Forest Glen Park is an unincorporated community in Montgomery County, Maryland, United States, and a residential neighborhood within the Silver Spring census-designated place.

[1][4] The Washington D.C. Temple is located approximately 0.39 miles (0.63 km) northwest of Forest Glen Park, and is a prominent landmark visible throughout the community.

[8][9] Originally consisting of 166 acres (67 ha), Forest Glen Park was one of the earliest residential subdivisions in Montgomery County and was developed as a result of Washington, D.C.'s growing population.

[8] The Forest Glen Improvement Company laid out the neighborhood's avenues to conform with the natural topography and ensured that the lot sizes were large, to allow for "handsome villa sites.

[14] The Forest Inn proved unsuccessful, and the resort property was acquired by Dr. and Mrs. John A. I. Cassedy, who transformed it into a women's college, known as the National Park Seminary.

[16] Command of the Forest Glen Annex transferred from Walter Reed Army Medical Center to Fort Detrick in 2008, following the 2005 Base Realignment and Closure Commission.

[18] The Forest Glen Annex is home to the Walter Reed Army Institute of Research and the National Museum of Health and Medicine.

[20] Forest Glen Park is located within Montgomery County Council's District 1, which is represented by Democrat Andrew Friedson, as of 2021.

[21][22] Forest Glen Park is in Maryland House of Delegates Legislative District 18, and is represented by Democrats Aaron Kaufman, Emily K. Shetty, and Jared Solomon.

[23][24][25] As part of Legislative District 18, the community is represented in the Maryland Senate by Democrat Jeff Waldstreicher.

[30][31][32] Access to the Washington Metro is available on the Red Line in nearby Forest Glen and downtown Silver Spring.