Union Block (Mayville, North Dakota)

The Union Block on Main St. W. in Mayville, North Dakota was built in 1900. It was listed on the National Register of Historic Places (NRHP) in 1985.

According to its NRHP nomination, the building "is significant for its distinctive commercial architecture which represents the work of an early North Dakota architect, William C. Albrant." And it also "possesses integrity of location, design, setting, and craftsmanship."