Province of Ancona
| 143 m (469 ft)|
Province of Ancona (AN)
| Brugnetto, Castel Colonna, Croce, Francavilla, Giombino, Monterado, Passo Ripe, Ponte Lucerta, Ponterio, Ripe|
Trecastelli is an Italian comune in the province of Ancona, in Marche, created in 2014 from fusion of the comuni of Ripe, Castel Colonna and Monterado - those three towns are now frazioni of the administration. Town hall was set Piazza Castello, 1 in Ripe.
The municipality borders with Corinaldo, Mondolfo (PU), Monte Porzio (PU), Ostra, San Costanzo (PU) and Senigallia.