Map of San Martín, Cuscatlan, El Salvador

San Martín is a city in Cuscatlan, El Salvador, with a population of about 39,361. It lies at 13.7833°N, 88.9167°W. San Martín is about 31 km (19 mi) east of San Salvador, the capital. The nearest city on our map is Cojutepeque, 8 km to the south.

San Martín at a glance

Where is San Martín?

• The 16th largest city in El Salvador by recorded population.
• Located in the Northern and Western hemispheres.
• Daylight ranges from about 11 h 19 min on the shortest day to 12 h 56 min on the longest day (around 21 December and 21 June).

Cities near San Martín

• Cojutepeque — 8 km south
• San Vicente — 21 km southeast
• Ilopango — 23 km southwest
• Soyapango — 25 km west
• Delgado — 28 km west
• Apopa — 28 km west
• Cuscatancingo — 29 km west
• Mejicanos — 30 km west
• San Salvador — 31 km west
• San Marcos — 32 km southwest

Largest cities in Cuscatlan

• Cojutepeque — 48,411

Largest cities in El Salvador

• San Salvador — 525,990
• Soyapango — 329,708
• San Miguel — 247,126
• Santa Ana — 176,661
• Mejicanos — 160,317
• Santa Tecla — 124,694
• Apopa — 112,158
• Delgado — 71,594
• Sonsonate — 59,468
• San Marcos — 54,615

Map of El Salvador and all its cities →

Other places named San Martín

• San Martín — Mendoza, Argentina

Sources: place names, coordinates, populations and time zones from GeoNames (CC BY 4.0, data retrieved October 2026). Population figures are the latest values recorded in GeoNames; depending on the country they refer to the city proper, a municipality or a wider urban area, so they can differ from census or metro-area figures. Map © OpenStreetMap contributors.