- Maps of Mount Vernon and the surrounding areas, 1857/19922
- Measured Drawings and Blueprints of Mount Vernon, 1870/20164
- Mount Vernon Black and White Film Collection, 1933/20056
- Mount Vernon and MVLA Ephemera, 1858/20223
- Oral Histories of the Mount Vernon Ladies' Association, 1957/20152
- Papers of Christine Meadows, Curator, 1960/199749
- Papers of Mary V. Thompson, Research Historian, 1980/201228
- Papers of the Mount Vernon Ladies' Association, 1858/2016221
- Papers of the Superintendent and Resident Director, 1850/1996128
- Publications - History of Mount Vernon and George Washington, 1854/20125
- Publications Committee Collection, 1951/199716
- Publications and Printed Material of the Mount Vernon Ladies' Association, 1854/201614
- Restoration Files for the Historic Structures Report, 1750/2005100
- Tomb Books, Floral Tribute Registries, 1967/20102
- Washington forgeries, facsimiles, and bookplates collection, 1863/19991