Fuentes de Oñoro

Fuentes de Oñoro
Location in Salamanca
Fuentes de Oñoro
Location of Fuentes de Oñoro
Fuentes de Oñoro
Fuentes de Oñoro (Spain)
Coordinates: 40°35′18″N 6°48′47″W / 40.58833°N 6.81306°W / 40.58833; -6.81306
Country Spain
Autonomous community Castile and León
ProvinceSalamanca
ComarcaComarca de Ciudad Rodrigo
SubcomarcaCampo de Argañán
Government
 • MayorIsidoro José Alanís Marcos (PP)
Area
 • Total
57 km2 (22 sq mi)
Elevation
734 m (2,408 ft)
Population
 (2025-01-01)
 • Total
1,012
 • Density18/km2 (46/sq mi)
Time zoneUTC+1 (CET)
 • Summer (DST)UTC+2 (CEST)
Postal code
37480

Fuentes de Oñoro is a village and municipality in the province of Salamanca, western Spain, part of the autonomous community of Castile-Leon. It is located 124 kilometres (77 mi) from the provincial capital city of Salamanca, and has a population of 1058 people. It was the site of a significant battle in 1811, during the Peninsular War.

It is a border town, and is directly connected to the most important Portuguese terrestrial border of Vilar Formoso.