The area where later would be located Sarria and its region was already inhabited in the past. From that time numerous archaeological remains such as Insculturas (or engraved on the rocks) in the parishes of Maside and Barbadelo, Dólmenes in Santa Marta, Arxemil, Vilamaior and all the forts (villages of pre-Roman origin by Seurros who survived are some cases to the Middle ages). They emphasize the castros of San Cosme da Pena, Outeiro Goián, As Barbadelo walls, Santo Estevo de Maside, Calvor, Mundín, Teilonxe Santa Icía in Froián land, San Miguel de Vilapedre, Tremeado, Padriñán, Betote and Tosal.
Side view of the Roman bridge gives Aspera on the river Celeiro
The Roman presence in Sarria comes linked to the hegemony of the Roman city nearest Lucus Augusti that connected through the sarriana villa with Castro Dactonio (Monforte de Lemos), archaeological excavations revealed the presence of two Roman villas are located in Vilar de Sarria and in San Antolín. a funeral wake coming from Vilar de Sarria which is now exhibited in the Museum dePontevedra was also found.
In the Swabian period the sarriense county is located in the area from the Neira to Sil, covering land Cebreiro, Valcarce and Caurel. The rest of the region belonged to paramense sarriana county.
The Muslim conquest was scarce and not just architectural traces left or local place names. The only notable in this time was that there was a repopulation of the region of Sarria to which was not outside the monastery of Samos.