Fertility & birth rates in Costa Rica and Sierra Leone

Fertility rate in Costa Rica vs Sierra Leone chart

According to the latest available data on birth rates, the fertility rate in Costa Rica was 1.33 children per woman in 2023, compared to 3.79 in Sierra Leone in 2023. The replacement level is considered to be 2.1 children per woman.

Check Costa Rica vs Sierra Leone population clock for a dynamic visualization of the changing population.

The chart below showcases historical changes in the birth rates.

Table

Year	Fertility rate
	Costa Rica	Sierra Leone
1960	6.71	6.18
1961	6.65	6.21
1962	6.54	6.22
1963	6.39	6.26
1964	6.19	6.29
1965	5.96	6.31
1966	5.7	6.35
1967	5.42	6.38
1968	5.03	6.39
1969	4.84	6.39
1970	4.59	6.41
1971	4.36	6.43
1972	4.16	6.45
1973	3.99	6.47
1974	3.89	6.53
1975	3.8	6.55
1976	3.75	6.55
1977	3.7	6.57
1978	3.66	6.59
1979	3.65	6.58
1980	3.58	6.56
1981	3.56	6.55
1982	3.54	6.56
1983	3.53	6.57
1984	3.52	6.59
1985	3.51	6.59
1986	3.45	6.6
1987	3.38	6.61
1988	3.31	6.59
1989	3.24	6.57
1990	3.17	6.57
1991	3.08	6.55
1992	3	6.56
1993	2.93	6.57
1994	2.86	6.56
1995	2.78	6.56
1996	2.68	6.55
1997	2.59	6.53
1998	2.53	6.5
1999	2.48	6.42
2000	2.41	6.36
2001	2.31	6.31
2002	2.16	6.23
2003	2.08	6.09
2004	2.03	5.92
2005	2.04	5.81
2006	1.94	5.74
2007	1.95	5.64
2008	1.98	5.56
2009	1.95	5.45
2010	1.83	5.33
2011	1.88	5.21
2012	1.85	5.06
2013	1.78	4.87
2014	1.8	4.7
2015	1.8	4.55
2016	1.75	4.47
2017	1.71	4.39
2018	1.71	4.29
2019	1.6	4.19
2020	1.45	4.08
2021	1.35	3.98
2022	1.34	3.88
2023	1.33	3.79
2024	1.32	3.7
2025	1.31	3.61
2026	1.31	3.53
2027	1.31	3.47
2028	1.3	3.37
2029	1.31	3.3
2030	1.31	3.23
2031	1.31	3.18
2032	1.32	3.12
2033	1.32	3.07
2034	1.32	3.02
2035	1.33	2.97
2036	1.33	2.92
2037	1.34	2.88
2038	1.34	2.84
2039	1.35	2.79
2040	1.35	2.76
2041	1.35	2.72
2042	1.36	2.68
2043	1.36	2.65
2044	1.37	2.62
2045	1.37	2.58
2046	1.37	2.55
2047	1.38	2.53
2048	1.38	2.5
2049	1.38	2.47
2050	1.38	2.45

