Quarto Miglio is an urban zone of Municipio VII of Rome, Italy. It was located in the south-eastern area of the city. As of 2010 it had a population of 11,052 people. It takes its name from its proximity to the 4th Mile of the Appian Way, which borders it to the southwest, and is close to much of the Appian Way Regional Park. Many of its street names come from ancient Romans connected with the area, including Herodes Atticus and Annia Regilla. In Roman times the area was known as "ad Quartum".