1 A church ceremony can cost between $100 and $400 for rental of a small chapel on a college campus or in a park that accommodates up to 100 guests. 2  A medium-sized church or synagogue can cost $500 to $800 to accommodate 100 to 250 guests. A church ceremony can cost between $100 and $400 for rental of a small chapel on a college campus or in a park that accommodates up to 100 guests. 2  A medium-sized church or synagogue can cost $500 to $800 to accommodate 100 to 250 guests.