San Martín Population 2026
San Martín has a population of 20,452, making it the #243 biggest city in 🇨🇴 Colombia, located in Cesar Department. It is about 375× smaller than Bogotá, the country's biggest city.
Population (city proper)
20,452
Rank in Colombia
#243
Coordinates
8.00°N, 73.51°W
~112 m elevation · America/Bogota
Distance to capital (Bogotá)
382 km
237 miles, straight line
Other big cities in Cesar Department
| City | Population | Rank in Colombia |
|---|---|---|
| Valledupar | 490,075 | #12 |
| Aguachica | 97,525 | #57 |
| Agustín Codazzi | 51,478 | #95 |
| Bosconia | 40,562 | #124 |
| Curumaní | 34,838 | #143 |
| Chimichagua | 30,289 | #165 |
| El Copey | 28,550 | #177 |
| Chiriguaná | 27,006 | #187 |
Cities near San Martín
- Ocaña101,158 people · ~31 km away
- Aguachica97,525 people · ~36 km away
- Simití15,353 people · ~48 km away
- Morales18,678 people · ~50 km away
- Sabana de Torres27,845 people · ~68 km away
- Puerto Wilches31,698 people · ~84 km away
FAQ
What is the population of San Martín?
San Martín has a population of 20,452 (city proper, latest official figure via GeoNames), making it the #243 biggest city in Colombia.
What region is San Martín in?
San Martín is located in Cesar Department, Colombia.
Is San Martín the capital of Colombia?
No, the capital of Colombia is Bogotá, about 382 km away.
Sources & notes
Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.
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