The population of Belize is expected to grow by 7,000 in 2018 and reach 390,000 in 2019. Migration (including immigration and emigration) increases population by 1,366 people yearly. On average there are 8,413 births and 2,063 deaths in Belize per year. Rate of natural increase is approximately 1.66 percent per year. The population density of Belize has changed from 6.3 in 1980 to 16.1 in 2016.
| Current population | 389,649 people at present (Saturday 15th of December 2018) | |
| Median Age | 27.3 years |
| Life expectancy | 70.9 years | |
| Population density | 16.8 per km2 |
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2018 | 382,000 | 7,000 (1.8%) | 1,366 | 27.3 | 2.45 | 17 | 167,000 (43.7%) |
| 2017 | 375,000 | 8,046 (2.2%) | 1,366 | 27.1 | 2.48 | 16 | 164,000 (43.7%) |
| 2016 | 366,954 | 7,666 (2.1%) | 1,366 | 26.9 | 2.51 | 16 | 160,891 (43.8%) |
| 2015 | 359,288 | 7,594 (2.1%) | 1,366 | 26.7 | 2.54 | 16 | 157,990 (44.0%) |
| 2010 | 321,608 | 7,679 (2.4%) | 1,519 | 25.6 | 2.72 | 14 | 144,605 (45.0%) |
| 2005 | 283,277 | 7,188 (2.5%) | 1,744 | 23.7 | 3.07 | 12 | 131,188 (46.3%) |
| 2000 | 247,315 | 8,289 (3.4%) | 1,159 | 23.3 | 3.60 | 11 | 117,878 (47.7%) |
| 1995 | 206,963 | 5,289 (2.6%) | 2,382 | 23.3 | 4.11 | 9 | 98,274 (47.5%) |
| 1990 | 187,552 | 4,083 (2.2%) | -1,802 | 22.5 | 4.51 | 8 | 89,022 (47.5%) |
| 1985 | 164,921 | 4,574 (2.8%) | -1,081 | 22.1 | 5.02 | 7 | 79,853 (48.4%) |
| 1980 | 144,155 | 2,850 (2.0%) | -1,066 | 22.1 | 5.85 | 6 | 71,175 (49.4%) |
| 1975 | 133,260 | 1,953 (1.5%) | -2,708 | 22.0 | 6.28 | 6 | 66,858 (50.2%) |
| 1970 | 122,182 | 2,921 (2.4%) | -2,133 | 22.5 | 6.30 | 5 | 62,268 (51.0%) |
| 1965 | 106,119 | 3,050 (2.9%) | -591 | 22.9 | 6.40 | 5 | 55,692 (52.5%) |
| 1960 | 92,064 | 2,639 (2.8%) | -484 | 23.4 | 6.50 | 4 | 49,740 (54.0%) |
In 2017 the population of Belize was 375,000 and the average age increased from 23.4 in 1960 to 27.1. Urban population has increased from 117,878 (47.7%) in 2000 to 167,000 (43.7%) in the current year. The population density of Belize has changed from 6.3 in 1980 to 16.1 in 2016.
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2020 | 398,000 | 8,000 (2.0%) | 1,232 | 27.7 | 2.38 | 17 | 173,000 (43.6%) |
| 2025 | 436,000 | 7,000 (1.6%) | 1,109 | 29.0 | 2.25 | 19 | 191,000 (43.8%) |
| 2030 | 473,000 | 7,000 (1.5%) | 1,109 | 30.3 | 2.14 | 21 | 210,000 (44.5%) |
| 2035 | 507,000 | 7,000 (1.4%) | 1,109 | 31.7 | 2.05 | 22 | 232,000 (45.9%) |
| 2040 | 538,000 | 6,000 (1.1%) | 1,109 | 32.9 | 1.97 | 24 | 256,000 (47.6%) |
| 2045 | 566,000 | 5,000 (0.9%) | 1,109 | 34.3 | 1.91 | 25 | 279,000 (49.3%) |
| 2050 | 592,000 | 5,000 (0.8%) | 1,109 | 35.6 | 1.86 | 26 | 302,000 (51.0%) |
Total Belize population should reach 398,000 by 2020 and should increase to 592,000 people by year 2050. The life expectancy at birth should reach 75.8 (72.8 years for male and 78.9 years for females). Population density will go up to 26.0 people per square kilometer.
The population growth rate is 1.87% (8,046 residents, including 2,012 deaths). The demographics of Belize constitutes of 192,000 women and 190,000 men, which means there are 990 men per 1000 women. As far as age distribution goes, 41.4% of population (158,033) is 19 or younger, 54.7% of population (209,069) is between age 20 and 64 and 3.9% of population (14,936) is over 65.