Patapsco Valley State Park

Reservationschildren playing near a stream at Patapsco

Contact: ​410-461-5005​
E-mail Patapsco Valley State Park

Baltimore and Howard Counties

Patapsco Valley State Park
8020 Baltimore National Pike
Ellicott City, MD 21043

Hours: 9 a.m. to Sunset



Patapsco Valley State Park extends along 32 miles of the Patapsco River, encompassing 16,043 acres and eight developed recreational areas. Recreational opportunities include hiking, fishing, camping, canoeing, horseback and mountain bike trails, as well as picnicking for individuals or large groups in the park’s many popular pavilions. The park is nationally known for its trail opportunities and scenery. We have over 200 miles of trails, with 70 of those miles identified as maintained trails. There are hiker-only trails and multi-use trails accessible from many areas of Patapsco.

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Alberton area closure

BGE is conducting emergency gas line repairs near/ in the Alberton parking area off Dogwood Rd. BGE does not have a timeline for repairs. They have been made aware of the areas use of parking and hiking, BGE has stated that the no parking signs are sufficient. If you smell gas please leave the area immediately and go to a safe place where you can call BGE at 877-778-7798. The closest parking area to access the trails near this area is 8020 Baltimore National Park Ellicott City MD 21043.

Cedar Branch Relief Sewer Project

ALERT ​- Attention Trail uses within the Pickall/ Rockhaven area

Contractors are performing major construction, involving heavy machinery, trenching, earth moving and limited periodic blasting of rock, on the Cedar Branch Relief Sewer project for Baltimore County (Contract P10 16132SX0). From now until anticipated completion in winter 2021, the work will intermittently affect the trails in the area including some closures, see map below. Red trails will be closed, Yellow will be open on weekends. Follow signs. Please use caution when using these trails and abide by posted warning signs for your safety.

ALERT - River Closure

Due to the construction associated with the Cedar Branch Relief Sewer Project, the Patapsco River will be closed for all water crafts (kayaks, canoes, tubes...) from Old Frederick Rd Bridge, down river, to below the construction site near the Rt 40 Bridge. See map below for area described and see link below for updates.

Click here for updates of the project.​

River Closure Map

Map showing closure area 

photo of bridge