Niger vs Sierra Leone Demographics: Median age, Gender, Race, Religion

Median age history and projection chart in
Niger vs Sierra Leone

Table

Year	Median age
	Niger	Sierra Leone
1960	15.5	21.1
1961	15.5	21.1
1962	15.5	21.1
1963	15.5	21
1964	15.6	21
1965	15.6	20.9
1966	15.6	20.9
1967	15.7	20.8
1968	15.7	20.7
1969	15.8	20.6
1970	15.9	20.4
1971	15.9	20.2
1972	16	20.1
1973	16.1	19.9
1974	16.1	19.8
1975	16.2	19.6
1976	16.3	19.5
1977	16.3	19.4
1978	16.4	19.3
1979	16.4	19.2
1980	16.4	19.1
1981	16.4	19.1
1982	16.4	19
1983	16.4	18.9
1984	16.4	18.9
1985	16.4	18.8
1986	16.4	18.7
1987	16.4	18.7
1988	16.5	18.6
1989	16.5	18.6
1990	16.5	18.5
1991	16.6	18.5
1992	16.6	18.4
1993	16.6	18.4
1994	16.6	18.3
1995	16.6	18.2
1996	16.6	18.2
1997	16.5	18.1
1998	16.5	18.1
1999	16.4	18
2000	16.3	18
2001	16.2	18
2002	16.1	17.9
2003	16	17.9
2004	15.9	17.9
2005	15.8	18
2006	15.7	18
2007	15.5	18
2008	15.5	18.1
2009	15.4	18.1
2010	15.3	18.2
2011	15.3	18.3
2012	15.3	18.4
2013	15.3	18.5
2014	15.3	18.6
2015	15.4	18.7
2016	15.5	18.9
2017	15.6	19.1
2018	15.7	19.2
2019	15.8	19.4
2020	15.9	19.6
2021	16	19.8
2022	16.2	20
2023	16.3	20.3
2024	16.5	20.5
2025	16.6	20.7
2026	16.7	20.9
2027	16.9	21.2
2028	17.1	21.4
2029	17.2	21.7
2030	17.4	21.9
2031	17.6	22.2
2032	17.8	22.4
2033	18	22.7
2034	18.2	23
2035	18.5	23.2
2036	18.7	23.5
2037	18.9	23.8
2038	19.1	24
2039	19.3	24.3
2040	19.6	24.6
2041	19.8	24.8
2042	20	25.1
2043	20.3	25.4
2044	20.6	25.7
2045	20.8	25.9
2046	21.1	26.2
2047	21.4	26.5
2048	21.6	26.8
2049	21.9	27.1
2050	22.2	27.3

In 1960, the median age in Niger was 15.5 years compared to 21.1 years in Sierra Leone. As of 2024, the median age had changed to 16.5 years in Niger and to 20.5 years in Sierra Leone.

According to United Nations projections, the median age in Niger is expected to increased to around 22.2 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
	Niger		Sierra Leone
	Male	Female	Male	Female
0-4	8.98%	8.71%	6.85%	6.72%
5-9	7.83%	7.58%	6.32%	6.24%
10-14	6.87%	6.63%	6.01%	5.94%
15-19	5.77%	5.57%	5.48%	5.41%
20-24	4.67%	4.5%	4.9%	4.84%
25-29	3.69%	3.54%	4.17%	4.17%
30-34	2.88%	2.76%	3.52%	3.5%
35-39	2.32%	2.22%	2.96%	2.95%
40-44	1.94%	1.84%	2.45%	2.45%
45-49	1.57%	1.49%	1.99%	2.03%
50-54	1.25%	1.21%	1.59%	1.66%
55-59	1.01%	0.99%	1.25%	1.34%
60-64	0.78%	0.8%	0.94%	1.05%
65-69	0.56%	0.59%	0.65%	0.77%
70-74	0.37%	0.4%	0.4%	0.51%
75-79	0.18%	0.24%	0.24%	0.31%
80+	0.1%	0.15%	0.15%	0.22%

