Thornwood High School is a IB school in South Holland, United States.
Location & Getting There
NanaSays Scorecard
Boarding Available
Key Details
Curricula Offered
IBYes
Accreditations
IB
Languages of Instruction
English
Key facts
About
Thornwood High School is a state-funded day school in Illinois authorized as an IB World School since January 2015. The school offers the IB Diploma Programme to coeducational students and serves the South Holland community.
School data verified by NanaSays. Last updated: April 2026.
School Background
Governance & Ownership
public
Frequently Asked Questions
Contact the admissions office at Thornwood High School directly for current fee information.