Third Addition to Rockville and Old St. Mary's Church and Cemetery, Historic district and cemetery in Rockville, United States.
Third Addition to Rockville is a historic district featuring narrow tree-lined streets, Old St. Mary's Church, and its adjoining cemetery spread across roughly 7 acres. The area contains multiple 19th-century residential buildings, a cast-iron front commercial structure, and a Victorian Gothic railroad station representing different architectural periods.
The district was established as the third planned addition to Rockville and received National Register of Historic Places status in 1978. Its mix of Georgian, Colonial Revival, Queen Anne, and Victorian Gothic styles reflects the neighborhood's evolution across different decades.
St. Mary's Church was Montgomery County's first brick structure built for Roman Catholic worship and remains a focal point of the area. Its presence shaped the religious identity of the neighborhood and continues to draw visitors interested in the community's spiritual heritage.
The district is easily walkable and provides direct access to its various historic buildings and cemetery grounds. Visitors should allow time to examine the architecture closely and explore the burial sites on foot.
The railroad station within the district once served as a vital transportation link that shaped how the growing community developed and connected to surrounding areas. Its Victorian Gothic design stands apart from other stations built during the same period.
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