernet ’20 and Gabe Rosen ’19. AC students receive coveted Gold Key Awards in The Scholastic Art and Writing Awards competition conducted by the Alliance for Young Artists and Writers. Their works will move on to national judging in New York City.  
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Ukuleles Build Connection, Creativity, and Resilience

Posted on February 1st, 2019

On a ukulele students can learn their first chord within minutes of picking it up. This ease of learning creates passionate practitioners who are comfortable trying, failing, and trying again. As we celebrate National Ukulele Day, we explore other reasons why the ukulele is the perfect instrument for young learners.  
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Open the door to

Unrestricted Possibilities

Throughout our history, the financial support of our school community, through The Fund for Allendale Columbia School, has solidified our longevity and commitment to education. This fund has been, and will continue to be, the cornerstone of our philanthropic efforts and without it, we would not have the ability to offer students the outstanding faculty, remarkable facilities, and unique programs we provide annually.  
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What It’s Like at AC

“There is no other school that could even compare or come close to what AC has to offer. We agreed that the family atmosphere, small class sizes, and the teacher-to-student relationship was what made AC such a valuable part of our lives.”

– Deb Person, P’26, talking with an AC alum from the class of 1983

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Contact Us

Ready to check out AC for yourself?  The only way to know if it’s right for you is to come visit. You can walk in any Wednesday and meet with Shelby, Lisa, or Shannon on our Admissions team. You can also sign up for our next open house, contact us through our online inquiry form, call us at 585.641.5344, or start your application online today!