Gosk graduated high school in 1990 from Phillips Academy.[1] She then began her college career at Middlebury College in Vermont, but decided she wanted to experience college in a large city so she chose to transfer to Georgetown University in Washington D.C. During her time there, Gosk spent a semester abroad in Florence, Italy.[2] After graduating from Georgetown in 1994 with a bachelor's degree in economics,[3] she spent time in the Dominican Republic as a Peace Corps volunteer.[4]
Gosk is openly lesbian. She and her former partner, former Weekend Today news anchor Jenna Wolfe, have two daughters.[6][7] Wolfe and Gosk married each other in 2013 and separated in 2021.[8]