Brandywine is a populated place LOCATED WITHIN the City of Phoenix. In turn, the City of Phoenix is located within Maricopa County.
Brandywine is located at latitude 33.638 and longitude -112.141.
Since Brandywine is located within the City of Phoenix, all of the census and demographic data for residents of Brandywine are included as part of the information reported for City of Phoenix in the "Profile" tab above.