Allendale is a populated place LOCATED WITHIN the City of Columbus. In turn, the City of Columbus is located within Muscogee County.
Allendale is located at latitude 32.528 and longitude -84.925.
Since Allendale is located within the City of Columbus, all of the census and demographic data for residents of Allendale are included as part of the information reported for City of Columbus in the "Profile" tab above.