Borglum is from Great Falls, Montana. She graduated from Charles M. Russell High School in 1995, where she was class president and governor of the Montana Youth Legislature. Borglum attended Pacific Lutheran University, where she earned a Bachelor of Business Administration. She received a Fulbright Scholarship, which she used to study oil and gas development in Oslo. After her brother, Troy, died in a traffic collision, Borglum went to Duke Divinity School, and earned a master's degree in theological studies in 2003. She then worked in pharmaceutical sales in Oregon and Texas.
