Illinois State Board of Education (ISBE) records show that 76.0 percent of Williamsville High School's (WHS) 2015 graduating class enrolled in college within 12 months of graduation.
The 2015 state average for students in public schools was 70 percent.
For WHS, its college enrollment rate marks a decline since 2014, when 83.0 percent of its graduates chose post-secondary education.
The data, collected by the National Student Clearinghouse, includes two- and four-year colleges.
Enrollment at WHS in 2015 was 479; 112 (23.38 percent) were seniors.
Also, ISBE said 69.6 percent of WHS seniors were "college ready" in 2015, vs. an average of 46 percent statewide.
All students who score a 21 or higher on the ACT qualify as "college ready."
WHS students did better on math (58.9 percent) and English (83.9 percent), and worse on science (52.7) and reading (55.4).
Only 39.3 percent of WHS students were college ready in all four subjects, ISBE said.
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