Welcome to the ultimate guide to dog-friendly trails in Altadena! Whether you and your furry friend are seeking a leisurely stroll or a challenging hike, Altadena has a variety of options to offer. These businesses warmly welcome both dogs and their owners, creating a pet-friendly environment for all to enjoy. Explore the scenic trails, breathe in the fresh air, and create unforgettable memories with your four-legged companion by your side. Get ready to embark on an adventure and discover the beauty of Altadena with your beloved pup!