Yes, that is the real name of this church, and it is the first church built in Vermont that reflects the separation of Church and State. As some history buffs may know, the early churches in New England doubled as town meeting halls.
It is still a current house of worship.
If you are interested in the storied history of this great structure, check out the church's website: www.oldfirstchurchbenn.org/home.html
Robert Frost is buried in the cemetery behind the church.