Roop's Mill is a historic grist mill complex located near Westminster, Carroll County, Maryland.

The complex includes a three-story, brick and stone mill, dating from about 1795 and rebuilt in 1816; the David Roop House, an 1825 stone dwelling; a log cooper's shed; an early two-part bank barn; numerous farm sheds; a late-19th century iron suspension bridge; and a bank barn dated to the 1860s.

The brick mill was constructed according to the designs of Oliver Evans.

[2] It was listed on the National Register of Historic Places in 2008.

This article about a Registered Historic Place in Carroll County, Maryland is a stub.