The Grand Lake Brewing Company The Grand Lake Brewing Company is located in Historic GrandLake, Colorado at 8,369 feet above sea level. We are at theWestern entrance to Rocky Mountain National Park. Our beersare made from the pure headwaters of the Colorado River,the finest malted barley and hops from around the globe, andEnglish Ale Yeast from one of Englands oldest breweries.It’s All Downstream From Here!