Fertility & birth rates in Eritrea and Nigeria

Fertility rate in Eritrea vs Nigeria by year

Chart Table

Eritrea

Nigeria

1x

Year	Fertility rate
	Eritrea	Nigeria
2023	3.71	4.48
2022	3.79	4.55
2021	3.87	4.64
2020	3.93	4.7
2019	4	4.86
2018	4.06	5.02
2017	4.11	5.18
2016	4.16	5.34
2015	4.22	5.5
2014	4.27	5.62
2013	4.34	5.69
2012	4.41	5.8
2011	4.49	5.89
2010	4.57	5.95
2009	4.66	5.99
2008	4.74	6.02
2007	4.81	6.03
2006	4.88	6.05
2005	4.93	6.06
2004	5.04	6.09
2003	5.14	6.1
2002	5.23	6.12
2001	5.31	6.13
2000	5.4	6.12
1999	5.52	6.08
1998	5.63	6.07
1997	5.74	6.14
1996	5.84	6.22
1995	5.94	6.27
1994	6.01	6.32
1993	6.07	6.35
1992	6.16	6.39
1991	6.24	6.43
1990	6.34	6.46
1989	6.41	6.49
1988	6.47	6.5
1987	6.52	6.5
1986	6.56	6.56
1985	6.59	6.62
1984	6.62	6.7
1983	6.65	6.78
1982	6.63	6.8
1981	6.62	6.82
1980	6.61	6.85
1979	6.62	6.89
1978	6.61	6.92
1977	6.61	6.86
1976	6.6	6.81
1975	6.59	6.77
1974	6.57	6.7
1973	6.55	6.63
1972	6.54	6.58
1971	6.54	6.53
1970	6.54	6.47
1969	6.5	6.44
1968	6.5	6.42
1967	6.5	6.4
1966	6.5	6.39
1965	6.49	6.37
1964	6.49	6.36
1963	6.48	6.35
1962	6.5	6.36
1961	6.47	6.35
1960	6.48	6.36

According to the latest available data on birth rates, the fertility rate in Eritrea was 3.71 children per woman in 2023, compared to 4.48 in Nigeria in 2023. The replacement level is considered to be 2.1 children per woman.

Check Eritrea vs Nigeria population clock for a dynamic visualization of the changing population.

Natural population change by year

Chart Table

Eritrea

Nigeria

1x

Year	Natural population change
	Eritrea	Nigeria
2023	78,073	4,834,309
2022	76,221	4,739,502
2021	74,394	4,641,562
2020	73,362	4,525,164
2019	73,572	4,609,941
2018	72,511	4,659,898
2017	72,291	4,706,183
2016	73,002	4,761,594
2015	73,682	4,823,045
2014	75,729	4,862,319
2013	75,562	4,811,751
2012	76,416	4,774,508
2011	76,806	4,728,363
2010	76,098	4,629,173
2009	76,206	4,528,149
2008	73,391	4,412,976
2007	73,101	4,265,428
2006	74,470	4,135,703
2005	72,930	4,013,788
2004	72,147	3,877,376
2003	66,291	3,751,120
2002	65,436	3,606,814
2001	61,180	3,478,370
2000	60,274	3,343,196
1999	45,120	3,155,425
1998	55,332	3,003,946
1997	63,953	2,936,500
1996	66,557	2,882,205
1995	56,157	2,830,771
1994	56,288	2,735,198
1993	51,679	2,673,675
1992	51,443	2,596,173
1991	57,741	2,527,807
1990	56,903	2,491,928
1989	54,299	2,452,324
1988	54,163	2,376,419
1987	52,229	2,322,397
1986	39,470	2,295,003
1985	37,362	2,289,784
1984	35,101	2,278,060
1983	33,420	2,292,089
1982	44,146	2,233,401
1981	42,924	2,179,884
1980	41,392	2,121,618
1979	39,577	2,074,807
1978	38,353	2,019,621
1977	37,295	1,923,917
1976	36,250	1,827,289
1975	30,971	1,718,623
1974	30,111	1,624,813
1973	31,969	1,525,485
1972	30,951	1,448,928
1971	31,490	1,373,896
1970	30,686	1,295,507
1969	29,535	1,213,484
1968	28,777	1,168,254
1967	27,992	1,082,884
1966	24,713	1,095,582
1965	26,285	1,061,840
1964	25,327	1,028,272
1963	24,393	995,116
1962	23,478	966,452
1961	22,351	932,111
1960	21,424	901,301

The chart above illustrates the comparison of the absolute yearly changes in population resulting from births and deaths.

Excluding migration, the natural population change due to births and deaths from 2022 to 2023 was +2.25% in Eritrea and +2.12% in Nigeria.

For the past 10 years, the annual natural population change has been +2.29% in Eritrea and +2.29% in Nigeria.

