Five sites in Newtown are listed on the National Register of Historic Places:
Hood Octagonal School (1842) – the last eight-sided one-room school house in Delaware County.
Located on West Chester Pike on the grounds of Dunwoody Village.

Bartram's Covered Bridge (1860) – the last remaining covered bridge in Delaware County (spanning Crum Creek – connecting with Chester County), located at Goshen and Boot roads.
Restored in 1996.

Old.
St. David's Church (1715) – the oldest non-Quaker church in Delaware County, founded by Welsh Anglicans; burial place of General "Mad" Anthony Wayne, located on S. Valley Forge Road in the very corner of the Township.
In March 1880, Henry Wadsworth Longfellow attended the church and wrote the poem "Old St. David's at Radnor".

Square Tavern (1742) – also known as "The Square Inn" and "John West House" – the childhood site of famous American painter Benjamin West, restored in 1981 and again in 2008, located at the corner of Newtown Street Road (Rt.
252) and Goshen Roads
Paper Mill House (1770, 1845) – mill workers' home and general store, restored in the 1980s and  now used as museum and headquarters for the Newtown Square Historical Society.
Located at St. David's and Paper Mill Roads.
Five sites in Newtown are listed on the National Register of Historic Places:
Hood Octagonal School (1842) – the last eight-sided one-room school house in Delaware County. Located on West Chester Pike on the grounds of Dunwoody Village.
Bartram's Covered Bridge (1860) – the last remaining covered bridge in Delaware County (spanning Crum Creek – connecting with Chester County), located at Goshen and Boot roads. Restored in 1996.
Old. St. David's Church (1715) – the oldest non-Quaker church in Delaware County, founded by Welsh Anglicans; burial place of General "Mad" Anthony Wayne, located on S. Valley Forge Road in the very corner of the Township. In March 1880, Henry Wadsworth Longfellow attended the church and wrote the poem "Old St. David's at Radnor".
Square Tavern (1742) – also known as "The Square Inn" and "John West House" – the childhood site of famous American painter Benjamin West, restored in 1981 and again in 2008, located at the corner of Newtown Street Road (Rt. 252) and Goshen Roads
Paper Mill House (1770, 1845) – mill workers' home and general store, restored in the 1980s and  now used as museum and headquarters for the Newtown Square Historical Society. Located at St. David's and Paper Mill Roads.
Newtown Township, Delaware County, Pennsylvania