]> 2026-05-17T12:09:18+00:00 Riversdale 0 en Baltimore House Calvert Mansion Baron de Stier House Altered 38.96024,-76.93183 38.96024 Riverdale, MD -76.93183 2021-08-26T14:28:49Z 2459453.1033449 Riversdale 0 Benjamin Henry Latrobe Riversdale#Benjamin Henry Latrobe 0 1810 2382148.5 1795 2376670.5 William Lovering Riversdale#William Lovering;2376670.5;2382148.5 0 William Russell Birch Riversdale#William Russell Birch 0 1821 2386166.5 Henri Joseph Stier Riversdale#Henri Joseph Stier;2357677.5;2386166.5 1743 2357677.5 0 1821 2386166.5 Rosalie Stier Calvert Riversdale#Rosalie Stier Calvert;2370461.5;2386166.5 1778 2370461.5 0 1838 2392375.5 George Calvert Riversdale#George Calvert;2366808.5;2392375.5 1768 2366808.5 0 1864 2401871.5 Charles Benedict Calvert Riversdale#Charles Benedict Calvert;2381417.5;2401871.5 1808 2381417.5 0 Riverdale Park Company Riversdale#Riverdale Park Company 0 1939 2429264.5 Thomas H. Pickford Riversdale#Thomas H. Pickford;2401141.5;2429264.5 1862 2401141.5 0 1931 2426342.5 Thaddeus Caraway Riversdale#Thaddeus Caraway;2404428.5;2426342.5 1871 2404428.5 0 1950 2433282.5 Hattie Wyatt Caraway Riversdale#Hattie Wyatt Caraway;2406985.5;2433282.5 1878 2406985.5 0 1964 2438395.5 Abraham Walter Lafferty Riversdale#Abraham Walter Lafferty;2405889.5;2438395.5 1875 2405889.5 0 Maryland–National Capital Park and Planning Commission Riversdale#Maryland–National Capital Park and Planning Commission 0 No Exact No Exact 1800 2378496.5 No No No No Riversdale#Established 1800 2378496.5 0 No Exact No Exact No No Yes No Riversdale#Through 2021-08-26Z 2459452.5