Birth rate in Eritrea vs Nigeria by year

Chart Table

Eritrea

Nigeria

Annual births per 1,000 people

1x

Year	Annual births per 1,000 people
	Eritrea	Nigeria
2023	28.5	33
2022	28.7	33.2
2021	28.8	33.5
2020	28.9	33.7
2019	29.1	34.7
2018	29.2	35.7
2017	29.6	36.7
2016	30.1	37.8
2015	30.6	39
2014	31.5	39.9
2013	31.7	40.4
2012	32.4	41.1
2011	33	41.8
2010	33.5	42.1
2009	34.2	42.5
2008	34.1	42.8
2007	35	42.9
2006	36.2	43.2
2005	36.4	43.4
2004	37	43.5
2003	35.9	43.7
2002	37.1	43.8
2001	36.4	43.9
2000	38	43.9
1999	38.4	43.4
1998	39.9	43.2
1997	41.2	43.5
1996	43.3	43.9
1995	39.5	44.1
1994	42.1	44
1993	40.9	44.1
1992	42.3	44.2
1991	46.1	44.3
1990	43.3	44.5
1989	43.9	44.8
1988	44.3	44.7
1987	44.5	44.8
1986	44.7	45.3
1985	44.8	45.9
1984	44.9	46.5
1983	45	47.5
1982	44.8	47.5
1981	44.8	47.9
1980	44.8	48.3
1979	44.9	48.8
1978	45.1	49.3
1977	45.4	49.1
1976	45.7	49
1975	45.8	49
1974	45.9	48.7
1973	46	48.2
1972	46.2	48
1971	46.6	47.8
1970	47	47.4
1969	47	47.3
1968	47.3	47.2
1967	47.6	47.1
1966	47.7	47
1965	47.8	46.9
1964	47.9	46.9
1963	47.9	46.8
1962	48	46.7
1961	47.8	46.6
1960	47.7	46.5

The latest reported birth rate per 1,000 people in 2023 was 28.5 in Eritrea and 33 in Nigeria, compared with 47.7 and 46.5, respectively, in 1960.

Children 0-14 years as share of population

Chart Table

Eritrea

Factual

UN forecast

Nigeria

Factual

UN forecast

1x

Year	Young
	Eritrea	Nigeria
2100	19%	20.4%
2099	19.1%	20.5%
2098	19.2%	20.6%
2097	19.4%	20.7%
2096	19.5%	20.8%
2095	19.6%	20.9%
2094	19.8%	21%
2093	19.9%	21.1%
2092	20%	21.2%
2091	20.2%	21.4%
2090	20.3%	21.5%
2089	20.5%	21.6%
2088	20.6%	21.8%
2087	20.8%	21.9%
2086	21%	22.1%
2085	21.1%	22.2%
2084	21.3%	22.4%
2083	21.5%	22.6%
2082	21.7%	22.7%
2081	22%	22.9%
2080	22.2%	23.1%
2079	22.4%	23.3%
2078	22.6%	23.5%
2077	22.9%	23.7%
2076	23.1%	23.9%
2075	23.3%	24.1%
2074	23.6%	24.3%
2073	23.8%	24.5%
2072	24%	24.7%
2071	24.3%	25%
2070	24.5%	25.2%
2069	24.7%	25.4%
2068	25%	25.7%
2067	25.2%	25.9%
2066	25.4%	26.1%
2065	25.6%	26.4%
2064	25.9%	26.6%
2063	26.1%	26.9%
2062	26.3%	27.2%
2061	26.6%	27.4%
2060	26.8%	27.7%
2059	27.1%	28%
2058	27.4%	28.3%
2057	27.6%	28.6%
2056	27.9%	29%
2055	28.3%	29.3%
2054	28.6%	29.6%
2053	29%	30%
2052	29.3%	30.3%
2051	29.7%	30.7%
2050	30.1%	31.1%
2049	30.5%	31.5%
2048	30.9%	31.8%
2047	31.3%	32.2%
2046	31.7%	32.6%
2045	32.1%	32.9%
2044	32.5%	33.3%
2043	32.9%	33.7%
2042	33.2%	34%
2041	33.6%	34.4%
2040	33.8%	34.7%
2039	34.1%	35%
2038	34.3%	35.4%
2037	34.6%	35.7%
2036	34.8%	36%
2035	34.9%	36.3%
2034	35.1%	36.6%
2033	35.2%	37%
2032	35.4%	37.4%
2031	35.6%	37.8%
2030	35.8%	38.3%
2029	36.1%	38.8%
2028	36.4%	39.3%
2027	36.9%	39.8%
2026	37.3%	40.3%
2025	37.9%	40.8%
2024	38.1%	41%
2023	38.7%	41.5%
2022	39.2%	42%
2021	39.8%	42.4%
2020	40.4%	42.8%
2019	41%	43.2%
2018	41.5%	43.6%
2017	41.9%	43.9%
2016	42.1%	44.1%
2015	42.1%	44.3%
2014	42%	44.4%
2013	42%	44.5%
2012	42.1%	44.5%
2011	42.3%	44.5%
2010	42.6%	44.4%
2009	42.7%	44.4%
2008	43%	44.3%
2007	43.3%	44.2%
2006	43.1%	44.1%
2005	42.9%	44%
2004	43%	43.9%
2003	43.7%	43.8%
2002	44.4%	43.8%
2001	45%	43.7%
2000	45.2%	43.7%
1999	44.9%	43.8%
1998	44.4%	43.9%
1997	43.7%	44.1%
1996	42.9%	44.2%
1995	43.5%	44.4%
1994	44.4%	44.6%
1993	44.5%	44.8%
1992	44.7%	45%
1991	44.6%	45.2%
1990	44.5%	45.3%
1989	44.3%	45.5%
1988	44.2%	45.5%
1987	44%	45.6%
1986	44%	45.6%
1985	44.1%	45.5%
1984	44.2%	45.4%
1983	44.4%	45.2%
1982	44.4%	45%
1981	44.4%	44.8%
1980	44.4%	44.6%
1979	44.4%	44.4%
1978	44.3%	44.2%
1977	44.3%	43.9%
1976	44.2%	43.7%
1975	44.1%	43.4%
1974	44.1%	43.2%
1973	44%	43%
1972	43.8%	42.8%
1971	43.6%	42.5%
1970	43.3%	42.4%
1969	43%	42.2%
1968	42.8%	42%
1967	42.4%	41.8%
1966	42.1%	41.7%
1965	41.8%	41.5%
1964	41.6%	41.4%
1963	41.5%	41.2%
1962	41.4%	41.1%
1961	41.4%	41.1%
1960	41.5%	41.1%

