Guinea vs Tanzania: Fertility rate

Fertility rate in 2023: 4.22 births per woman in Guinea and 4.61 births per woman in Tanzania, by UN estimates. In 2023 the value was higher in Tanzania, by 0.39 births per woman, or 1.09 times that in Guinea.

Watch it change on the map

births per woman · UN

GuineaTanzaniaUN projection (medium variant)95% prediction intervalWorld

What the numbers say

Tanzania has been higher since 2013, when it overtook Guinea.
In 2023, Guinea ranked 20 and Tanzania ranked 12 of 229 countries, counting from the highest.
The UN projection (medium variant) puts Guinea at 1.99 births per woman and Tanzania at 2.26 births per woman in 2100.
The world as a whole: 2.25 births per woman in 2023.

Every year

births per woman · UN

Year	Guinea	Tanzania	World
2023	4.22	4.61	2.25
2022	4.3	4.67	2.27
2021	4.4	4.73	2.29
2020	4.49	4.8	2.32
2019	4.58	4.87	2.4
2018	4.67	4.93	2.44
2017	4.79	4.99	2.5
2016	4.92	5.01	2.54
2015	5	5.03	2.54
2014	5.07	5.12	2.56
2013	5.15	5.16	2.57
2012	5.23	5.14	2.61
2011	5.34	5.14	2.59
2010	5.44	5.23	2.6
2009	5.53	5.26	2.62
2008	5.6	5.32	2.63
2007	5.66	5.4	2.62
2006	5.7	5.51	2.63
2005	5.73	5.58	2.63
2004	5.73	5.6	2.65
2003	5.74	5.58	2.66
2002	5.78	5.57	2.68
2001	5.83	5.62	2.71
2000	5.92	5.67	2.75
1999	5.99	5.75	2.75
1998	6.05	5.81	2.78
1997	6.12	5.84	2.81
1996	6.21	5.83	2.85
1995	6.29	5.82	2.89
1994	6.36	5.89	2.93
1993	6.41	6	2.98
1992	6.45	6.08	3.04
1991	6.48	6.14	3.13
1990	6.52	6.2	3.31
1989	6.55	6.3	3.35
1988	6.56	6.38	3.39
1987	6.57	6.41	3.48
1986	6.55	6.49	3.5
1985	6.53	6.6	3.51
1984	6.51	6.72	3.55
1983	6.49	6.81	3.58
1982	6.49	6.87	3.71
1981	6.46	6.93	3.71
1980	6.46	6.99	3.74
1979	6.45	7.04	3.77
1978	6.44	7.06	3.79
1977	6.43	7.07	3.85
1976	6.4	7.09	3.97
1975	6.37	7.1	4.08
1974	6.34	7.12	4.26
1973	6.31	7.06	4.42
1972	6.28	7.05	4.55
1971	6.26	7.04	4.68
1970	6.24	7	4.83
1969	6.23	6.95	4.87
1968	6.21	6.9	4.96
1967	6.2	6.86	4.85
1966	6.19	6.8	4.96
1965	6.18	6.73	5.07
1964	6.17	6.68	5.12
1963	6.15	6.65	5.31
1962	6.14	6.61	5.02
1961	6.13	6.56	4.57
1960	6.11	6.54	4.7
1959	6.1	6.5	4.74
1958	6.08	6.48	4.93
1957	6.07	6.44	5.07
1956	6.05	6.36	4.93
1955	6.04	6.31	5
1954	6.02	6.27	5
1953	6.01	6.25	4.92
1952	5.99	6.23	5
1951	5.98	6.2	4.82
1950	5.97	6.18	4.85

