Guinea vs Sierra Leone Demographics: Median age, Gender, Religion

Median age history and projection chart in
Guinea vs Sierra Leone

Table

Year	Median age
	Guinea	Sierra Leone
1960	20.6	21.1
1961	20.5	21.1
1962	20.4	21.1
1963	20.4	21
1964	20.3	21
1965	20.2	20.9
1966	20.1	20.9
1967	20.1	20.8
1968	20	20.7
1969	20	20.6
1970	19.9	20.4
1971	19.8	20.2
1972	19.8	20.1
1973	19.7	19.9
1974	19.5	19.8
1975	19.4	19.6
1976	19.3	19.5
1977	19.2	19.4
1978	19	19.3
1979	18.9	19.2
1980	18.8	19.1
1981	18.7	19.1
1982	18.6	19
1983	18.5	18.9
1984	18.5	18.9
1985	18.4	18.8
1986	18.4	18.7
1987	18.4	18.7
1988	18.4	18.6
1989	18.3	18.6
1990	18.3	18.5
1991	18.3	18.5
1992	18.2	18.4
1993	18.2	18.4
1994	18.1	18.3
1995	18.1	18.2
1996	18	18.2
1997	17.9	18.1
1998	17.7	18.1
1999	17.6	18
2000	17.5	18
2001	17.3	18
2002	17.2	17.9
2003	17.2	17.9
2004	17.2	17.9
2005	17.2	18
2006	17.2	18
2007	17.2	18
2008	17.3	18.1
2009	17.3	18.1
2010	17.4	18.2
2011	17.5	18.3
2012	17.6	18.4
2013	17.7	18.5
2014	17.8	18.6
2015	18	18.7
2016	18.1	18.9
2017	18.2	19.1
2018	18.3	19.2
2019	18.5	19.4
2020	18.6	19.6
2021	18.8	19.8
2022	18.9	20
2023	19	20.3
2024	19.2	20.5
2025	19.3	20.7
2026	19.5	20.9
2027	19.7	21.2
2028	19.8	21.4
2029	20	21.7
2030	20.3	21.9
2031	20.5	22.2
2032	20.7	22.4
2033	20.9	22.7
2034	21.1	23
2035	21.3	23.2
2036	21.6	23.5
2037	21.8	23.8
2038	22.1	24
2039	22.3	24.3
2040	22.6	24.6
2041	22.8	24.8
2042	23.1	25.1
2043	23.4	25.4
2044	23.6	25.7
2045	23.9	25.9
2046	24.2	26.2
2047	24.4	26.5
2048	24.7	26.8
2049	25	27.1
2050	25.2	27.3

In 1960, the median age in Guinea was 20.6 years compared to 21.1 years in Sierra Leone. As of 2024, the median age had changed to 19.2 years in Guinea and to 20.5 years in Sierra Leone.

According to United Nations projections, the median age in Guinea is expected to increased to around 25.2 years by 2050 compared to 27.3 years in Sierra Leone. The aging demographics forecast is based on previous years' birth rates and increasing life expectancy.

Demographic pyramid: age and gender distribution

Table

Age range	Share of population
	Guinea		Sierra Leone
	Male	Female	Male	Female
0-4	7.64%	7.41%	6.85%	6.72%
5-9	6.9%	6.71%	6.32%	6.24%
10-14	6.21%	6.04%	6.01%	5.94%
15-19	5.49%	5.35%	5.48%	5.41%
20-24	4.77%	4.67%	4.9%	4.84%
25-29	4.25%	4.19%	4.17%	4.17%
30-34	3.52%	3.55%	3.52%	3.5%
35-39	2.68%	2.82%	2.96%	2.95%
40-44	1.95%	2.19%	2.45%	2.45%
45-49	1.49%	1.78%	1.99%	2.03%
50-54	1.24%	1.51%	1.59%	1.66%
55-59	1.05%	1.27%	1.25%	1.34%
60-64	0.83%	1.03%	0.94%	1.05%
65-69	0.6%	0.79%	0.65%	0.77%
70-74	0.41%	0.56%	0.4%	0.51%
75-79	0.25%	0.36%	0.24%	0.31%
80+	0.19%	0.29%	0.15%	0.22%

The chart above is a variation of a population pyramid and represents a comparison of age and gender structure. Guinea has high demographic potential with 76.7% of people in the 0-34 age group compared to 74.1% and average potential in Sierra Leone.