The chart above is a variation of a population pyramid and represents a comparison of age and gender structure. Niger has high demographic potential with 80% 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
	Niger			Sierra Leone
	Total	Young	Old	Total	Young	Old
1960	100.4%	98.1%	2.24%	72.5%	66%	6.59%
1961	100.2%	97.8%	2.36%	72.8%	66.1%	6.68%
1962	100.2%	97.8%	2.47%	73.1%	66.3%	6.77%
1963	100.4%	97.8%	2.58%	73.7%	66.9%	6.87%
1964	100.5%	97.8%	2.68%	74.8%	67.9%	6.97%
1965	100.5%	97.7%	2.78%	75.9%	68.8%	7.07%
1966	100.3%	97.4%	2.86%	76.7%	69.6%	7.15%
1967	100%	97.1%	2.94%	77.6%	70.4%	7.23%
1968	99.7%	96.7%	3.01%	78.5%	71.2%	7.31%
1969	99.3%	96.2%	3.08%	79.3%	72%	7.38%
1970	98.9%	95.7%	3.14%	80.1%	72.7%	7.44%
1971	98.4%	95.2%	3.2%	80.8%	73.3%	7.49%
1972	98%	94.7%	3.26%	81.5%	73.9%	7.54%
1973	97.6%	94.2%	3.31%	82.1%	74.5%	7.57%
1974	97.1%	93.7%	3.37%	82.7%	75.1%	7.61%
1975	96.7%	93.2%	3.42%	83.3%	75.7%	7.63%
1976	96.3%	92.8%	3.48%	83.8%	76.2%	7.65%
1977	95.9%	92.4%	3.53%	84.3%	76.6%	7.66%
1978	95.6%	92%	3.59%	84.7%	77%	7.67%
1979	95.5%	91.8%	3.65%	85.1%	77.4%	7.68%
1980	95.5%	91.8%	3.72%	85.4%	77.7%	7.67%
1981	95.6%	91.9%	3.78%	85.7%	78.1%	7.67%
1982	95.8%	92%	3.84%	86.1%	78.4%	7.66%
1983	96%	92.1%	3.89%	86.4%	78.7%	7.64%
1984	96.2%	92.3%	3.95%	86.7%	79.1%	7.62%
1985	96.4%	92.4%	4%	87%	79.4%	7.6%
1986	96.4%	92.4%	4.05%	87.3%	79.7%	7.57%
1987	96.4%	92.3%	4.09%	87.6%	80%	7.54%
1988	96.3%	92.2%	4.13%	87.9%	80.4%	7.5%
1989	96.1%	92%	4.17%	88.1%	80.6%	7.46%
1990	96%	91.8%	4.2%	88.2%	80.8%	7.41%
1991	95.8%	91.6%	4.23%	88.4%	81%	7.36%
1992	95.7%	91.5%	4.25%	88.6%	81.3%	7.3%
1993	95.6%	91.4%	4.28%	88.7%	81.5%	7.23%
1994	95.6%	91.3%	4.3%	88.9%	81.8%	7.17%
1995	95.6%	91.3%	4.32%	89.1%	82%	7.09%
1996	95.8%	91.4%	4.34%	89.3%	82.3%	7.02%
1997	96.2%	91.8%	4.37%	89.4%	82.5%	6.95%
1998	96.8%	92.4%	4.4%	89.6%	82.7%	6.87%
1999	97.5%	93.1%	4.43%	89.9%	83.1%	6.8%
2000	98.3%	93.8%	4.47%	90%	83.3%	6.73%
2001	99.2%	94.7%	4.5%	90.1%	83.4%	6.66%
2002	100.1%	95.6%	4.53%	90%	83.5%	6.59%
2003	101.1%	96.5%	4.57%	89.9%	83.4%	6.53%
2004	102.1%	97.5%	4.62%	89.7%	83.2%	6.46%
2005	103.2%	98.5%	4.67%	89.4%	83%	6.4%
2006	104.2%	99.4%	4.72%	89%	82.6%	6.34%
2007	105.1%	100.3%	4.78%	88.5%	82.2%	6.28%
2008	106%	101.2%	4.84%	88%	81.8%	6.22%
2009	106.8%	101.9%	4.9%	87.5%	81.3%	6.18%
2010	107.4%	102.4%	4.96%	86.9%	80.7%	6.14%
2011	107.7%	102.7%	5.01%	86.2%	80.1%	6.09%
2012	107.8%	102.7%	5.03%	85.4%	79.3%	6.03%
2013	107.6%	102.5%	5.04%	84.3%	78.4%	5.95%
2014	107.3%	102.2%	5.04%	83.1%	77.3%	5.83%
2015	106.8%	101.7%	5.05%	81.8%	76%	5.73%
2016	106.1%	101%	5.06%	80.4%	74.8%	5.67%
2017	105.3%	100.2%	5.08%	79.1%	73.5%	5.61%
2018	104.4%	99.3%	5.09%	77.7%	72.2%	5.56%
2019	103.4%	98.3%	5.11%	76.5%	70.9%	5.53%
2020	102.2%	97.1%	5.11%	75.3%	69.8%	5.51%
2021	100.9%	95.8%	5.1%	74.1%	68.6%	5.49%
2022	99.5%	94.4%	5.09%	72.9%	67.4%	5.49%
2023	98.2%	93.1%	5.09%	71.6%	66.1%	5.5%
2024	96.8%	91.7%	5.11%	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 Niger decreased from 102.1% to 96.8% 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
	Niger	Sierra Leone
1960	49.9%	58%
1961	50%	57.9%
1962	49.9%	57.8%
1963	49.9%	57.6%
1964	49.9%	57.2%
1965	49.9%	56.9%
1966	49.9%	56.6%
1967	50%	56.3%
1968	50.1%	56%
1969	50.2%	55.8%
1970	50.3%	55.5%
1971	50.4%	55.3%
1972	50.5%	55.1%
1973	50.6%	54.9%
1974	50.7%	54.7%
1975	50.8%	54.6%
1976	51%	54.4%
1977	51.1%	54.3%
1978	51.1%	54.1%
1979	51.2%	54%
1980	51.1%	53.9%
1981	51.1%	53.8%
1982	51.1%	53.7%
1983	51%	53.7%
1984	51%	53.6%
1985	50.9%	53.5%
1986	50.9%	53.4%
1987	50.9%	53.3%
1988	50.9%	53.2%
1989	51%	53.2%
1990	51%	53.1%
1991	51.1%	53.1%
1992	51.1%	53%
1993	51.1%	53%
1994	51.1%	52.9%
1995	51.1%	52.9%
1996	51.1%	52.8%
1997	51%	52.8%
1998	50.8%	52.7%
1999	50.6%	52.7%
2000	50.4%	52.6%
2001	50.2%	52.6%
2002	50%	52.6%
2003	49.7%	52.6%
2004	49.5%	52.7%
2005	49.2%	52.8%
2006	49%	52.9%
2007	48.8%	53%
2008	48.5%	53.2%
2009	48.4%	53.3%
2010	48.2%	53.5%
2011	48.1%	53.7%
2012	48.1%	53.9%
2013	48.2%	54.2%
2014	48.2%	54.6%
2015	48.4%	55%
2016	48.5%	55.4%
2017	48.7%	55.8%
2018	48.9%	56.3%
2019	49.2%	56.7%
2020	49.5%	57%
2021	49.8%	57.4%
2022	50.1%	57.8%
2023	50.5%	58.3%
2024	50.8%	58.7%
2025	51.2%	59.1%
2026	51.5%	59.5%
2027	51.9%	59.9%
2028	52.3%	60.2%
2029	52.7%	60.6%
2030	53%	60.9%
2031	53.4%	61.2%
2032	53.8%	61.6%
2033	54.2%	61.9%
2034	54.6%	62.2%
2035	55%	62.5%
2036	55.4%	62.9%
2037	55.8%	63.2%
2038	56.2%	63.5%
2039	56.7%	63.8%
2040	57.1%	64.1%
2041	57.6%	64.3%
2042	58.1%	64.6%
2043	58.5%	64.8%
2044	59%	65.1%
2045	59.4%	65.3%
2046	59.9%	65.5%
2047	60.3%	65.7%
2048	60.7%	65.9%
2049	61.1%	66.1%
2050	61.5%	66.3%

