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The Top Boarding School for Your Son or Daughter

St. John’s Northwestern Academies is an independent, private college preparatory school in Delafield, Wisconsin. We offer both boarding and day school for boys and girls, grades 6-12. We are open IN-PERSON amid the COVID-19 pandemic!

*Now accepting rising 6th graders for the 22-23 academic year!

SJNA Mission

St. John’s Northwestern Academies educates and develops young men and women to be responsible citizens, as well as moral and ethical leaders who are inspired to take advantage of today and tomorrow’s opportunities. We achieve this through our foundational pillars of academic excellence, enriching spiritual and character development, outstanding athletic programs, and premier leader development training in a secure, nurturing and inclusive environment.

PATHS TO SUCCESS

Prefect Academy

Prefect Academy

The Prefect Academy prepares preps to take their place as influential global citizens. Explore this innovative approach to self-mastery, service and success.
Military Academy

Military Academy

The Military Academy challenges cadets to excel at leadership of self and others. See how this prestigious program forms character and skills for life.
Grades 7-12

Grades 6-12

Our programs guide boarding and day students as they make the transition from boys and girls to young adults.
Boarding school

Boarding School

Living and learning alongside students from diverse backgrounds promotes understanding and builds strong bonds.
Day School

Day School

Local students who select the day school option are full participants in campus life.

Who We Are

Group of St. John's students

Why St. John’s Northwestern

Our diverse, close-knit community is dedicated to developing the habits, skills and moral purpose that guide your son or daughter to excel.
Our Location

Our Location

Just two hours from Chicago, our beautiful historic campus is nestled in charming Delafield, Wisconsin, in the heart of Lake Country.
138 years of academic excellence

At a Glance

Take a quick look at the numbers that matter most to St. John’s Northwestern students and parents.
Virtual Tour

Virtual Tour

Take a virtual tour of the St. John’s Northwestern campus and learn why leadership lives here.
Paul Edwin Lima, Major General

“Once you see our campus and learn about our rich heritage dating back to 1884, I believe you will appreciate how special St. John’s Northwestern is.”

Paul Edwin Lima, Major General, U.S. Army (Retired) | President
Read the President’s Letter

UPCOMING EVENTS

See the Full Calendar