The 2015 state average for students in public schools was 70 percent.
For UTWPHS, its college enrollment rate marks a decline since 2014, when 60.0 percent of its graduates chose post-secondary education.
The data, collected by the National Student Clearinghouse, includes two and four year colleges.
Enrollment at UTWPHS in 2015 was 1,756. 441 (25.11 percent) were seniors.
Also according to ISBE, 27.0 percent of UTWPHS seniors were "college ready" in 2015, versus an average of 46 percent statewide.
All students who score a 21 on the ACT qualify as "college ready."
UTWPHS students did better on math (24.3 percent) and English (46.8 percent) and worse on science (19.8) and reading (24.0).
Only 11.6 percent of UTWPHS students were college ready in all four subjects, according to ISBE.