As of July 2026, the population of El Salvador is 6.5 million. The number of inhabitants has increased by 28 thousand in the last year, representing a growth of 0.44%. The median age of the population has increased in recent years, rising from 24.3 years in 2016 to 28.6 years in 2026. Currently, life expectancy at birth is 74 years and population density is 311.5 inhabitants per square kilometer.
The population growth rate of El Salvador peaked in 1961, reaching around 2.87% annually, but has since declined to approximately 0.43% in 2026. The annual increase in the number of people has also decreased from a peak of around 106.4 thousand in 1988 to nearly 27.92 thousand in 2026.
In El Salvador, life expectancy at birth has been increasing, with the indicator rising from 70.8 years in 2006 to 74 years in 2026, representing an increase of more than 3 years over the past 2 decades.
The cities of El Salvador are mostly small, but 7 stand out with more than 100 thousand inhabitants. The most populous city is San Salvador, San Salvador Department, with approximately 526 thousand inhabitants. It is followed by Soyapango, San Salvador Department with 329.7 thousand and San Miguel, San Miguel Department with 247.1 thousand.
These are the 20 most populous cities in El Salvador:
| # | City | Population |
|---|---|---|
| 1 | San Salvador, San Salvador Department | 525,990 |
| 2 | Soyapango, San Salvador Department | 329,708 |
| 3 | San Miguel, San Miguel Department | 247,126 |
| 4 | Santa Ana, Santa Ana Department | 176,661 |
| 5 | Mejicanos, San Salvador Department | 160,317 |
| 6 | Santa Tecla, La Libertad Department | 124,694 |
| 7 | Apopa, San Salvador Department | 112,158 |
| 8 | Delgado, San Salvador Department | 71,594 |
| 9 | Sonsonate, Sonsonate Department | 59,468 |
| 10 | San Marcos, San Salvador Department | 54,615 |
| # | City | Population |
|---|---|---|
| 11 | Usulután | 51,910 |
| 12 | Cojutepeque, Cuscatlan | 48,411 |
| 13 | Cuscatancingo, San Salvador Department | 44,369 |
| 14 | San Vicente, San Vicente Department | 41,504 |
| 15 | Zacatecoluca, La Paz Department | 39,613 |
| 16 | San Martín, Cuscatlan | 39,361 |
| 17 | Ilopango, San Salvador Department | 38,890 |
| 18 | Ahuachapán | 34,102 |
| 19 | Antiguo Cuscatlán, La Libertad Department | 33,767 |
| 20 | Chalchuapa, Santa Ana Department | 32,282 |