Greenbrier State Park
Greenbrier State Park is nestled in the Appalachian Mountains of western Maryland, offering a scenic 42-acre lake for swimming, fishing, and boating, as well as miles of hiking trails and spacious picnic areas. The park is a popular destination for families and outdoor enthusiasts seeking recreation and relaxation in a picturesque natural setting.
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Visiting with Dogs
Dogs allowed in day-use and camp areas, must be leashed at all times; not permitted on swimming beach.
Visitor Tips & Reviews
What Visitors Say
Visitors love Greenbrier State Park for its clean lake beach, scenic hiking trails, family-friendly picnic areas, and well-maintained campgrounds, making it a favorite spot for outdoor recreation.
Tips from Visitors
- Arrive early; parking fills up quickly on weekends.
- Swim only in designated areas with lifeguards.
- Pack out all trash to keep the park clean.
- Check trail maps before hiking for difficulty levels.
- Bring sunscreen and insect repellent.
- No pets allowed on the beach during summer season.
Amenities
Nearby Attractions
Explore these attractions near Greenbrier State Park:
- Washington Monument State ParkHome to the first completed monument dedicated to George Washington, offering panoramic views and historical exhibits.5 miles away
- Crystal Grottoes CavernsMaryland’s only show cave, featuring guided tours of stunning underground formations.9 miles away
- Antietam National BattlefieldA renowned Civil War site with visitor center, monuments, and interpretive trails.14 miles away
Things to Do at Greenbrier State Park
Camping at Greenbrier State Park
Greenbrier offers tent and RV sites with amenities; reservations required; open spring-fall; no cabins or yurts.
Hiking Trails
Greenbrier State Park offers a variety of scenic hiking trails suitable for all skill levels. Visitors often praise the well-marked paths, peaceful forest scenery, and beautiful views of Greenbrier Lake. Trails range from easy lakeside walks to moderate climbs with rewarding overlooks. The park is family-friendly, and wildlife sightings are common, making it a popular destination for day hikers seeking a relaxing outdoor experience.
Big Red Trail
ModerateA scenic loop trail through mature forest with some steep sections and rocky terrain. Offers views of Greenbrier Lake.
Bartman Hill Trail
ModerateA wooded trail with moderate inclines that leads to the park's highest point, providing panoramic views.
Green Trail
EasyA gentle, family-friendly loop around Greenbrier Lake, suitable for all skill levels.
Rock Oak Fire Trail
ModerateA forested trail with some rocky sections, popular for birdwatching and wildflowers in spring.
Directions
From I-70, take Exit 35 (MD-66 South) toward Boonsboro, then follow signs to the park entrance on US-40/National Pike.
Contact & Info
Frequently Asked Questions
Is swimming allowed at Greenbrier State Park?
Yes, swimming is allowed in the designated beach area of Greenbrier Lake during the summer season when lifeguards are on duty.
Are pets permitted in Greenbrier State Park?
Pets are allowed in certain areas, including the day-use area (except for the sandy beach) and on trails, but must be leashed at all times.
Can I reserve a campsite at Greenbrier State Park?
Yes, campsites can be reserved online in advance. The park offers both tent and RV sites, as well as some group camping options.
Are there hiking trails at Greenbrier State Park?
Yes, the park features over 11 miles of hiking trails, ranging from easy to moderate, with scenic views and access to the Appalachian Trail.
Is fishing allowed in Greenbrier Lake?
Yes, fishing is permitted in Greenbrier Lake. Anglers commonly catch bass, trout, and bluegill. A valid Maryland fishing license is required for those 16 and older.
Are picnic facilities available at Greenbrier State Park?
Yes, the park has picnic tables, grills, and several pavilions that can be reserved for group gatherings. Some areas are first-come, first-served.

Don’t Forget the Essentials
Essential camping & hiking gear we recommend to make your park trip easier and more comfortable.
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