Halethorpe, MD

ZIP code 21227 is located in Baltimore, Maryland. This area is home to the historic Relay Town, founded in the 19th century. Key landmarks in 21227 include the Patapsco Valley State Park, offering stunning outdoor recreational opportunities, and the Guinness Open Gate Brewery & Barrel House, a popular destination for craft beer enthusiasts. The zip code is known for its mix of natural beauty and vibrant cultural attractions.