Colorado is know for having some of the best breweries in the country, and Thrillist decided to get science involved to find the best of them all. Thrillist decided to used their "top-secret" (not really) formula to rank the top 10 Colorado breweries. They used factors such as RateBeer, Beer Advocate, awards at competitions and some other factors.

9th (tie) - Tommyknocker - Idaho Springs

Key Beers: Butt Head Bock, Prospector Porter, Jack Whacker Wheat Ale

9th (tie) - Ska Brewing - Durango

Key Beers: Steel Toe Stout, Buster Nut Brown Ale, Modus Hoperandi

8th - Left Hand - Longmont

Key Beers: Sawtooth Ale, Milk Stout, Fade to Black, Vol. 1

7th - Steamworks Brewing Co - Durango

Key Beers: Slam Dunkel, What in the Helles?, Colorado Kolsch

6th - Oskar Blues Brewery - Longmont

Key Beers: Mama’s Little Yella Pils, G’Knight Imperial Red Ale, Dale’s Pale Ale

5th - Dry Dock Brewing Co - Aurora

Key Beers: HMS Victory ESB, Hefeweizen, Apricot Blonde

4th - Avery Brewing Company - Boulder

Key Beers: The Kaiser, Hog Heaven, Avery IPA

3rd - Great Divide - Denver

Key Beers: Yeti (and all its barrel-aged offshoots), Denver Pale Ale, Old Ruffian

2nd - Odell Brewing Company - Fort Collins

Key Beers: 5 Barrel Pale Ale, Friek, Easy Street Wheat

1st - New Belgium Brewing Company - Fort Collins

Key Beers: Somersault, Abbey Belgian Ale, Fat Tire