Age dependency chart

Table

Year	Age dependency ratio
	Guinea			Sierra Leone
	Total	Young	Old	Total	Young	Old
1960	78.6%	70.7%	7.88%	72.5%	66%	6.59%
1961	78.8%	71%	7.75%	72.8%	66.1%	6.68%
1962	78.9%	71.3%	7.62%	73.1%	66.3%	6.77%
1963	79%	71.5%	7.51%	73.7%	66.9%	6.87%
1964	79.1%	71.7%	7.42%	74.8%	67.9%	6.97%
1965	79.2%	71.9%	7.33%	75.9%	68.8%	7.07%
1966	79.2%	72%	7.27%	76.7%	69.6%	7.15%
1967	79.3%	72.1%	7.21%	77.6%	70.4%	7.23%
1968	79.4%	72.2%	7.18%	78.5%	71.2%	7.31%
1969	79.6%	72.4%	7.15%	79.3%	72%	7.38%
1970	79.8%	72.7%	7.14%	80.1%	72.7%	7.44%
1971	80.2%	73.1%	7.14%	80.8%	73.3%	7.49%
1972	80.7%	73.6%	7.15%	81.5%	73.9%	7.54%
1973	81.3%	74.1%	7.18%	82.1%	74.5%	7.57%
1974	82%	74.8%	7.22%	82.7%	75.1%	7.61%
1975	82.8%	75.5%	7.27%	83.3%	75.7%	7.63%
1976	83.6%	76.3%	7.34%	83.8%	76.2%	7.65%
1977	84.5%	77.1%	7.43%	84.3%	76.6%	7.66%
1978	85.4%	77.9%	7.52%	84.7%	77%	7.67%
1979	86.3%	78.7%	7.61%	85.1%	77.4%	7.68%
1980	87%	79.3%	7.69%	85.4%	77.7%	7.67%
1981	87.7%	79.9%	7.77%	85.7%	78.1%	7.67%
1982	88.2%	80.4%	7.83%	86.1%	78.4%	7.66%
1983	88.7%	80.8%	7.89%	86.4%	78.7%	7.64%
1984	89%	81.1%	7.93%	86.7%	79.1%	7.62%
1985	89.3%	81.4%	7.97%	87%	79.4%	7.6%
1986	89.6%	81.6%	7.99%	87.3%	79.7%	7.57%
1987	89.7%	81.7%	7.99%	87.6%	80%	7.54%
1988	89.9%	81.9%	7.99%	87.9%	80.4%	7.5%
1989	90.2%	82.2%	7.99%	88.1%	80.6%	7.46%
1990	90.4%	82.4%	7.98%	88.2%	80.8%	7.41%
1991	90.7%	82.7%	7.95%	88.4%	81%	7.36%
1992	91%	83%	7.93%	88.6%	81.3%	7.3%
1993	91.3%	83.4%	7.9%	88.7%	81.5%	7.23%
1994	91.6%	83.8%	7.87%	88.9%	81.8%	7.17%
1995	91.9%	84.1%	7.82%	89.1%	82%	7.09%
1996	92.1%	84.3%	7.78%	89.3%	82.3%	7.02%
1997	93.2%	85.4%	7.78%	89.4%	82.5%	6.95%
1998	94.4%	86.6%	7.79%	89.6%	82.7%	6.87%
1999	94.8%	87%	7.76%	89.9%	83.1%	6.8%
2000	95.5%	87.7%	7.74%	90%	83.3%	6.73%
2001	96.9%	89.1%	7.77%	90.1%	83.4%	6.66%
2002	97.7%	89.9%	7.76%	90%	83.5%	6.59%
2003	97.2%	89.5%	7.68%	89.9%	83.4%	6.53%
2004	96.8%	89.2%	7.6%	89.7%	83.2%	6.46%
2005	96.6%	89.1%	7.52%	89.4%	83%	6.4%
2006	96.3%	88.8%	7.44%	89%	82.6%	6.34%
2007	95.5%	88.2%	7.35%	88.5%	82.2%	6.28%
2008	94.6%	87.4%	7.24%	88%	81.8%	6.22%
2009	93.7%	86.6%	7.14%	87.5%	81.3%	6.18%
2010	92.8%	85.8%	7.04%	86.9%	80.7%	6.14%
2011	91.8%	84.9%	6.93%	86.2%	80.1%	6.09%
2012	90.8%	83.9%	6.83%	85.4%	79.3%	6.03%
2013	89.8%	83.1%	6.75%	84.3%	78.4%	5.95%
2014	88.9%	82.3%	6.67%	83.1%	77.3%	5.83%
2015	88%	81.4%	6.6%	81.8%	76%	5.73%
2016	87.1%	80.6%	6.53%	80.4%	74.8%	5.67%
2017	86.3%	79.9%	6.48%	79.1%	73.5%	5.61%
2018	85.6%	79.1%	6.43%	77.7%	72.2%	5.56%
2019	84.7%	78.3%	6.39%	76.5%	70.9%	5.53%
2020	83.8%	77.5%	6.33%	75.3%	69.8%	5.51%
2021	82.8%	76.5%	6.27%	74.1%	68.6%	5.49%
2022	81.8%	75.6%	6.24%	72.9%	67.4%	5.49%
2023	80.8%	74.6%	6.22%	71.6%	66.1%	5.5%
2024	79.7%	73.5%	6.21%	70.4%	64.9%	5.53%

