York House School was founded during the Great Depression in 1932 by a group of women: Lena Cotsworth Clarke, Janet Mitchell, Grace B. Faris, Virginia Moore Mackay, Marie Gerhardt-Olly, Gladys Jopling and Gretchen Hyland.

The coat of arms was inaugurated in the presence of British Columbia Lieutenant Governor, David C. Lam, on April 28, 1993.

Shield of Arms The school colours of green and gold, chosen by the founders, are the background for the white York Rose set in a Canadian maple leaf.

[1] The uniform includes a Black Watch tartan kilt, blazer, and a white polo shirt with the school's crest.

During Founders' Day Assembly, members of the Grade 12 class receive their graduation pins from the York House School Alumnae Association.

Candlelight Service In this assembly, students gather to celebrate the start of the winter break by lighting candles, reading poetry, and singing traditional carols and songs.

Celebration of Community Annual holiday music concert held in the month of December, at the Chan Centre for the Performing Arts.

[6] The core academic program at the senior school has seven subject areas: English, science, social studies, mathematics, modern languages, fine arts and physical education.

The York House School community embodies its motto of "Not for Ourselves Alone" through a culture of volunteerism, regular fundraising events, international trips, and community service program partnerships with organizations including KidSafe Society, YWCA Munroe House, Granville Park Lodge, BC Children's Hospital, Family Services of Greater Vancouver, and Cause We Care Foundation.

Every spring the Grade 8s and 9s combine bands to perform at the Whistler Music Festival, earning gold standings for the past 9 years.

Some past productions include Matilda the Musical,The Curious Incident of the Dog in the Night-Time, Midsummer Jersey, Legally Blonde, The 25th Annual Putnam County Spelling Bee, The Girls of the Garden Club, Wizard of Oz, Arrivals and Departures, So Much to Tell You, 7 Stories, and Fame.