Cardiff Dreaming! Coveted opportunity to build a brand new home in the Cardiff Composer District. City of Encinitas says one can build up to a 3,962 sqft home (which could include up to a 1,200 sqft ADU for rental income or as a guest house). Walk and bike to everything this amazing community has to offer, including award-winning schools, dining and shopping in both Cardiff and Encinitas as well as world class surf beaches. Build your dream home to match your California lifestyle.