alpharetta,_georgia | areatotal | 554 (square kilometres) <tsp> alpharetta,_georgia | elevationabovethesealevel | 3460 <tsp> alpharetta,_georgia | areacode | 770, 404, 678 <tsp> alpharetta,_georgia | populationdensity | 9926 (inhabitants per square kilometre) <sep> alpharetta is a city in northern fulton county, georgia, united states, and is a part of the atlanta metropolitan area as of the 2020 us census, alpharetta's population was 65,818; in 2010, the population was 57,551 
alpharetta in georgia has a total area of 55.4 square kilometres and elevated 346.0 metres above sea level.alpharetta. georgia has area codes 770. 404. and 678 and its population density is 992.6 inhabitants per square kilometres.no information