The Woodstock Fire/Rescue District said in a Facebook post just after 11:15 am.. that they were fighting the blaze in the 1600-block of South Rose Farm Road.
Officials did not immediately provide any additional information about how the fire began or if there were any injuries.
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Downed power lines and strong winds made for a difficult response for firefighters. The closest hydrant was also more than two miles away.
No people or animals were hurt, but the bar was destroyed. It was well-known for having signs promoting local businesses outside.
Officials are still working to determine the cause of the fire.