The Province of Rieti () is a province in the region of Lazio in Italy. Its capital is the city of Rieti. It was established in 1927 from the Province of Perugia.
It has a population of 149,335 in an area of across its 73 municipalities.
Geography A large part of its territory corresponds to the historical-geographical region of Sabina. Rieti is located in the north-east Lazio. It is bordered to the west, along the river Tiber by the province of Viterbo and to the south-west by the Metropolitan City of Rome Capital. It is also bordered by the regions of Umbria to the north and by Marche to the east.
The province is largely mountainous with the Monti della Duchessa and the Monti del Cicolano ranges in the south with Monte Nuria and Monte Giano, the Monti Reatini range with Monte Terminillo (2217 m) in the north in part of the Abruzzese Apennines, and Monti della Laga (2458 m) to the east on the border with Abruzzo. Of particular importance are the two artificial lakes in the Valle del Salto: Lago del Salto and Lago del Turano, both created during the Fascist period. Lago del Salto is the largest in the Lazio region and is situated at an altitude of .
There are several protected areas in the province. To the south lies the Parco regionale naturale dei Monti Lucretili, to the southeast the Riserva regionale Montagne della Duchessa, and a small part of the Parco regionale naturale del Sirente - Velino. Between the two areas is the Riserva naturale Monte Navegna e Monte Cervia (between the lakes of Salto and Turano. In the east, in the Monti della Laga range is the Parco Nazionale del Gran Sasso e Monti della Laga. Also of note is the Riserva parziale naturale dei Laghi Lungo e Ripasottile on the Rieti Plain, and the Riserva naturale di Nazzano, Tevere-Farfa to the west. Riserva parziale naturale dei Laghi Lungo e Ripasottile contains the lakes of Lungo and Ripasottile, which support a diversity of wildlife, particularly birds such as herons and little grebes. There are numerous natural oases, castles, fortresses and Franciscan sanctuaries dotted about the province of Rieti.
Municipalities The province has 73 municipalities: Accumoli Amatrice Antrodoco Ascrea Belmonte in Sabina Borbona Borgo Velino Borgorose Cantalice Cantalupo in Sabina Casaprota Casperia Castel di Tora Castel Sant'Angelo Castelnuovo di Farfa Cittaducale Cittareale Collalto Sabino Colle di Tora Collegiove Collevecchio Colli sul Velino Concerviano Configni Contigliano Cottanello Fara in Sabina Fiamignano Forano Frasso Sabino Greccio Labro Leonessa Longone Sabino Magliano Sabina Marcetelli Micigliano Mompeo Montasola Monte San Giovanni in Sabina Montebuono Monteleone Sabino Montenero Sabino Montopoli di Sabina Morro Reatino Nespolo Orvinio Paganico Sabino Pescorocchiano Petrella Salto Poggio Bustone Poggio Catino Poggio Mirteto Poggio Moiano Poggio Nativo Poggio San Lorenzo Posta Pozzaglia Sabina Rieti Rivodutri Rocca Sinibalda Roccantica Salisano Scandriglia Selci Stimigliano Tarano Toffia Torri in Sabina Torricella in Sabina Turania Vacone Varco Sabino
Demographics As of 2026, the population is 149,335, of which 50.1% are male, and 49.9% are female. Minors make up 12.7% of the population, and seniors make up 28.0%.
Immigration As of 2025, immigrants make up 12.0% of the population. The 5 largest foreign countries of birth are Romania, Albania, Ukraine, Argentina, and Pakistan.
Government List of presidents
See also Sabina (region) Lake della Duchessa
References
External links
Official website