Age dependency is the ratio of people not in the labor force (children under 15 and adults 64+) to people aged 15 to 64.

Age dependency in Guinea decreased from 96.8% to 79.7% between 2004 and 2024.

In Sierra Leone, the ratio of dependent people decreased from 89.7% to 70.4% between 2004 and 2024 with a decreased share of young people and a decreased proportion of people aged 65+.

Working age demographic

Table

Year	Working age population share
	Guinea	Sierra Leone
1960	56%	58%
1961	55.9%	57.9%
1962	55.9%	57.8%
1963	55.9%	57.6%
1964	55.8%	57.2%
1965	55.8%	56.9%
1966	55.8%	56.6%
1967	55.8%	56.3%
1968	55.7%	56%
1969	55.7%	55.8%
1970	55.6%	55.5%
1971	55.5%	55.3%
1972	55.3%	55.1%
1973	55.1%	54.9%
1974	54.9%	54.7%
1975	54.7%	54.6%
1976	54.5%	54.4%
1977	54.2%	54.3%
1978	53.9%	54.1%
1979	53.7%	54%
1980	53.5%	53.9%
1981	53.3%	53.8%
1982	53.1%	53.7%
1983	53%	53.7%
1984	52.9%	53.6%
1985	52.8%	53.5%
1986	52.8%	53.4%
1987	52.7%	53.3%
1988	52.7%	53.2%
1989	52.6%	53.2%
1990	52.5%	53.1%
1991	52.5%	53.1%
1992	52.4%	53%
1993	52.3%	53%
1994	52.2%	52.9%
1995	52.1%	52.9%
1996	52.1%	52.8%
1997	51.8%	52.8%
1998	51.4%	52.7%
1999	51.3%	52.7%
2000	51.2%	52.6%
2001	50.8%	52.6%
2002	50.6%	52.6%
2003	50.7%	52.6%
2004	50.8%	52.7%
2005	50.9%	52.8%
2006	51%	52.9%
2007	51.1%	53%
2008	51.4%	53.2%
2009	51.6%	53.3%
2010	51.9%	53.5%
2011	52.1%	53.7%
2012	52.4%	53.9%
2013	52.7%	54.2%
2014	52.9%	54.6%
2015	53.2%	55%
2016	53.4%	55.4%
2017	53.7%	55.8%
2018	53.9%	56.3%
2019	54.1%	56.7%
2020	54.4%	57%
2021	54.7%	57.4%
2022	55%	57.8%
2023	55.3%	58.3%
2024	55.6%	58.7%
2025	56%	59.1%
2026	56.3%	59.5%
2027	56.6%	59.9%
2028	57%	60.2%
2029	57.3%	60.6%
2030	57.7%	60.9%
2031	58.1%	61.2%
2032	58.4%	61.6%
2033	58.8%	61.9%
2034	59.2%	62.2%
2035	59.6%	62.5%
2036	60%	62.9%
2037	60.4%	63.2%
2038	60.8%	63.5%
2039	61.2%	63.8%
2040	61.6%	64.1%
2041	62%	64.3%
2042	62.3%	64.6%
2043	62.7%	64.8%
2044	63%	65.1%
2045	63.3%	65.3%
2046	63.6%	65.5%
2047	63.8%	65.7%
2048	64.1%	65.9%
2049	64.3%	66.1%
2050	64.5%	66.3%

