in the year 1198. It was initially governed by a papal nominee called a rector. The rector of Ancona, like the rectors of other papal provinces, was under the authority of a general rector reporting directly to the pope. Under the papacy, the March had three towns of over 10,000 people: Ancona, Ascoli Piceno and Fermo.

The province was reorganized by the Constitutiones Sanctæ Matris Ecclesiæ