Between 2004 and 2024, the share of working-age demographics aged 15-64 changed from 49.5% to 50.8% in Niger 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
	Niger	Sierra Leone
1960	49%	38.2%
1961	48.9%	38.3%
1962	48.8%	38.3%
1963	48.8%	38.5%
1964	48.8%	38.8%
1965	48.7%	39.1%
1966	48.6%	39.4%
1967	48.5%	39.6%
1968	48.4%	39.9%
1969	48.3%	40.1%
1970	48.1%	40.3%
1971	48%	40.6%
1972	47.9%	40.7%
1973	47.7%	40.9%
1974	47.6%	41.1%
1975	47.4%	41.3%
1976	47.3%	41.4%
1977	47.1%	41.6%
1978	47%	41.7%
1979	47%	41.8%
1980	47%	41.9%
1981	47%	42%
1982	47%	42.1%
1983	47%	42.2%
1984	47%	42.3%
1985	47%	42.5%
1986	47%	42.6%
1987	47%	42.7%
1988	47%	42.8%
1989	46.9%	42.9%
1990	46.8%	42.9%
1991	46.8%	43%
1992	46.7%	43.1%
1993	46.7%	43.2%
1994	46.7%	43.3%
1995	46.7%	43.4%
1996	46.7%	43.5%
1997	46.8%	43.5%
1998	46.9%	43.6%
1999	47.1%	43.7%
2000	47.3%	43.8%
2001	47.5%	43.9%
2002	47.8%	43.9%
2003	48%	43.9%
2004	48.2%	43.9%
2005	48.5%	43.8%
2006	48.7%	43.7%
2007	48.9%	43.6%
2008	49.1%	43.5%
2009	49.3%	43.4%
2010	49.4%	43.2%
2011	49.5%	43%
2012	49.5%	42.8%
2013	49.4%	42.5%
2014	49.3%	42.2%
2015	49.2%	41.8%
2016	49%	41.4%
2017	48.8%	41%
2018	48.6%	40.6%
2019	48.3%	40.2%
2020	48%	39.8%
2021	47.7%	39.4%
2022	47.3%	39%
2023	47%	38.5%
2024	46.6%	38.1%
2025	46.2%	37.7%
2026	45.8%	37.2%
2027	45.5%	36.8%
2028	45%	36.3%
2029	44.6%	35.9%
2030	44.2%	35.5%
2031	43.8%	35.2%
2032	43.4%	34.8%
2033	43%	34.4%
2034	42.6%	34%
2035	42.2%	33.6%
2036	41.8%	33.2%
2037	41.3%	32.8%
2038	40.9%	32.4%
2039	40.4%	32%
2040	39.9%	31.6%
2041	39.4%	31.2%
2042	38.9%	30.9%
2043	38.4%	30.5%
2044	37.9%	30.2%
2045	37.4%	29.8%
2046	36.9%	29.5%
2047	36.4%	29.2%
2048	35.9%	28.8%
2049	35.5%	28.5%
2050	35%	28.2%

