This is a list of the extreme points of San Marino: the points that are farther north, south, east or west than any other location.

Latitude and longitude

• North : Falciano at 43°59′N 12°30′E / 43.983°N 12.500°E / 43.983; 12.500 (Falciano (south))
• South : Selva, south of Fiorentino at 43°53′45″N 12°27′20″E / 43.89583°N 12.45556°E / 43.89583; 12.45556 (Fiorentino (south)) (Coincidentally, Longitude 12˚, 27' E is shared with another micro-state, the Vatican City.)
• West : Gualdicciolo, near Acquaviva at 43°56′55″N 12°24′30″E / 43.94861°N 12.40833°E / 43.94861; 12.40833 (Acquaviva (west))
• East : The intersection of the roads Strada del Marano and Strada del Fossa, in the castella of Faetano at 43°56′30″N 12°31′00″E / 43.94167°N 12.51667°E / 43.94167; 12.51667 (Faetano (east))

Altitude

• Highest point : Monte Titano, 749 m at 43°56′06″N 12°27′00″E / 43.93500°N 12.45000°E / 43.93500; 12.45000 (Monte Titano (highest))
• Lowest point : Ausa River, 55 m