Beta Theta Pi (
ΒΘΠ also "Beta") is a North American social
fraternity that was founded in 1839 at
Miami University in
Oxford, Ohio. The fraternity currently consists of 109 active chapters and 26 colonies in the
United States and
Canada. More than 300,000 members have been initiated worldwide and there are currently around 9,000 undergraduate members. Beta Theta Pi is the oldest of the three fraternities that formed the
Miami Triad along with
Phi Delta Theta and
Sigma Chi.