In 2007, she won the Nike High School Nationals title in the 800 m and then, age sixteen, she ran at the USA Outdoor Track and Field Championships and placed seventh.

[3] At the 2007 World Youth Championships in Athletics she was the early leader, but was illegally blocked by Winny Chebet in the final lap and finished sixth.

[4] A significant personal best of 2:01.61 minutes at the Prefontaine Classic, which was the second fastest ever by an American high school athlete, led to her inclusion at the 2008 United States Olympic Trials, where she ran in qualifying.

[3] Price was given the Wayne Basler women's athletic scholarship award to attend the University of Tennessee and study journalism and electronic media.

She placed ninth individually at the NCAA indoor meet, where she again won the distance medley relay with her school.

After the end of the collegiate season she ran (unsuccessfully) at the 2012 United States Olympic Trials and won the gold medal at the 2012 NACAC Under-23 Championships in Athletics.

A season's best of 2:00.88 minutes came at the 2013 USA Outdoor Track and Field Championships, but this left her eliminated in the semi-final stages.

The following year she was again second to Ajeé Wilson at the 2014 USA Indoor Track and Field Championships, this time running a personal record of 2:00.48 minutes to place just five hundredths of a second behind her younger rival.

[15] She led out from the start of the final and was never overhauled, holding back Maryna Arzamasava to win the world indoor title in the 800 m in a personal best time of 2:00.09 minutes.

[20] Chanelle Price earned a graduate certificate with non-profit management from University of Connecticut Department of Public Policy in 2015–2016.