The 5-foot-6 senior forward scored 31 goals and passed for 10 assists this past season, leading the Cougars (13-5) to the Division I state semifinals. Halvorsen recorded six hat tricks and notched at least one goal in all but four games. The 2018 All-Hawaii Girls Soccer Offensive Player of the Year, she concluded her prep soccer career with 62 goals.
Halvorsen has maintained a 3.98 GPA in the classroom. She has signed a national letter of intent to play soccer on scholarship at Santa Clara University this fall.
Halvorsen has volunteered locally as part of fundraising campaigns to benefit the Make-A-Wish Foundation and breast cancer research. She has also donated her time as the director of a free soccer camp for underprivileged children.