St. Andrew's is a historic Episcopal church at 247 New Milford Turnpike, in the village of Marbledale, located within the town of Washington, in Litchfield County, Connecticut.
It was added to the National Register of Historic Places in 1994.
It was built in 1822 and was enlarged in 1855. It is a "vernacular country church" that might have been one of the first Gothic Revival style churches in rural Connecticut.:7
The church was documented by J. Frederick Kelly in 1948.