Category:Riversdale (Riverdale Park, Maryland) - Wikimedia Commons

 Wikipedia

• mansion

• 4811 Riverdale Rd, Riverdale Park, MD 20737

• Federal architecture (interior)
• Georgian architecture (façade)

• Henri-Joseph Stier d'Aertselaer (1801)
• George Calvert (1830s)

• manor house (plantation)
• historic house museum

• Henri-Joseph Stier d'Aertselaer (1801–1821)
• George Calvert (1821–1838)
• Charles Benedict Calvert (1838–)
• Maryland-National Capital Park and Planning Commission

• Henri-Joseph Stier d'Aertselaer (–1803)
• George Calvert (1803–1838)
• Rosalie Stier Calvert (1803–)
• Charles Benedict Calvert

• Prince George's County Department of Parks and Recreation

• National Historic Landmark (1997–)
• National Register of Historic Places listed place (A, C, Riversdale, NRHP building, 1973–)

• 1801

• 9,352 ft² (2019, residence)
• 7.95 acre (2019, real property)