1. Professionally, Ashlyn Harris played for the Saint Louis Athletica, Washington Freedom, and Western New York Flash of Women's Professional Soccer as well as FCR 2001 Duisburg of Frauen-Bundesliga in Germany and Tyreso FF of the Swedish Damallsvenskan.
In 2003, Ashlyn Harris won the state championship with the U-17 Indialantic Force.
At her first practice back with the Tar Heels in the summer of 2005, Ashlyn Harris tore her right anterior cruciate ligament, which kept her out for the entire 2005 season.
The 2008 season was the first season where Ashlyn Harris was healthy for the entire season.
On June 2,2010, Ashlyn Harris signed with the Washington Freedom following the dissolution of Saint Louis Athletica.
However, Ashlyn Harris blocked the shot by Philadelphia's Laura del Rio, clinching the championship for the Flash.
On January 11,2013, Ashlyn Harris was allocated to the Washington Spirit during the 2013 NWSL Player Allocation for the inaugural season of the National Women's Soccer League.
On February 23, following the allocation, Ashlyn Harris announced that she would be leaving her previous club, FCR 2001 Duisburg, and returning home in order to play in the newly formed NWSL.
In July 2013, during the first NWSL season, it was announced that Ashlyn Harris would be joining the Swedish club Tyreso FF immediately following the NWSL regular season in late August.
Four days after the end of the NWSL season, Ashlyn Harris played her first game for Tyreso on August 21,2013.
In December, following the announcement that Engen, Press, and Klingenberg would be staying with Tyreso until the end of the Champions League, Ashlyn Harris announced that she was leaving Sweden in order to return to the Washington Spirit for the 2014 season.
On January 3,2014, Ashlyn Harris was allocated to the Washington Spirit for the 2014 season.
In 2015, Ashlyn Harris missed almost half of the NWSL season due to commitments with the United States women's national team at the FIFA Women's World Cup in Canada.
In 2017 Ashlyn Harris only appeared in 14 games for Orlando, as she suffered a quad injury that forced her to miss 8 weeks.
On December 6,2021, Ashlyn Harris was traded alongside Ali Krieger to Gotham FC in exchange for a first-round pick in the 2022 NWSL Draft, a third-round pick in the 2023 NWSL Draft and $50,000 in allocation money.
On November 14,2022, Ashlyn Harris announced her professional retirement from soccer at the Player's Ball in New York City.
In 1999, Ashlyn Harris attended the United States U-14 Girls' National Team Identification Camp.
At the age of 16, Ashlyn Harris was the youngest member on the United States team at the U-19 Women's World Championship.
In October 2003, Ashlyn Harris joined the U-19 women's national team for a training camp at the Home Depot Center in Carson, California.
On October 12, Ashlyn Harris was named to the 21-player roster that would represent the United States at the 2004 FIFA Women's World Championship in Thailand.
The United States faced Brazil in the third place match, where Ashlyn Harris played all 90 minutes.
In late April, Ashlyn Harris trained with the national team for three weeks in final preparations for the 2011 Women's World Cup.
On February 17, Ashlyn Harris was named to a 23-player roster for the 2012 Algarve Cup.
In January 2013, Ashlyn Harris was called up to a 29-player training camp leading up to two matches in early February.
On March 11,2013, Ashlyn Harris earned her first appearance with the senior team in a match against Sweden.
On June 19,2014, Ashlyn Harris made her third appearance for the national team in their second game against France in East Hartford, Connecticut.
On February 21, Ashlyn Harris was named to a 25-player roster for the 2015 Algarve Cup in Portugal.
On July 12,2016, Ashlyn Harris was named an alternate for the 2016 Olympic Games.
In 2017 Ashlyn Harris started one game at the 2017 SheBelieves Cup and the Naeher started two.
In 2018 Ashlyn Harris remained as the back-up keeper to Alyssa Naeher.
On May 1,2019, Ashlyn Harris was named to the 23 player roster for the 2019 Women's World Cup.
In May 2016, Ashlyn Harris spoke out in support of Aniya Wolf, a teenager from Pennsylvania who had been barred from her Catholic high school's prom after planning to wear a suit.
On September 19,2023, Ashlyn Harris filed for divorce in Seminole County, Florida.