How much alcohol by volume does one beer contain?

The alcohol by volume (ABV) of a beer can vary depending on the specific type of beer. In general, most beers have an ABV between 4% and 6%. Some light beers may have an ABV as low as 2%, while some craft beers and stouts can have an ABV as high as 12% or more. The ABV of a beer is typically indicated on the beer label.