At the 400m dash, she set an all-time world record at the age of 12 running 54.57 before becoming the fastest American 400m high school runner in the last 20 years.

Irby led her high school team to runner up at the state meet her Freshman year earning 30 individual points.

Her sophomore year Irby again earned 30 individual points plus anchored the 4X400 team securing the state championship win for Pike.

Irby's Junior year at Pike HS, she once again earned 30 individual points and anchored on the 4X400 but it wasn't enough to beat the Lady Warriors of Warren Central High School.

Olympic Gold Medalist Maicel Malone finished her North Central HS track career with 11-12 individual state titles in the 1980s.