Saint Paul's Highland Park Senior High School proudly offers the International Baccalaureate Program (IB) to students. Since 1994, the IB Diploma Program has provided a rigorous college preparatory course of studies for students in 11th and 12th grade.  The IB Middle Years Program became an official program for all 9th and 10th grade students in 2011.  It provides a rigous, inquiry based, internationally-minded, and holistic approach that prepares students for the IB Diploma Program and college course work.

Highland Park is one of only three schools in St. Paul, and 18 in Minnesota, to offer the International Baccalaureate Diploma program. The program started at Highland in 1994. Worldwide, IB is offered in more than 2,300 schools in 131 countries. Any student who is motivated to take stimulating classes is welcome to participate in Highland's program, either taking the complete IB Diploma curriculum or in IB Diploma individual courses in an area of interest. (Note: Because IB students assume high levels of responsibility and require support from their families, parents are asked to sign their approval on any IB registration).