From the 2000 census, 969 or 25.7% were Roman Catholic, while 2,008 or 53.3% belonged to the Swiss Reformed Church.
 Of the rest of the population, there were 5 individuals (or about 0.13% of the population) who belonged to the Christian Catholic faith.
From the 2000 census, 969 or 25.7% were Roman Catholic, while 2,008 or 53.3% belonged to the Swiss Reformed Church.  Of the rest of the population, there were 5 individuals (or about 0.13% of the population) who belonged to the Christian Catholic faith.
Rupperswil