Ostrowski played three prep seasons at Plymouth High School and her senior year at New Boston-Huron, where she earned Division II all-district and All-Huron League honors. In 2007, she had an ERA of 1.47 with 171 strikeouts, and batted .365. She was 15-15 at Huron and 70-20 at Plymouth. She is the daughter of Robert and Catherine Ostrowksi. Major: international business