HOSA will host its first blood drive of the year next Friday, October 24th, from 8:00 AM–1:00 PM in the Irish Cove. Students can sign up by scanning the QR code or using the attac...

On Thursday, October 30th, from 8:00–10:30 AM, Seneca High School will host an Irish Female Forum at Refuge Coffee & Co! Students will have the opportunity to hear from three ins...

Below is the link for the 2025 Seneca Fighting Irish Playoff apparel. Make sure you place your order prior to October 23rd in order to receive your apparel prior to the first play...

Congratulations to our Student of the Month winners for August and September! Keep making Seneca High School proud! ☘️ August 2025: Lilly Pfeifer-SOM Gracie Smith– Role Mo...

To increase safety for all attendees at high school sporting events, students in grades K-8 must now be accompanied and supervised by an adult at all home sporting events. This ch...

New Staff Spotlight: Nathaniel Meiss, START/PE Teacher & Head Boys Basketball Coach “I spent time in different towns growing up because my dad was a basketball coach but we mo...

Seneca High School will be hosting a Financial Aid Informational Night with financial aid representative, Mr. Andrew Reddington, from Illinois Wesleyan University on Tuesday, Sept...

Mark your calendars! On Saturday, September 20th at 12:00 PM, the Waubonsee Chiefs and the IVCC Eagles will square off on the turf in the first-ever college baseball games at SHS....

Classroom Spotlight: Transition Program Mrs. Keinath, Mrs. Lauth, Mrs. Weber, and Mrs. Rockrohr are off to a GREAT start this school year with the SHS transition program! Coll...

Click the link below to check out Coach Baker's Irish Power Newsletter for Summer 2025! Summer 2025 Irish Power Newsletter

🟢 Welcome Back to the 2025–2026 School Year From the Desk of Dr. Dan Stecken, Superintendent Seneca Township High School District 160 Dear Seneca High School Student...

Seneca High School has recently changed school website providers to Apptegy. The website domain will remain the same (www.senecahs.org ) but there is also a new app that can be do...