Today , like the nearby community of Atwood , La Jolla is part of the City of Placentia .
This small neighborhood was once known as La Jolla Colony , Placentia and was not considered part of unincorporated Anaheim .
Today , like the nearby community of Atwood , La Jolla is part of the Placentia     .
This small neighborhood was once known as La Jolla Colony , Placentia and was not considered part of unincorporated Anaheim .