Between 2004 and 2024, the share of working-age demographics aged 15-64 changed from 50.8% to 55.6% in Guinea and from 52.7% to 58.7% in Sierra Leone.

Share of young demographic (0-14 years old)

Table

Year	Share of people 0-14 years old
	Guinea	Sierra Leone
1960	39.6%	38.2%
1961	39.7%	38.3%
1962	39.9%	38.3%
1963	39.9%	38.5%
1964	40%	38.8%
1965	40.1%	39.1%
1966	40.2%	39.4%
1967	40.2%	39.6%
1968	40.3%	39.9%
1969	40.3%	40.1%
1970	40.4%	40.3%
1971	40.5%	40.6%
1972	40.7%	40.7%
1973	40.9%	40.9%
1974	41.1%	41.1%
1975	41.3%	41.3%
1976	41.5%	41.4%
1977	41.8%	41.6%
1978	42%	41.7%
1979	42.2%	41.8%
1980	42.4%	41.9%
1981	42.6%	42%
1982	42.7%	42.1%
1983	42.8%	42.2%
1984	42.9%	42.3%
1985	43%	42.5%
1986	43%	42.6%
1987	43.1%	42.7%
1988	43.1%	42.8%
1989	43.2%	42.9%
1990	43.3%	42.9%
1991	43.4%	43%
1992	43.5%	43.1%
1993	43.6%	43.2%
1994	43.7%	43.3%
1995	43.8%	43.4%
1996	43.9%	43.5%
1997	44.2%	43.5%
1998	44.5%	43.6%
1999	44.7%	43.7%
2000	44.9%	43.8%
2001	45.3%	43.9%
2002	45.5%	43.9%
2003	45.4%	43.9%
2004	45.3%	43.9%
2005	45.3%	43.8%
2006	45.3%	43.7%
2007	45.1%	43.6%
2008	44.9%	43.5%
2009	44.7%	43.4%
2010	44.5%	43.2%
2011	44.2%	43%
2012	44%	42.8%
2013	43.8%	42.5%
2014	43.5%	42.2%
2015	43.3%	41.8%
2016	43.1%	41.4%
2017	42.9%	41%
2018	42.6%	40.6%
2019	42.4%	40.2%
2020	42.1%	39.8%
2021	41.9%	39.4%
2022	41.6%	39%
2023	41.2%	38.5%
2024	40.9%	38.1%
2025	40.5%	37.7%
2026	40.2%	37.2%
2027	39.8%	36.8%
2028	39.5%	36.3%
2029	39.1%	35.9%
2030	38.7%	35.5%
2031	38.3%	35.2%
2032	37.9%	34.8%
2033	37.5%	34.4%
2034	37%	34%
2035	36.6%	33.6%
2036	36.2%	33.2%
2037	35.7%	32.8%
2038	35.3%	32.4%
2039	34.9%	32%
2040	34.5%	31.6%
2041	34.1%	31.2%
2042	33.7%	30.9%
2043	33.3%	30.5%
2044	32.9%	30.2%
2045	32.5%	29.8%
2046	32.2%	29.5%
2047	31.8%	29.2%
2048	31.5%	28.8%
2049	31.2%	28.5%
2050	30.8%	28.2%

