As of July 2026, the population of Madagascar is 32.5 million. The number of inhabitants has increased by 750 thousand in the last year, representing a growth of 2.35%. The median age of the population has increased in recent years, rising from 18.1 years in 2016 to 19.8 years in 2026. Currently, life expectancy at birth is 67.7 years and population density is 55.9 inhabitants per square kilometer.
The population growth rate of Madagascar peaked in 1995, reaching around 3.18% annually, but has since declined to approximately 2.31% in 2026. However, the annual increase in the number of people continues to rise, reaching around 750.45 thousand in 2026.
In Madagascar, life expectancy at birth has been increasing, with the indicator rising from 61.3 years in 2006 to 67.7 years in 2026, representing an increase of more than 6 years over the past 2 decades.
The cities of Madagascar are mostly small, but 7 stand out with more than 100 thousand inhabitants. The most populous city is Antananarivo, Analamanga, con una diferencia significativa sobre las demás, alcanzando approximately 1.3 million inhabitants. It is followed by Toamasina, Atsinanana with 345.1 thousand and Antsirabe, Vakinankaratra with 260.9 thousand.
These are the 20 most populous cities in Madagascar:
| # | City | Population |
|---|---|---|
| 1 | Antananarivo, Analamanga | 1,349,501 |
| 2 | Toamasina, Atsinanana | 345,107 |
| 3 | Antsirabe, Vakinankaratra | 260,907 |
| 4 | Mahajanga, Boeny | 260,556 |
| 5 | Fianarantsoa, Upper Matsiatra | 203,105 |
| 6 | Toliara, Atsimo-Andrefana | 178,725 |
| 7 | Antsiranana, Diana | 136,959 |
| 8 | Sambava, Sava | 89,003 |
| 9 | Imerintsiatosika, Itasy | 74,085 |
| 10 | Antalaha, Sava | 71,898 |
| # | City | Population |
|---|---|---|
| 11 | Tôlanaro, Anosy | 71,258 |
| 12 | Antanifotsy, Vakinankaratra | 70,626 |
| 13 | Ambovombe, Androy | 69,265 |
| 14 | Ambilobe, Diana | 66,029 |
| 15 | Ambanja, Diana | 63,884 |
| 16 | Moramanga, Alaotra Mangoro | 60,456 |
| 17 | Antsalova, Melaky | 58,280 |
| 18 | Morondava, Menabe | 56,671 |
| 19 | Hell-Ville, Diana | 53,219 |
| 20 | Ivato, Analamanga | 52,376 |