Children 0-14 years as share of population

Table

Year	Share of people 0-14 years old
	Costa Rica	Sierra Leone
1960	46.4%	38.2%
1961	46.6%	38.3%
1962	46.7%	38.3%
1963	46.7%	38.5%
1964	46.6%	38.8%
1965	46.5%	39.1%
1966	46.3%	39.4%
1967	45.9%	39.6%
1968	45.5%	39.9%
1969	45%	40.1%
1970	44.4%	40.3%
1971	43.8%	40.6%
1972	43.1%	40.7%
1973	42.3%	40.9%
1974	41.5%	41.1%
1975	40.8%	41.3%
1976	40%	41.4%
1977	39.2%	41.6%
1978	38.6%	41.7%
1979	38%	41.8%
1980	37.5%	41.9%
1981	37.1%	42%
1982	36.7%	42.1%
1983	36.5%	42.2%
1984	36.4%	42.3%
1985	36.3%	42.5%
1986	36.3%	42.6%
1987	36.2%	42.7%
1988	36.2%	42.8%
1989	36.1%	42.9%
1990	36%	42.9%
1991	35.7%	43%
1992	35.4%	43.1%
1993	35%	43.2%
1994	34.6%	43.3%
1995	34.1%	43.4%
1996	33.6%	43.5%
1997	33%	43.5%
1998	32.4%	43.6%
1999	31.8%	43.7%
2000	31.1%	43.8%
2001	30.5%	43.9%
2002	29.8%	43.9%
2003	29.1%	43.9%
2004	28.4%	43.9%
2005	27.7%	43.8%
2006	27.1%	43.7%
2007	26.5%	43.6%
2008	25.9%	43.5%
2009	25.4%	43.4%
2010	24.9%	43.2%
2011	24.3%	43%
2012	23.9%	42.8%
2013	23.4%	42.5%
2014	23%	42.2%
2015	22.5%	41.8%
2016	22.1%	41.4%
2017	21.8%	41%
2018	21.4%	40.6%
2019	21.1%	40.2%
2020	20.7%	39.8%
2021	20.3%	39.4%
2022	19.8%	39%
2023	19.3%	38.5%
2024	18.8%	38.1%
2025	18.3%	37.7%
2026	17.8%	37.2%
2027	17.3%	36.8%
2028	16.9%	36.3%
2029	16.4%	35.9%
2030	16%	35.5%
2031	15.5%	35.2%
2032	15.1%	34.8%
2033	14.7%	34.4%
2034	14.4%	34%
2035	14.1%	33.6%
2036	13.9%	33.2%
2037	13.8%	32.8%
2038	13.7%	32.4%
2039	13.6%	32%
2040	13.5%	31.6%
2041	13.4%	31.2%
2042	13.3%	30.9%
2043	13.2%	30.5%
2044	13.2%	30.2%
2045	13.1%	29.8%
2046	13%	29.5%
2047	12.9%	29.2%
2048	12.8%	28.8%
2049	12.7%	28.5%
2050	12.6%	28.2%

Children aged 0-14 make up 18.8% of the population in Costa Rica and 38.1% in Sierra Leone in 2024, compared to 36% and 42.9% respectively in 1990.

Demographics of Costa Rica and Sierra Leone compared.

Natural population change in Costa Rica vs Sierra Leone by year

For the past 10 years, the annual natural population change (excluding migration) has been +0.74% in Costa Rica and +2.31% in Sierra Leone. The chart below illustrates the comparison of the absolute yearly changes resulting from births and deaths.

Table

Year	Population change due to births and deaths
	Costa Rica	Sierra Leone
1960	48,857	38,192
1961	50,149	40,022
1962	51,046	41,603
1963	51,403	43,569
1964	51,435	45,487
1965	51,196	47,223
1966	50,755	49,486
1967	50,193	51,734
1968	48,361	53,126
1969	48,790	54,768
1970	48,398	56,513
1971	48,341	58,484
1972	48,417	60,279
1973	48,943	62,443
1974	50,349	65,357
1975	51,979	67,560
1976	54,019	69,506
1977	56,122	71,663
1978	58,327	74,130
1979	60,984	75,992
1980	62,561	77,932
1981	64,632	80,111
1982	66,826	82,457
1983	68,972	84,628
1984	71,062	87,072
1985	72,776	88,869
1986	73,211	90,902
1987	73,188	94,235
1988	72,944	96,344
1989	72,327	98,298
1990	71,727	100,778
1991	70,506	105,477
1992	69,830	103,251
1993	69,016	103,317
1994	68,336	101,486
1995	67,585	100,885
1996	66,094	104,140
1997	64,954	105,433
1998	64,788	103,906
1999	64,922	102,295
2000	64,268	110,754
2001	62,199	116,647
2002	58,388	126,429
2003	56,743	130,312
2004	55,769	132,661
2005	57,139	137,234
2006	54,177	144,127
2007	55,244	145,740
2008	56,491	149,855
2009	55,757	152,669
2010	50,803	155,338
2011	52,884	158,858
2012	52,036	160,915
2013	49,227	161,265
2014	49,559	160,137
2015	49,077	162,275
2016	45,565	168,784
2017	43,471	173,259
2018	42,469	178,772
2019	37,682	181,068
2020	29,164	181,015
2021	20,119	183,326
2022	21,409	186,625
2023	24,109	188,788

