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Where History and Nature Surround You

560 scenic acres along the Patuxent River in Calvert County, Maryland, more than 65 identified archaeological sites, an​d 9,000 years of documented human occupation. 

Jefferson Patterson Park & Museum (JPPM) is a place full of secrets waiting to be unearthed. Whether you come to hike our miles of trails, explore the Patterson House and Gardens,  enjoy our Visitor Center full of exhibits, learn about Indigenous history at our Woodland Indian Village, or participate in one of our public programs or events, you will leave with a greater appreciation for the land and the people who once lived here. JPPM also operates the Maryland Archaeological Conservation Laboratory (MAC Lab), which houses over 10 million artifacts from across the entire state.

Mission Statement 

Jefferson Patterson Park and Museum connects people to the past through history and archaeology and supports the preservation of Maryland's cultural and natural resources. 


​CLOSURES

  • The Patterson House & Gardens is currently closed. It will reopen on April 11, 2026.
  • The Visitor Center will be closed from Monday, December 8, 2025 through Tuesday, January 20, 2026.
  • ​The entire site will be closed on the following dates for Deer Management and tree work, Friday through Monday, December 12 -15, 2025 AND January 10 & 11, 2026.

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​​Diagnostic Artifacts In Maryland