The two alarm fire in Nanticoke broke out at the rectory of Saint John the Baptist Orthodox Church on Welles Street.
Flames apparently started in the basement.
Neighbors spotted smoke and called 9-1-1.
Father Adam Sexton was in the middle of the 11AM service when a family member alerted him.
Father Sexton is the Nanticoke City Fire Department Chaplain.
His wife and eight children were not in the house at the time of the fire.
A state police fire marshall is investigating the cause.