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


A Letter to Our Alumni

Dear St. Teresa Alum,
Welcome home.Whether you graduated last year, or fifty years ago, you are always a member of the St. Teresa family. St. Teresa is grateful for your many contributions, from your achievement as students to your work as parents and professionals. Your generosity, spirit and commitment give meaning to the words ‘called to serve’. I hope you always fondly remember your days in the hallways of St. Teresa.Please stay in touch. Take some time to fill out the alumni update form on-line; look for your next reunion and check out upcoming St. Teresa events. Let us know what is new and be assured that you’re always welcome at St. Teresa.

Dr. Ken Hendriksen,

Alumni Resources

If you are one of the over 6,000 graduates in just over 80 years, and back in town for a visit, or are planning a class reunion, call the Advancement Office to schedule a campus tour. The Advancement Office can help promote your class reunion, as well as provide reunion committee members with mailing labels for inviting your classmates to your event!

As always, keep us up-to-date on your address and contact information so that your classmates can find you when needed.




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

Email: stadmin@st-teresahs.org


AthletiCare at St. Mary’s Hospital