Colby Hall (abbreviation: CHA) is a three-floor low-rise building that offers co-ed and single-sex (male) floors with gender-inclusive rooms. The three floors include a mix of Special Interest Housing & Lifestyle Floors. On each floor, students have access to a shared lounge with a TV. It is closest to the Quarter Mile, Gracie's dining hall, and Beanz coffee shop.
Colby Hall is home to Art House, House of General Science, International House, Study Abroad Living Learning Community, and Unity House.