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
October 30, 2023 History Conversations REWIND: Emancipation in Montgomery County, Maryland
With Susan Soderberg and Eileen McGuckianOn November 1, 1864, Maryland became the first state below the Mason-Dixon Line to free slaves within its boundaries by popular vote. On the 156th […]
November 14, 2023 History Conversations: The Gaithersburg History Project
Historian Anthony Cohen will discuss his findings for Gaithersburg’s Black History Project. He will focus on the period after Gaithersburg was incorporated in 1878 as well as the emergence of […]
November 20, 2023 History Conversations REWIND: Old Roads, New Histories
With Kacy Rohn For 25 years, Montgomery County’s Rustic Roads Program has protected the historic and scenic roadways that reflect the county’s agricultural character and rural origins. An update to the […]