Children aged 0-14 make up 38.1% of the population in Eritrea and 41% in Nigeria in 2024, compared to 44.5% and 45.3% respectively in 1990.

Demographics of Eritrea and Nigeria compared.

Maternal mortality chart: Eritrea vs Nigeria

Chart Table

Eritrea

Nigeria

1x

Year	Maternal mortality per 100K births
	Eritrea	Nigeria
2023	291	993
2022	301	1,016
2021	338	1,046
2020	334	1,065
2019	351	1,091
2018	363	1,118
2017	379	1,142
2016	395	1,155
2015	413	1,168
2014	430	1,155
2013	443	1,146
2012	458	1,124
2011	478	1,108
2010	498	1,094
2009	515	1,088
2008	530	1,081
2007	541	1,063
2006	555	1,067
2005	567	1,060
2004	588	1,075
2003	588	1,090
2002	636	1,117
2001	651	1,130
2000	741	1,136
1999	734	1,165
1998	865	1,189
1997	817	1,184
1996	878	1,185
1995	854	1,186
1994	998	1,193
1993	1,040	1,200
1992	1,149	1,246
1991	1,384	1,282
1990	1,352	1,285
1989	1,473	1,304
1988	1,499	1,332
1987	1,555	1,351
1986	1,625	1,363
1985	1,678	1,344

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 291 deaths per 100,000 live births in Eritrea, compared to 993 deaths in Nigeria.

Under-five mortality rates

Chart Table

Eritrea

Nigeria

Probability that a newborn baby will die before reaching age five

1x

Year	Under 5 mortality rate
	Eritrea	Nigeria
2023	3.54%	10.5%
2022	3.66%	10.8%
2021	3.79%	11.1%
2020	3.91%	11.4%
2019	4.03%	11.8%
2018	4.17%	12%
2017	4.32%	12.3%
2016	4.46%	12.5%
2015	4.61%	12.6%
2014	4.78%	12.8%
2013	4.94%	12.9%
2012	5.12%	13.1%
2011	5.31%	13.3%
2010	5.5%	13.5%
2009	5.71%	13.8%
2008	5.94%	14.1%
2007	6.19%	14.5%
2006	6.46%	15%
2005	6.75%	15.5%
2004	7.05%	16%
2003	7.38%	16.5%
2002	7.73%	17.1%
2001	8.11%	17.7%
2000	8.53%	18.2%
1999	10.9%	18.8%
1998	9.51%	19.3%
1997	10.1%	19.7%
1996	10.8%	20.1%
1995	11.5%	20.4%
1994	12.3%	20.6%
1993	13.1%	20.7%
1992	13.9%	20.8%
1991	14.7%	20.9%
1990	15.4%	21%
1989	16%	21%
1988	16.6%	21%
1987	17.1%	20.9%
1986	25.6%	20.9%
1985	26.2%	20.8%
1984	27.2%	20.7%
1983	27.8%	20.7%
1982	18.8%	20.8%
1981	19.1%	21%
1980	19.4%	21.3%
1979	19.7%	21.8%
1978	20%	22.3%
1977	20.4%	22.9%
1976	20.8%	23.6%
1975	25%	24.4%
1974	25.6%	25.2%
1973	-	26.1%
1972	-	26.9%
1971	-	27.7%
1970	-	28.5%
1969	-	29.3%
1968	-	30%
1967	-	30.7%
1966	-	31.3%
1965	-	32%
1964	-	32.7%

The chance that a newborn baby will die before reaching age five is 3.54% in Eritrea and 10.5% in Nigeria. Above is a chart with historical data on under-five mortality rates.