Hometown: Hollister, CA
Previous School: Merced High School
High School: Castillo played four years of varsity golf at Merced High School, where she also played softball. She earned Rookie of the Year golf honors in 2011 and was team captain in 2013. Her softball honors include being named her team’s Most Valuable Defensive Player in 2013. She also received all-academic conference honors.
Personal: Marissa is the daughter of Jose and Ruby Castillo. Being with her family is the most important aspect in her life. And secondly, she loves to play sports.
Reason for coming to Simpson: "I felt that Simpson would be a great fit for me due to the great atmosphere and the academics. Also I followed in the footsteps of my sister who I admire so much."