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08 June Summer Office Hours (All Day Event) 19 June Juneteenth (All Day Event) 04 July Fourth of July Holiday (All Day Event) 06 July Summer School Session 2 (All Day Event)

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Lights, Camera, Mustangs! • Featured Videos

Podcast Episode 7
D120 Superintendent Corey Tafoya speaks with Cathy Johnson, Assistant Superintendent of Finance and Operations, about the cost of the MHS Facilities Referendum, what it will mean to taxpayers and how the district was able to save the community millions of dollars in the process.

Podcast Episode 8
D120 Superintendent Corey Tafoya speaks with MHS senior Mazin Hussain about the dual credit internship in marketing he completed through Mundelein High School and how it helped him develop his future plans.

MHS student writes about mom, wins Father's Day contest

When MHS sophomore Lizetl Molina penned a school essay on fatherhood this spring, she wrote about her mom and all that she does to fill both parental roles. Her essay, which highlighted a strong and independent woman who has been both mother and father to Molina, was named one of the top entries in the Illinois Fatherhood Initiative’s Essay Contest. Molina and her mother will be honored in Chicago on Saturday, June 20, one day before Father’s Day. Read More

Second Semester Honor Roll

Congratulations to the following MHS students for earning a place on the Honor Roll for the second semester of the 2025-2026 school year. This prestigious academic honor is well-deserved for these students: The entire Mundelein High School community celebrates their success. Read More

MHS teacher wins award after inspiring former student

It’s been four years since Adriana Nuzzo graduated from Mundelein High School. But it hasn’t been so long that she’s forgotten the impact of her former MHS Social Studies Teacher Susan Theotokatos. Nuzzo, about to embark on a teaching career of her own, wrote the nomination letter that landed Theotokatos a 2026 Wolfe Teaching Excellence Award from the University of Kansas. Read More

MHS senior stacks up awards at Tech Campus

Mundelein High School senior Autumn Brown made the most of her time at the Lake County Tech Campus program this year, helping her jump-start a promising career in health care. Right now, her biggest challenge seems to be where to keep all of her awards. Brown was named Student of the Year in the Tech Campus Emergency Medical Service I program. Read More

MHS Teacher Kristen Behrens named top high school educator in Lake County

The Best High School Educator in Lake County teaches at Mundelein High School. That’s according to the Regional Office of Education Foundation, which awarded the honor to MHS English Teacher Kristen Behrens during its 2026 Educator of the Year Celebration on May 6. Behrens was among hundreds of nominees who attended the award ceremony at the Lake County Fairgrounds. Mundelein High School also had four nominees in other categories. Read More

MHS again recognized with Best Communities for Music Education award

The Mundelein High School Music Program continues to build on its reputation as one of the top programs in the state. Now it is becoming known on a national level. For the third year in a row, MHS was recognized as one of the “Best Communities for Music Education (BCME)” in the nation. Mundelein was one of just nine individual schools in Illinois to earn the award. The unique and prestigious award is given by the National Association of Music Merchants (NAMM) Foundation. Read More

MHS BUILDING PLAN