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All-Girls Experience

WHY An All-Girls High School?

We know from experience that single-sex education is about ensuring girls are front and center. St. Mary's Academy girls learn to speak with conviction, fearlessly tackle new challenges, lift each other, demonstrate greater academic achievement, score higher on college admissions tests, have more confidence in STEAM subject areas, and feel more confident and empowered. 


The All-Girls Edge

St. Mary's Academy students graduate with numerous advantages over their peers who choose a coeducational high school. But don't just take it from us - below are 14 proven benefits students receive from attending an all-girls school. Backed by research and data from the International Coalition of Girls Schools, these advantages are felt by every SMA student and alumna.

Quick Facts. NCGS.

By the Numbers


Of girls school grades say they were offered greater leadership opportunities than peers at co-ed schools


Girls school grads are twice as likely to earn a doctoral degree


As many alumnae of all-girls schools plan to become engineers


Of the top 12 Forbes 100 Most Powerful Women attended a girls school at some point in their education