The ISSR was founded in Leuven, Belgium in 1948 as the "Conférence Internationale de Sociologie Religieuse" (International Conference for Religious Sociology). The ISSR is dedicated to fostering intellectual exchange between scholars in the social sciences of religion from around the world.
The Society counts more than 500 members from over 50 countries. It has held many conferences over the years, most recently in Budapest (1993), Quebec (1995), Toulouse (1997), Leuven (1999), Ixtapan de la Sal, México (2001), Turin (2003), Zagreb (2005) and Leipzig (2007).
The 30th International Conference will take place in Santiago de Compostella (Spain) July 27-31, 2009.