2710 N. WATER ST. DECATUR, IL 62526 (217) 875-2431

St. Teresa High School is an accredited Catholic college preparatory secondary school serving the Decatur, Illinois area. Sharing in the educational mission of the Church, it is committed to offering excellent education and developing a community of faith. St. Teresa provides a faith-based, disciplined environment which fosters academic achievement, independent thinking, moral integrity, and service to community. more


Thank you for taking the time to consider St. Teresa High School. St. Teresa has been an important part of the Decatur community for over 80 years. With over 6,000 alumni, St. Teresa has had a long tradition of academic excellence. Please explore the opportunities that St. Teresa offers when making your secondary education choice. St. Teresa boasts a successful 100% graduation rate, almost always 100% of graduates go on to post-secondary education, and don’t forget the outstanding athletics and extra-curricular activities. Whether you enjoy competing in sports or acting in musicals, there’s something for everyone at St. T.. Take a few moments to look over the Admissions criteria.

If you have further questions, call the main office at 875-2431.

Admissions Resources:




Phone: (217) 875-2431 (main office)
Fax: (217) 875-2436

Email: stadmin@st-teresahs.org


AthletiCare at St. Mary’s Hospital