April 25 2 pm – 4 pm May 9 2 pm – 4 pm May 23 2 pm – 4 pm We will remove invasive plants from the park and in
May 15, 2026 - 6 pm - 8 pm - in the Sherwood House $10 p/person drinks and desserts provided - Ages 18+ Jen will discuss the history of humans and fire in the eastern United States and the importance of fire in maintaining healthy ecosystem function and to complete plant life cycles. She will
September 18, 2026 – Dr. Wayne Bell "The Chesapeake Working Landscape: Past, Present, and a Hopeful Future" A history of land use on the Chesapeake Bay watershed, from pre-colonial times to the present, and insights that land use changes provide for bird conservation. Background - Dr. Bell is Senior Associate and former Director of the
October 16, 2026 – Carrie Engel – Native Plants For Fall – Why is fall a great time to plant natives? Which natives have fall color and/or flowers? Which native plants are migrating pollinators attracted to? Let’s dive into fall natives and learn about these and other subjects. Samples and a slide show will be
Bats: Kerry Wixted presenting the benefits of having bats in your yard November 20, 2026 6:00 - 8:00 pm in the Sherwood House $10 p/person drinks and desserts provided - Ages 18+
Cromwell Valley Park Office
(Sherwood House)
2002 Cromwell Bridge Rd
Parkville, MD 21234
GPS: 39.415, -76.552
Phone: 410-887-2503
TDD: 410-887-5319
Willow Grove Nature Education Center
2175 Cromwell Bridge Rd
Parkville, MD 21234
GPS: 39.417, -76.548
Please remember that the Park itself is open only during daylight hours, sunrise to sunset.
In case of inclement weather, the Nature Center and activities follow Baltimore County Pubic Schools. Check the BCPS Website for the latest information on closing. If closing early, all evening activities at the Park are cancelled.
On Saturdays and Sundays when the office is closed, you may call the Nature Education Center.
Note: The addresses (2002 and 2175) are really for Post Office use. If used on a GPS, they may take you to a strange place in the park, or leave you on the main road. Use the GPS coordinates instead.
The Cromwell Valley Park Council (CVPC) is a volunteer, non-profit organization dedicated to the stewardship of Cromwell Valley Park as a public space for passive recreation and School Programs. The CVPC works in cooperation with the Baltimore County Department of Recreation and Parks and other entities to maintain, preserve and protect the natural environment and historic structures in the Park.
The Cromwell Valley Park Council is not an official site for Baltimore County Government.