As of May 2026, the population of Mauritius is 1.3 million. The number of inhabitants has increased by 851 in the last year, representing a growth of 0.08%. The median age of the population has increased in recent years, rising from 34.6 years in 2016 to 38.4 years in 2026. Currently, life expectancy at birth is 76.1 years and population density is 642.5 inhabitants per square kilometer.
The population growth rate of Mauritius peaked in 1950, reaching around 2.86% annually, but has since declined to approximately 0.06% in 2026. The annual increase in the number of people has also decreased from a peak of around 17.33 thousand in 1959 to nearly 851 in 2026.
In Mauritius, life expectancy at birth has been increasing, with the indicator rising from 72.9 years in 2006 to 76.1 years in 2026, representing an increase of more than 3 years over the past 2 decades.
The cities of Mauritius are mostly small, but 3 stand out with more than 100 thousand inhabitants. The most populous city is Port Louis, with approximately 155.2 thousand inhabitants. It is followed by Vacoas, Plaines Wilhems with 115.3 thousand and Beau Bassin-Rose Hill, Plaines Wilhems with 111.4 thousand.
These are the 20 most populous cities in Mauritius:
| # | City | Population |
|---|---|---|
| 1 | Port Louis | 155,226 |
| 2 | Vacoas, Plaines Wilhems | 115,289 |
| 3 | Beau Bassin-Rose Hill, Plaines Wilhems | 111,355 |
| 4 | Curepipe, Plaines Wilhems | 78,618 |
| 5 | Quatre Bornes, Plaines Wilhems | 77,308 |
| 6 | Triolet, Pamplemousses | 24,361 |
| 7 | Goodlands, Rivière du Rempart | 21,063 |
| 8 | Bel Air Rivière Sèche, Flacq | 18,036 |
| 9 | Bambous, Black River | 17,818 |
| 10 | Centre de Flacq, Flacq | 17,710 |
| # | City | Population |
|---|---|---|
| 11 | Mahébourg, Grand Port | 17,042 |
| 12 | Saint Pierre, Moka | 16,704 |
| 13 | Le Hochet, Pamplemousses | 15,662 |
| 14 | Baie du Tombeau, Pamplemousses | 15,301 |
| 15 | Trou aux Biches, Pamplemousses | 14,706 |
| 16 | Rose Belle, Grand Port | 12,619 |
| 17 | Chemin Grenier, Savanne | 12,457 |
| 18 | Grand Baie, Rivière du Rempart | 12,173 |
| 19 | Lallmatie | 11,910 |
| 20 | Terre Rouge, Pamplemousses | 11,210 |