Gunpowder, MD

Zip code 21010 encompasses Glen Arm, Maryland. This area is known for its picturesque rural landscapes and historic landmarks. One of the most notable landmarks within this zip code is the Gunpowder Falls State Park, offering hiking trails, fishing spots, and scenic views along the Gunpowder River. Additionally, residents and visitors can explore the historic Jerusalem Mill Village, a restored 18th-century mill complex showcasing early American industrial history.