Eagan was a four-year letter winner for Germantown Academy and an all-American from 2011-12. He earned the Individual High Point Award at the 2012 SC Mid-Atlantic Championships and was a two-time silver medalist at the LC Super Sectional Meet. He also helped his high school team to a first-place finish at the 2012 Easterns, and a second-place finish in 2011. Eagan plans to graduate Emory with a major in neuroscience & behavioral biology.
At the Miami Invite Eagan placed 4th in the 500 free and 7th in the 1650. At UAAs Eagan placed 6th in the 200 free and 11th in the 1650. At NCAAs Eagan placed 8th in the 500 free(4:27.65) and 10th in the 200 free(1:40.90). He also swam the 1650 in a time of 16:00.21.
Eagan again started his season at the Miami Invite where he placed 4th in the 500 free and 8th in the 1650. At UAAs, Eagan performed very well and placed 2nd in the 200 free(1:40.24) and 500 free(4:28.36). Eagan went on to NCAAs where he placed 18th in the 1650 and 22nd in the 500 free.
Eagan started his college swimming career at the Miami Invite where he placed 2nd in the 500 free and 4th in the 1650. At UAAs, Eagan placed 2nd in the 500 free(4:32.37) and 3rd in the 200 free(1:41.47) and 1650(16:08.65). At NCAAs Eagan placed 14th in the 1650 and 18th in the 500 free. He also swam the 200 free in a time of 1:41.11.