The population of Comoros is expected to grow by 20,000 in 2025 and reach 984,000 in 2026. Migration (including immigration and emigration) decreases population by 2,000 people yearly. On average there are 27,778 births and 6,552 deaths in Comoros per year. Rate of natural increase is approximately 2.20 percent per year. The population density of Comoros has changed from 165.4 in 1980 to 497.7 in 2023.
| Current population | 975,047 people at present (Saturday 12th of July 2025) | |
| Median Age | 25.0 years |
| Life expectancy | 65.5 years | |
| Population density | 518.3 per km2 |
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2025 | 965,000 | 20,000 (2.1%) | -2,000 | 25.0 | 3.77 | 518 | 290,000 (30.1%) |
| 2024 | 945,000 | 19,000 (2.0%) | -2,000 | 24.8 | 508 | 282,000 (29.8%) | |
| 2023 | 926,000 | 19,000 (2.1%) | -2,000 | 24.6 | 498 | 274,000 (29.6%) | |
| 2022 | 907,000 | 19,000 (2.1%) | -2,000 | 24.5 | 488 | 267,000 (29.4%) | |
| 2021 | 888,000 | 18,000 (2.0%) | -2,000 | 24.4 | 477 | 259,000 (29.2%) | |
| 2020 | 870,000 | 19,000 (2.2%) | -2,000 | 24.1 | 4.07 | 467 | 252,000 (29.0%) |
| 2019 | 0 | 0 (0.0%) | -2,000 | 24.1 | 4.14 | 457 | 245,000 (28.8%) |
| 2018 | 0 | 0 (0.0%) | -2,000 | 23.9 | 4.21 | 447 | 239,000 (28.7%) |
| 2017 | 0 | 0 (0.0%) | -2,000 | 23.8 | 4.28 | 437 | 232,000 (28.5%) |
| 2016 | 0 | 0 (0.0%) | -2,000 | 23.7 | 4.35 | 428 | 226,046 (28.4%) |
| 2015 | 777,424 | 18,039 (2.3%) | -2,000 | 23.6 | 4.42 | 418 | 219,980 (28.3%) |
| 2010 | 689,692 | 16,440 (2.4%) | -2,000 | 23.1 | 4.75 | 371 | 192,548 (27.9%) |
| 2005 | 611,627 | 14,399 (2.4%) | -2,000 | 22.6 | 5.04 | 329 | 170,479 (27.9%) |
| 2000 | 542,357 | 13,509 (2.5%) | -2,000 | 22.2 | 5.38 | 291 | 152,294 (28.1%) |
| 1995 | 475,394 | 13,117 (2.8%) | -1,200 | 21.9 | 5.84 | 255 | 134,541 (28.3%) |
| 1990 | 411,594 | 11,962 (2.9%) | -600 | 21.8 | 6.41 | 221 | 114,707 (27.9%) |
| 1985 | 355,337 | 9,871 (2.8%) | -900 | 22.0 | 6.92 | 191 | 90,501 (25.5%) |
| 1980 | 307,829 | 10,382 (3.4%) | -900 | 22.4 | 7.08 | 165 | 71,463 (23.2%) |
| 1975 | 257,290 | 7,186 (2.8%) | 2,000 | 22.7 | 7.05 | 138 | 54,646 (21.2%) |
| 1970 | 230,054 | 4,729 (2.1%) | -1,100 | 22.9 | 7.06 | 124 | 44,607 (19.4%) |
| 1965 | 207,424 | 3,671 (1.8%) | -1,100 | 23.3 | 7.00 | 111 | 35,216 (17.0%) |
| 1960 | 191,121 | 3,018 (1.6%) | -1,698 | 23.8 | 6.79 | 103 | 23,988 (12.6%) |
In 2024 the population of Comoros was 945,000 and the average age increased from 23.8 in 1960 to 24.8. Urban population has increased from 152,294 (28.1%) in 2000 to 290,000 (30.1%) in the current year. The population density of Comoros has changed from 165.4 in 1980 to 497.7 in 2023.
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2020 | 0 | 0 (0.0%) | -2,000 | 24.1 | 4.07 | 467 | 252,000 (29.0%) |
| 2025 | 965,000 | 20,000 (2.1%) | -2,000 | 25.0 | 3.77 | 518 | 290,000 (30.1%) |
| 2030 | 1,062,000 | 20,000 (1.9%) | -2,000 | 25.8 | 3.52 | 571 | 335,000 (31.5%) |
| 2035 | 1,161,000 | 20,000 (1.7%) | -2,000 | 26.6 | 3.30 | 624 | 385,000 (33.1%) |
| 2040 | 1,262,000 | 20,000 (1.6%) | -2,000 | 27.5 | 3.11 | 678 | 439,000 (34.8%) |
| 2045 | 1,363,000 | 20,000 (1.5%) | -2,000 | 28.4 | 2.95 | 733 | 497,000 (36.5%) |
| 2050 | 1,463,000 | 20,000 (1.4%) | -2,000 | 29.2 | 2.81 | 786 | 559,000 (38.2%) |
The life expectancy at birth should reach 69.1 (66.8 years for male and 71.6 years for females). Population density will go up to 786.0 people per square kilometer.
The demographics of Comoros constitutes of 478,000 women and 486,000 men, which means there are 1,017 men per 1000 women. As far as age distribution goes, 47.7% of population (460,016) is 19 or younger, 48.5% of population (468,025) is between age 20 and 64 and 3.5% of population (33,486) is over 65.