McNicholl is originally from San Diego, California. She attended The Academy of Our Lady of Peace, an all girls Catholic school located in San Diego, California.
McNicholl began competing in pageants at the age of 14. Her first pageant was a local chamber of commerce pageant. As a titleholder, she had a year filled with community involvement. Meeting and connecting with new people inspired her to continue on her pageant journey.
McNicholl went on to compete and win the title of Miss San Diego's Outstanding Teen 2011. The win qualified her for the 2011 Miss California's Outstanding Teen Pageant. While she did not make the semi-finals, McNicholl continued with the Miss California's Outstanding Teen Organization.
She came back to compete for the title of Miss California's Outstanding Teen 2012 as Miss Los Angeles County's Outstanding Teen. Not only did she make the semi-finals, she cracked the Top 5 and placed as first runner-up.
After graduating from high school in 2013, McNicholl took her studies to Gonzaga University located in Spokane, Washington where she graduated in 2017 with a Bachelor Degree in Broadcast and Electronic Media.
While at the university, McNicholl continued pursuing her dream of competing on the Miss America stage. She won her first Miss title, Miss Columbia Basin and competed at the 2016 Miss Washington Pageant. While she did not place, she continued to pursue her dream. McNicholl came back to compete at the 2017 Miss Washington Pageant as Miss Eastside where she placed as first runner-up.
After a strong finish, McNicholl came back for her third try at the Miss Washington crown. She competed at the 2018 Miss Washington Pageant, again holding the title of Miss Columbia Basin.
The Miss America Organization allows a contestant to hold the same local title twice. However, contestants must wait at least one year after crowning their successor before competing for the same title.
At the 2018 pageant, McNicholl was the recipient of a Preliminary Talent Award and a Preliminary Swimsuit Award. She also the Women at Work Award.
McNicholl’s dream of walking on the Miss America stage came true on June 30th, 2018, when she was crowned Miss Washington 2018 at the Highline Performing Arts Center located in Burien, Washington. She will compete for the title of Miss America 2019 on September 9th, 2018, in Atlantic City, New Jersey.