Saint-Martin-de-la-Porte

Saint-Martin-de-la-Porte
Sin Martïn (Savoyard)
Location of Saint-Martin-de-la-Porte
Saint-Martin-de-la-Porte
Saint-Martin-de-la-Porte
Coordinates: 45°14′27″N 6°26′48″E / 45.2408°N 6.4467°E / 45.2408; 6.4467
CountryFrance
RegionAuvergne-Rhône-Alpes
DepartmentSavoie
ArrondissementSaint-Jean-de-Maurienne
CantonModane
IntercommunalityMaurienne-Galibier
Government
 • Mayor (2020–2026) Guy Ratel
Area
1
19.25 km2 (7.43 sq mi)
Population
 (2023)
698
 • Density36.3/km2 (93.9/sq mi)
Time zoneUTC+01:00 (CET)
 • Summer (DST)UTC+02:00 (CEST)
INSEE/Postal code
73258 /73140
Elevation655–2,824 m (2,149–9,265 ft)
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Saint-Martin-de-la-Porte (Savoyard: Sin Martïn) is a commune in the Savoie department in the Auvergne-Rhône-Alpes region in south-eastern France. It is best known as the location of one of the access points for the boring of the main tunnel of the Turin–Lyon high-speed railway.