Good Dog Day  Boulder from Fido and Lensworth. The popularity of dog breeds can vary from year to year, but as of my last update in April 2023, the following were generally considered the most popular dog breeds in the United States: Most Popular Breeds Labrador Retriever French Bulldog German Shepherd Golden Retriever Bulldog For Colorado specifically, the preferences might differ slightly from the national trends due to factors like climate, outdoor activities, and urban vs. rural living.  Labrador Retrievers and Golden Retrievers are often popular in states with outdoor lifestyles... Read More