St. John's Northwestern

Private Co-Ed Boarding School for Grades 6-12 & Post-Grad

St. John's Northwestern

Private Co-Ed Boarding School for Grades 6-12 & Post-Grad

St. John’s Northwestern is a safe, structured environment that provides each student a foundation for life with specialized programs that are built with future aspirations in mind.

Building a Foundation for Life

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Structured Environment

At St. John's Northwestern, our history and foundation centers on providing each student with a safe, structured environment that builds a foundation for life. We offer secure dormitories, supervised evening study halls with peer and tutor resources available, and an advantageous 12-to-1 student-teacher ratio.

Specialized Programs

Chicago Parent Students Scholarships

JROTC-Leadership

This program is designed for SJN students who choose to be a part of the prestigious Corps of Cadets, and aspire to earn ROTC scholarships as well as United States Service Academy opportunities. Learn more about our elite “Pathway to Officership."

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E.R.A.

Our Engineering, Robotics, & Aviation Program fosters the innovation, critical thinking, problem-solving, and teamwork that equips our students with the tools to meet current labor demands and prepare for future careers and opportunities in an evolving technological world.

Tiefeng Diawara

DME Basketball

Take your game to the next level, and push yourself to maximize your potential. Experience the exciting partnership as SJN brings the renowned DME Basketball Academy to campus. Together, we've had multiple NBA first-round draft picks and hundreds of college placements.

Hear it from

Our Students

Hear from our students on the impact St. John's Northwestern has had on their lives and how our leadership focus has helped mold them into who they are today.

Future

Aspirations In

MIND

At SJN, we set your child on the runway to success, This year’s senior class will receive over $6 million in college scholarships. These include ROTC scholarships and U.S.M.A. appointments, a category in which we lead all of Wisconsin.

In what is becoming an annual tradition, St. John’s Northwestern was once again ranked the No. 1 Christian high school in Wisconsin in the Niche 2025 Best Schools Rankings.

As part of the Academy’s Engineering, Robotics & Aviation program, students like William Braunschweig can earn their private pilot’s license while attending the school. The program also recently added a state-of-the-art flight simulator which allows our students a unique head start on advancing in the aviation field.

New in 2023-24, the basketball partnership between DME Academy and SJN gives our student-athletes a leg up in pursuing the next level of their sport. In 2023, the partnership saw two First-Round NBA Draft picks and a pair of breakout seasons from a few of our rising star alumni.

At SJN, our specialized programs offer a wide array of career pathways. From drones, robotics, and cybersecurity to earning your private pilot's license, we have you covered. The brand new Engineering, Robotics, & Aviation program sets students up to be leaders in tomorrow's workforce.

The Campus

Explore

Established in 1884, the academy has a breathtaking campus with historical buildings throughout, featuring modern renovations, conveniently located in the thriving and charming town of Delafield, Wisconsin.

Make Your Dream School A Reality

Where Our Graduates Have Attended

Testimonials

Shannon
Parent

Kasen
Class of 2024

Jiayi
Class of 2024

Patti
Admissions

Scout
Class of 2024

SJN

News

SJNA Musicians Shine at District Solo and Ensemble Festival

St. John’s Northwestern proudly celebrates the outstanding achievements of its talented musicians at the District Solo and Ensemble Festival

SJN’s Allison Belt Qualifies for Nationals at WI State Ski Meet

Allison Belt has earned a coveted spot on the Wisconsin High School All-State Ski Team after an outstanding performance.

SJN Debate Team Undefeated at WISDAA Meet

Our Debate Team delivered an impressive performance at the WISDAA Meet on February 25.

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with SJN