Ancona is a city and a seaport in the Marche region in central Italy, with a population of around 101,997 as of 2015. Ancona is the capital of the province of Ancona and of the region. The city is located 280 km (170 mi) northeast of Rome, on the Adriatic Sea, between the slopes of the two extremities of the promontory of Monte Conero, Monte Astagno and Monte Guasco.