The province of Fermo is a province in the Marche region of central Italy. It was established in 2004 and became operational in 2009. Its administrative centre and provincial capital is the city of Fermo (population of 37,728 inhabitants as of 2015). Other major cities include Porto Sant'Elpidio (25,434 inhabitants), Porto San Giorgio (16,372 inhabitants), Sant'Elpidio a Mare (17,020 inhabitants), and Montegranaro (13,428 inhabitants). As of 2015, the province has a population of 176,380 inhabitants and spans an area of , giving it a population density of 204.44 inhabitants per square kilometre. It contains 40 comuni.