Nea Chalkidona is an inner suburb of Athens, located 5 km north of the city centre. Its built-up area is continuous with that of Athens and the surrounding northern suburbs Agioi Anargyroi and Nea Filadelfeia. At 0.80 km² it is the smallest municipal unit in the Athens metropolitan area. Motorway 1 (Athens - Thessaloniki) and Greek National Road 1 pass through Nea Chalkidona. The nearest commuter rail station is Ano Patisia metro station.