St. John's Episcopal Church, Zion Parish in Beltsville, Maryland, United States, is a historic place of worship whose congregation dates back more than two centuries.

[3][4] Another, known as St. Mark's Paint Branch Chapel, was built in 1774 in what became Silver Spring in Montgomery County, Maryland, rebuilt in 1835 and ultimately removed in 1877 and replaced by a modern structure circa 1980.

The current brick building with a steep pitched roof, round-arched stained glass windows and bell tower was erected in 1877 at the urging of its former rector, and on April 22, 1878 was consecrated by Rt.

Despite another fire in 1972 which required extensive restoration, its architectural integrity and status as a local landmark led to its inclusion among the county's historic sites, as shown by an exterior plaque.

Joseph M. Constant, who in 2005 founded the Haiti Micah Project while working for the Presiding Bishop of the Episcopal Church, was installed as rector in 2015.