Maternal mortality chart: Costa Rica vs Sierra Leone

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 24 deaths per 100,000 live births in Costa Rica, compared to 354 deaths in Sierra Leone.

Table

Year	Maternal mortality per 100K births
	Costa Rica	Sierra Leone
1985	43	1,506
1986	42	1,530
1987	41	1,533
1988	40	1,549
1989	40	1,575
1990	40	1,572
1991	39	1,699
1992	39	1,681
1993	39	1,696
1994	39	1,755
1995	39	1,777
1996	39	1,726
1997	38	1,721
1998	37	1,753
1999	36	1,731
2000	36	1,603
2001	35	1,518
2002	34	1,492
2003	33	1,433
2004	33	1,366
2005	31	1,294
2006	30	1,168
2007	30	1,132
2008	30	1,093
2009	29	1,054
2010	29	1,018
2011	28	967
2012	27	915
2013	27	842
2014	27	821
2015	26	730
2016	27	633
2017	27	578
2018	28	491
2019	26	464
2020	34	422
2021	44	403
2022	27	370
2023	24	354

Under-five mortality rates

The chance that a newborn baby will die before reaching age five is 1.05% in Costa Rica and 9.43% in Sierra Leone. Below is the historical data on under-five mortality rates.

Table

Year	Mortality rate before reaching 5 years of age, per 1,000 live births
	Costa Rica	Sierra Leone
1960	9.62%	39.1%
1961	9.36%	38.5%
1962	9.27%	38%
1963	9.25%	37.4%
1964	9.18%	36.8%
1965	9.02%	36.2%
1966	8.78%	35.6%
1967	8.49%	35%
1968	8.17%	34.5%
1969	7.85%	33.9%
1970	7.48%	33.4%
1971	7.02%	32.9%
1972	6.45%	32.3%
1973	5.82%	31.9%
1974	5.17%	31.4%
1975	4.54%	30.9%
1976	3.93%	30.5%
1977	3.39%	30%
1978	2.96%	29.6%
1979	2.65%	29.2%
1980	2.45%	28.9%
1981	2.33%	28.5%
1982	2.29%	28.1%
1983	2.27%	27.8%
1984	2.25%	27.5%
1985	2.2%	27.2%
1986	2.12%	26.9%
1987	2.01%	26.6%
1988	1.89%	26.4%
1989	1.78%	26.2%
1990	1.69%	25.9%
1991	1.62%	25.7%
1992	1.57%	25.5%
1993	1.53%	25.3%
1994	1.51%	25%
1995	1.49%	24.7%
1996	1.47%	24.3%
1997	1.45%	23.9%
1998	1.41%	23.4%
1999	1.36%	22.9%
2000	1.31%	22.4%
2001	1.26%	21.8%
2002	1.22%	21.3%
2003	1.18%	20.7%
2004	1.15%	20.1%
2005	1.13%	19.4%
2006	1.12%	18.8%
2007	1.11%	18.1%
2008	1.09%	17.3%
2009	1.07%	16.6%
2010	1.05%	15.9%
2011	1.02%	15.2%
2012	0.98%	14.5%
2013	0.95%	13.9%
2014	0.92%	13.7%
2015	0.9%	13.8%
2016	0.89%	12.3%
2017	0.89%	11.8%
2018	0.89%	11.3%
2019	0.91%	10.9%
2020	0.94%	10.5%
2021	0.97%	10.1%
2022	1.01%	9.77%
2023	1.05%	9.43%