Dear Parents, The administration of Seneca Township High School welcomes you to Registration 2026-2027! Seneca High School’s registration for the 2026 - 2027 school year will...

Check out Coach Dan Baker's Irish Power Spring 2026 Strength & Conditioning Newsletter by clicking the link below: https://aptg.co/KLpN6C

Before a night of dinner and dancing, Seneca High School's 2026 Grand March will take place on Saturday, April 25th at 4:30 PM in the Main Gym. Parents can park on the south side ...

On Thursday, Seneca High School and Jonelle Carter hosted over 175 female students and staff from SHS and 11 other area schools for our first annual GLOW Girl: A Women's Leader...

Check out Coach Baker's Winter 2025-2026 IRISH Power Strength & Conditioning Newsletter by clicking the attached link: https://aptg.co/Gl5qKK

On Wednesday, two Seneca High School senior students were recognized at the annual John Ourth Student Recognition Breakfast held at Streator High School. This Recognition Breakfas...

Step into a world of pure imagination on March 13th-15th as Seneca High School presents Roald Dahl's Willy Wonka! The musical follows enigmatic cany manufacturer, Willy Wonka, as ...

Here are the links to all of the 2026 SHS Spring Sports team stores: Baseball: https://bsnteamsports.com/shop/jRFRQeQWGC Softball: https://bsnteamsports.com/shop/VMMDrDRwDE T...

There is only ONE week left to apply for the Grundy Summer Internship Program! Seneca High School juniors and seniors that are residents of Grundy County can scan the QR code on t...

All incoming Freshmen to Seneca High School are cordially invited to "Step-Up" day on Thursday, February 26th. On this day you will meet with some of the teachers who teach ele...

SAVE THE DATE: On Thursday, May 7th, 2026, Seneca High School and Morris Hospital will be conducting on-site sports physicals for the 2026-2027 school year. Physicals are $25.00 a...

Invite your junior and senior female students and staff to JOIN US on March 5th, 2026 at Seneca High School for a high energy, purpose-filled day designed to help young women buil...

SHS Student-Athletes and Parents: The IHSA has recently moved the IHSA “Dead Week” from the first week of August to June 29th-July 5th, 2026. During this time, schools may not pra...

Seneca High School will be offering Summer School for Driver's Education from June 1-June 26, 2026. Students must be 15 years old by June 1, 2026. Register by submitting an applic...

Check out who your team will be playing at this year's Varsity Boys Basketball holiday tournament on December 23, 26, and 27. We'd love to see you there, but if you can't join us,...

On Monday, we had the honor of distributing our third annual Thanksgiving basket program. With the community partnership, SHS students, and SHS staff, we were able to feed 84 fami...

New Staff Spotlight: Brent Smith, Mathematics Teacher & Assistant Football Coach ✏️ “I grew up in Flanagan and graduated from Flanagan High School in 2007. I went on to Milliki...

New Staff Spotlight: Albana Smith, Biology & Physical Science Teacher 🔬 “I went to Flanagan High School. After graduation, I attended Lincoln Land Community College and played ...

The SHS Choir & Band, under the direction of Mr. Windham, hosted our 2nd Annual Halloween Concert and Trunk or Treat on Sunday, October 26th! We had another AMAZING community turn...

New Staff Spotlight: Trevor Shohoney, Special Education Teacher & Assistant Football Coach “I was born in South Milwaukee but moved to Franklin, Wisconsin when I was 3 years old...