UN projection (medium variant) · 2024–2100

Year	Guinea	Tanzania	World
2024	4.133.23–4.89	4.543.96–5.07	2.25
2025	4.043.07–4.86	4.473.81–5.07	2.24
2026	3.962.92–4.85	4.413.66–5.06	2.23
2027	3.892.74–4.82	4.343.54–5.06	2.22
2028	3.812.62–4.8	4.283.42–5.07	2.21
2029	3.732.51–4.8	4.223.27–5.09	2.2
2030	3.662.39–4.76	4.163.15–5.08	2.2
2031	3.592.31–4.78	4.113.01–5.09	2.19
2032	3.522.21–4.73	4.042.93–5.03	2.18
2033	3.452.1–4.71	3.982.8–5.01	2.17
2034	3.382.05–4.68	3.942.69–4.97	2.16
2035	3.321.99–4.64	3.882.59–4.96	2.15
2036	3.271.94–4.6	3.832.51–4.95	2.15
2037	3.211.92–4.53	3.762.41–4.92	2.14
2038	3.161.87–4.53	3.722.33–4.92	2.13
2039	3.121.85–4.51	3.672.31–4.88	2.13
2040	3.071.82–4.49	3.632.24–4.86	2.13
2041	3.021.78–4.5	3.572.16–4.83	2.12
2042	2.981.75–4.46	3.542.11–4.8	2.12
2043	2.941.69–4.41	3.492.1–4.77	2.12
2044	2.91.68–4.4	3.462.03–4.76	2.12
2045	2.861.67–4.34	3.411.97–4.75	2.12
2046	2.821.64–4.32	3.391.97–4.7	2.11
2047	2.791.63–4.33	3.351.92–4.67	2.11
2048	2.761.59–4.28	3.311.9–4.64	2.11
2049	2.731.58–4.26	3.261.83–4.66	2.1
2050	2.71.57–4.26	3.231.82–4.63	2.1
2051	2.671.55–4.22	3.21.79–4.63	2.09
2052	2.651.54–4.17	3.171.77–4.61	2.09
2053	2.631.52–4.14	3.131.73–4.61	2.08
2054	2.61.52–4.1	3.11.71–4.61	2.07
2055	2.571.49–4.12	3.071.69–4.59	2.07
2056	2.551.48–4.06	3.041.66–4.58	2.06
2057	2.531.47–4.07	3.011.66–4.56	2.05
2058	2.511.47–4.07	2.991.66–4.51	2.04
2059	2.481.43–4.05	2.971.6–4.52	2.04
2060	2.461.42–4.03	2.941.62–4.5	2.03
2061	2.441.4–4.01	2.921.61–4.46	2.02
2062	2.421.37–3.99	2.91.6–4.45	2.02
2063	2.41.38–3.96	2.871.57–4.45	2.01
2064	2.391.37–3.89	2.851.53–4.4	2
2065	2.371.36–3.85	2.831.51–4.37	2
2066	2.351.33–3.86	2.81.51–4.41	1.99
2067	2.341.32–3.85	2.781.49–4.38	1.98
2068	2.321.31–3.83	2.771.48–4.32	1.98
2069	2.311.3–3.82	2.741.46–4.34	1.97
2070	2.31.28–3.83	2.721.44–4.33	1.97
2071	2.281.27–3.83	2.71.44–4.32	1.96
2072	2.271.26–3.85	2.681.43–4.26	1.96
2073	2.261.27–3.8	2.661.41–4.22	1.95
2074	2.241.26–3.82	2.641.4–4.23	1.95
2075	2.231.23–3.84	2.621.38–4.22	1.94
2076	2.221.23–3.81	2.61.39–4.22	1.94
2077	2.211.22–3.78	2.581.37–4.14	1.94
2078	2.191.21–3.8	2.571.35–4.14	1.93
2079	2.181.22–3.73	2.551.35–4.16	1.93
2080	2.171.24–3.73	2.531.33–4.13	1.92
2081	2.161.22–3.68	2.521.33–4.14	1.92
2082	2.151.23–3.67	2.51.34–4.16	1.91
2083	2.141.24–3.67	2.491.32–4.13	1.91
2084	2.131.22–3.65	2.481.32–4.12	1.91
2085	2.121.22–3.62	2.461.32–4.05	1.9
2086	2.111.21–3.6	2.451.3–4.05	1.9
2087	2.11.2–3.6	2.431.29–4.07	1.89
2088	2.091.2–3.61	2.421.28–4.05	1.89
2089	2.081.2–3.57	2.411.3–4.05	1.88
2090	2.071.17–3.53	2.391.28–4.06	1.88
2091	2.061.18–3.51	2.381.27–4.03	1.88
2092	2.051.18–3.49	2.361.25–4.03	1.87
2093	2.041.16–3.48	2.351.27–4.01	1.87
2094	2.041.17–3.45	2.331.26–4	1.86
2095	2.031.15–3.41	2.321.24–3.93	1.86
2096	2.021.14–3.41	2.311.24–3.9	1.85
2097	2.011.15–3.41	2.31.25–3.94	1.85
2098	2.011.14–3.39	2.291.23–3.9	1.85
2099	21.13–3.31	2.281.23–3.89	1.84
2100	1.991.13–3.29	2.261.2–3.87	1.84

Each country on its own

Good to know

The children a woman would have over her life at the year’s birth rates for each age.
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

Guinea vs Tanzania: Fertility rate

What the numbers say

Every year

Each country on its own

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