Explore County History
Learn more about the County’s history through the many voices of past residents
Make A Research Appointment
Request an appointment to access our Research Library and Special Collections
Search Our Collections
Explore our digital collections and archives
View Online Exhibits
Discover different aspects of the County’s unique history through our online exhibits
Featured Events
March 25, 2024 History Conversations REWIND: Clara Jones – A Forgotten Civil War Nurse
With John Lustrea from The Civil War Medical Museum | Clara Jones is just one of many volunteer Civil War nurses who helped care for the sick and wounded of the […]
April 1, 2024 History Conversations REWIND: Nation’s Metropolis: The Economy, Politics, and Development of the Washington Region
with Royce Hanson and Harold Wolman | Join authors Royce Hanson and Harold Wolman as they discuss their new book, Nation’s Metropolis, which describes how the national capital region functions as […]