The share of young people aged below 15 is 40.9% in Guinea and 38.1% in Sierra Leone. Birth rates in Guinea compared to Sierra Leone .

Share of old population (65+)

Table

Year	Share of population 65+ years old
	Guinea	Sierra Leone
1960	4.41%	3.82%
1961	4.33%	3.87%
1962	4.26%	3.91%
1963	4.2%	3.95%
1964	4.14%	3.99%
1965	4.09%	4.02%
1966	4.05%	4.05%
1967	4.02%	4.07%
1968	4%	4.09%
1969	3.98%	4.11%
1970	3.97%	4.13%
1971	3.96%	4.14%
1972	3.96%	4.15%
1973	3.96%	4.16%
1974	3.97%	4.16%
1975	3.98%	4.16%
1976	4%	4.16%
1977	4.03%	4.16%
1978	4.05%	4.15%
1979	4.08%	4.15%
1980	4.11%	4.14%
1981	4.14%	4.13%
1982	4.16%	4.12%
1983	4.18%	4.1%
1984	4.2%	4.08%
1985	4.21%	4.06%
1986	4.21%	4.04%
1987	4.21%	4.02%
1988	4.21%	3.99%
1989	4.2%	3.97%
1990	4.19%	3.94%
1991	4.17%	3.91%
1992	4.15%	3.87%
1993	4.13%	3.83%
1994	4.1%	3.79%
1995	4.08%	3.75%
1996	4.05%	3.71%
1997	4.03%	3.67%
1998	4.01%	3.62%
1999	3.98%	3.58%
2000	3.96%	3.54%
2001	3.94%	3.5%
2002	3.92%	3.47%
2003	3.89%	3.44%
2004	3.86%	3.41%
2005	3.83%	3.38%
2006	3.79%	3.35%
2007	3.76%	3.33%
2008	3.72%	3.31%
2009	3.69%	3.3%
2010	3.65%	3.28%
2011	3.61%	3.27%
2012	3.58%	3.26%
2013	3.56%	3.23%
2014	3.53%	3.19%
2015	3.51%	3.15%
2016	3.49%	3.14%
2017	3.48%	3.13%
2018	3.47%	3.13%
2019	3.46%	3.14%
2020	3.44%	3.14%
2021	3.43%	3.15%
2022	3.43%	3.18%
2023	3.44%	3.21%
2024	3.46%	3.24%
2025	3.47%	3.28%
2026	3.49%	3.33%
2027	3.52%	3.38%
2028	3.55%	3.43%
2029	3.58%	3.49%
2030	3.61%	3.56%
2031	3.64%	3.62%
2032	3.68%	3.69%
2033	3.71%	3.76%
2034	3.74%	3.83%
2035	3.78%	3.91%
2036	3.81%	3.99%
2037	3.85%	4.07%
2038	3.88%	4.15%
2039	3.91%	4.24%
2040	3.95%	4.33%
2041	3.98%	4.43%
2042	4.02%	4.53%
2043	4.07%	4.64%
2044	4.12%	4.75%
2045	4.18%	4.86%
2046	4.24%	4.98%
2047	4.32%	5.1%
2048	4.41%	5.23%
2049	4.51%	5.36%
2050	4.62%	5.5%

The share of older people aged 65 and over is 3.46% in Guinea and 3.24% in Sierra Leone. Life expectancy in Guinea compared to Sierra Leone .