Though Britton was born in Hyattsville, Maryland, she grew up in El Paso, Texas and began competitive sports in middle school.

[7] Attending Captain John L. Chapin High School, she was a Texas UIL state champion in the 100 metres hurdles.

[8] She joined the Penn State Nittany Lions track and field team on a full athletic scholarship.

[9] She was an eight-time outdoor and indoor NCAA championship meet qualifier, though all eight times she was eliminated in the heats or semi-finals.

[5][3] At the 2016 United States Olympic trials, Britton set her personal best of 12.78 seconds in the 100 metres hurdles but did not qualify for the finals.