She won the 2005 national championship while playing for the University of Washington, and she set an NCAA record in career assists per game.

Thompson attended Kentlake High School, where she played on the volleyball team and won three state titles.

She also made the NCAA Championship All-Tournament team, won the Honda Sports Award,[3][4] and was nominated for an ESPY as the Top Female College Athlete.

That year, she played in all five matches of the Pan American Games and helped the U.S. win the bronze medal.

She appeared in the Pan American Cup, the FIVB World Grand Prix, and the NORCECA Continental Championship.

[13] Courtney worked with Dr. Michael Gervais during her time as a competitive athlete and now works for Compete to Create, the coaching and training firm co-founded by Dr. Gervais, as a Mindset Coach relating critical experiences from her olympic career to professionals.

[15] In 2013, Courtney Thompson's journey to make the 2012 US Olympic roster was featured in Court & Spark,[16] a one-hour documentary written and directed by Jack Hamann,[17] featuring her experience qualifying for the US olympic team, including the difficulty of balancing personal life with world-class athletic travel.

Since 2017, Thompson has taken up running and joined the Women's field for the Boston Marathon[18] where she placed 30th with a time of 2 hours, 54 minutes and 41 seconds.