The microbrewery segment grew by 33 percent in 2012 as 1,115 micros that produced beer for all or part of the year turned out nearly 2 million barrels.

There are many business models for a modern farmhouse brewery. Some stress traditional brewing methods; others emphasize the use of local ingredients.

In total, production at microbreweries increased 11.8% in 2010. That number doesn’t include the nine breweries that grew out of the category.