Belgium vs Tanzania: Population growth

Population growth in 2023: 0.25% a year in Belgium and 2.88% a year in Tanzania, by UN estimates. In 2023 the value was higher in Tanzania, by 2.63 percentage points, or 11 times that in Belgium.

Watch it change on the map

% a year · UN

BelgiumTanzaniaUN projection (medium variant)95% prediction intervalWorld

What the numbers say

Tanzania has been higher in every year both have figures for since 1950.
In 2023, Belgium ranked 158 and Tanzania ranked 15 of 229 countries, counting from the highest.
The UN projection (medium variant) puts Belgium at -0.17% a year and Tanzania at 0.87% a year in 2100.
The world as a whole: 0.87% a year in 2023.

Every year

% a year · UN

Year	Belgium	Tanzania	World
2023	0.25	2.88	0.87
2022	0.97	2.92	0.88
2021	0.25	2.98	0.8
2020	0.28	3.02	0.9
2019	0.58	2.96	1.03
2018	0.5	3	1.07
2017	0.41	3.32	1.13
2016	0.36	3.37	1.17
2015	0.66	3.45	1.18
2014	0.5	3.07	1.22
2013	0.39	3.09	1.23
2012	0.56	2.93	1.27
2011	0.68	2.83	1.26
2010	1.18	2.77	1.27
2009	1.1	2.31	1.28
2008	0.82	2.63	1.28
2007	0.76	2.78	1.28
2006	0.7	2.8	1.28
2005	0.63	2.8	1.27
2004	0.47	2.75	1.28
2003	0.39	2.67	1.29
2002	0.45	2.62	1.3
2001	0.45	2.56	1.33
2000	0.24	2.85	1.35
1999	0.25	2.84	1.35
1998	0.21	2.52	1.37
1997	0.22	2.75	1.39
1996	0.27	1.28	1.42
1995	0.12	2.4	1.45
1994	0.3	3.92	1.47
1993	0.32	3.76	1.52
1992	0.46	2.49	1.57
1991	0.48	2.5	1.63
1990	0.28	2.57	1.76
1989	0.21	2.64	1.78
1988	0.19	2.69	1.79
1987	0.16	3.38	1.84
1986	0.09	3.14	1.83
1985	0.05	3.49	1.8
1984	0.07	3.03	1.8
1983	0.04	3.5	1.78
1982	0.1	3.06	1.86
1981	0.14	3.05	1.82
1980	0.22	3.06	1.8
1979	0.23	3.27	1.79
1978	0.17	3.46	1.74
1977	0.19	3.6	1.75
1976	0.12	3.64	1.78
1975	0.1	3.64	1.8
1974	0.17	3.64	1.88
1973	0.2	3.58	1.94
1972	0.28	3.63	1.97
1971	0.31	3.51	1.97
1970	0.44	3.46	2.06
1969	0.42	3.42	2.06
1968	0.41	3.36	2.09
1967	0.52	3.12	2
1966	0.56	3.09	2.04
1965	0.61	3.04	2.09
1964	0.72	3.03	2.16
1963	0.63	2.95	2.28
1962	0.62	2.9	2.11
1961	0.68	2.9	1.67
1960	0.55	2.81	1.58
1959	0.69	2.77	1.73
1958	0.63	2.74	2
1957	0.58	2.71	2.07
1956	0.53	2.65	1.98
1955	0.52	2.6	2.01
1954	0.55	2.56	1.99
1953	0.51	2.53	1.9
1952	0.53	2.5	1.94
1951	0.42	2.46	1.75
1950	0.47	2.41	1.74

