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The Maryland state flag waving above a crowded outdoor festival along a canal.

Attaboy Beer

400 Sagner Avenue, Frederick Maryland 21701(301) 338-8229

About Attaboy Beer

Attaboy Beer is an independent brewery and taproom proudly brewing in Frederick, right off Carroll Creek. Offering beer, tours, and beer to go. Go on, you’ve earned it. Attaboy!