The Union Garnet Chargers comprise the 24 teams representing Union College in intercollegiate athletics, including men and women's basketball, crew, cross country, ice hockey, lacrosse, soccer, swimming & diving, tennis, and track and field.

Women's only sports include field hockey, golf, softball, and volleyball.

"[2] The nickname was changed to "Garnet Chargers" as part of a branding update.

[2] Garnet has been the school's official color for 150 years, and the name "chargers" is a reference to "Schenectady’s legacy as a leader in electrical technologies.

"[2] The Garnet Chargers compete in the NCAA Division III and are members of the Liberty League for all sports except ice hockey, which competes in NCAA Division I as a member of ECAC Hockey.