UN projection (medium variant) · 2024–2100

Year	Belgium	Tanzania	World
2024	0.19-4.7–4.86	2.872.08–3.55	0.86
2025	0.15-0.26–0.58	2.851.97–3.67	0.84
2026	0.12-0.34–0.6	2.81.89–3.61	0.83
2027	0.11-0.39–0.65	2.751.82–3.67	0.81
2028	0.11-0.44–0.66	2.711.78–3.64	0.8
2029	0.1-0.48–0.69	2.71.72–3.6	0.78
2030	0.08-0.52–0.7	2.661.61–3.62	0.76
2031	0.07-0.54–0.68	2.651.64–3.63	0.75
2032	0.07-0.56–0.7	2.61.54–3.59	0.73
2033	0.07-0.57–0.74	2.561.45–3.57	0.72
2034	0.06-0.61–0.73	2.561.41–3.54	0.7
2035	0.05-0.62–0.77	2.511.39–3.49	0.69
2036	0.05-0.63–0.76	2.491.34–3.48	0.67
2037	0.06-0.59–0.72	2.441.27–3.46	0.65
2038	0.05-0.61–0.75	2.421.27–3.47	0.64
2039	0.04-0.63–0.73	2.391.21–3.45	0.62
2040	0.03-0.65–0.76	2.351.13–3.4	0.61
2041	0.03-0.68–0.73	2.311.08–3.36	0.59
2042	0.02-0.69–0.73	2.291.11–3.35	0.57
2043	0.01-0.71–0.71	2.261.02–3.31	0.56
2044	0.01-0.71–0.69	2.241.06–3.29	0.54
2045	-0.01-0.76–0.67	2.210.97–3.28	0.52
2046	-0.03-0.75–0.68	2.180.98–3.29	0.5
2047	-0.04-0.8–0.71	2.160.96–3.24	0.48
2048	-0.06-0.83–0.68	2.120.9–3.23	0.46
2049	-0.08-0.85–0.68	2.070.82–3.19	0.44
2050	-0.09-0.9–0.66	2.050.74–3.23	0.42
2051	-0.11-0.89–0.64	2.010.75–3.21	0.4
2052	-0.14-0.92–0.63	1.980.73–3.2	0.38
2053	-0.15-0.98–0.64	1.950.71–3.19	0.36
2054	-0.16-0.97–0.62	1.930.67–3.14	0.34
2055	-0.17-1–0.6	1.920.66–3.17	0.33
2056	-0.18-1.02–0.6	1.90.66–3.16	0.31
2057	-0.19-1.03–0.56	1.850.61–3.11	0.3
2058	-0.17-1.01–0.61	1.820.57–3.05	0.28
2059	-0.18-1–0.59	1.790.52–3.09	0.27
2060	-0.18-0.96–0.62	1.770.52–3.09	0.25
2061	-0.2-1.04–0.61	1.750.48–3.1	0.24
2062	-0.19-1.02–0.61	1.730.39–3.02	0.23
2063	-0.19-1.04–0.59	1.70.33–3.01	0.22
2064	-0.18-1.07–0.62	1.670.32–3	0.21
2065	-0.17-1.05–0.62	1.670.35–3.05	0.2
2066	-0.16-1.06–0.65	1.610.32–3	0.19
2067	-0.15-1.05–0.7	1.580.24–3	0.18
2068	-0.15-1.06–0.72	1.560.17–2.94	0.17
2069	-0.14-1.06–0.71	1.540.19–2.9	0.16
2070	-0.14-1.1–0.71	1.510.07–2.87	0.15
2071	-0.12-1.03–0.72	1.490.09–2.83	0.14
2072	-0.11-1.1–0.75	1.460.01–2.82	0.13
2073	-0.11-1.05–0.76	1.440.01–2.81	0.12
2074	-0.11-1.14–0.79	1.420.05–2.79	0.1
2075	-0.1-1.12–0.79	1.390.03–2.79	0.09
2076	-0.1-1.11–0.78	1.38-0.02–2.74	0.08
2077	-0.11-1.14–0.73	1.35-0.06–2.73	0.07
2078	-0.12-1.19–0.74	1.32-0.14–2.71	0.06
2079	-0.11-1.22–0.79	1.3-0.15–2.74	0.05
2080	-0.12-1.16–0.79	1.27-0.15–2.7	0.04
2081	-0.11-1.14–0.82	1.25-0.14–2.69	0.03
2082	-0.13-1.2–0.8	1.22-0.19–2.79	0.02
2083	-0.12-1.14–0.83	1.2-0.27–2.74	0.01
2084	-0.12-1.17–0.83	1.19-0.24–2.71	-0
2085	-0.12-1.13–0.86	1.18-0.24–2.68	-0.01
2086	-0.13-1.19–0.86	1.15-0.24–2.71	-0.02
2087	-0.14-1.21–0.86	1.12-0.28–2.7	-0.03
2088	-0.13-1.21–0.86	1.11-0.34–2.65	-0.04
2089	-0.13-1.2–0.87	1.08-0.4–2.64	-0.05
2090	-0.13-1.23–0.84	1.06-0.39–2.58	-0.05
2091	-0.13-1.28–0.85	1.04-0.47–2.58	-0.06
2092	-0.14-1.33–0.84	1.02-0.59–2.49	-0.07
2093	-0.14-1.29–0.9	1-0.56–2.56	-0.07
2094	-0.15-1.31–0.93	0.97-0.48–2.54	-0.08
2095	-0.14-1.35–0.87	0.95-0.61–2.5	-0.09
2096	-0.14-1.38–0.85	0.94-0.53–2.55	-0.1
2097	-0.14-1.41–0.88	0.92-0.58–2.44	-0.11
2098	-0.16-1.37–0.82	0.9-0.59–2.41	-0.11
2099	-0.16-1.34–0.84	0.88-0.56–2.48	-0.12
2100	-0.17-1.39–0.8	0.87-0.68–2.44	-0.13

Each country on its own

Good to know

How fast the population grew or shrank in a year: births minus deaths, plus people moving in minus people moving out.
Source: UN DESA, World Population Prospects 2024.
The dashed line is the UN projection (medium variant), a scenario rather than a forecast; the band is its 95% prediction interval.
Ranks count the 229 countries with a value in 2023, highest first.
The faint line is the world as a whole, as the same source counts it.

How the layers work, where their data comes from and what they can’t tell you: Countries through time

Belgium vs Tanzania: Population growth

What the numbers say

Every year

Each country on its own

Good to know

Belgium vs Tanzania

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