The share of young people aged below 15 is 46.6% in Niger and 38.1% in Sierra Leone. Birth rates in Niger compared to Sierra Leone .

Share of old population (65+)

Table

Year	Share of population 65+ years old
	Niger	Sierra Leone
1960	1.12%	3.82%
1961	1.18%	3.87%
1962	1.23%	3.91%
1963	1.29%	3.95%
1964	1.34%	3.99%
1965	1.39%	4.02%
1966	1.43%	4.05%
1967	1.47%	4.07%
1968	1.51%	4.09%
1969	1.54%	4.11%
1970	1.58%	4.13%
1971	1.61%	4.14%
1972	1.64%	4.15%
1973	1.68%	4.16%
1974	1.71%	4.16%
1975	1.74%	4.16%
1976	1.77%	4.16%
1977	1.8%	4.16%
1978	1.84%	4.15%
1979	1.87%	4.15%
1980	1.9%	4.14%
1981	1.93%	4.13%
1982	1.96%	4.12%
1983	1.99%	4.1%
1984	2.01%	4.08%
1985	2.04%	4.06%
1986	2.06%	4.04%
1987	2.08%	4.02%
1988	2.1%	3.99%
1989	2.12%	3.97%
1990	2.14%	3.94%
1991	2.16%	3.91%
1992	2.17%	3.87%
1993	2.19%	3.83%
1994	2.2%	3.79%
1995	2.21%	3.75%
1996	2.22%	3.71%
1997	2.23%	3.67%
1998	2.24%	3.62%
1999	2.24%	3.58%
2000	2.25%	3.54%
2001	2.26%	3.5%
2002	2.27%	3.47%
2003	2.27%	3.44%
2004	2.28%	3.41%
2005	2.3%	3.38%
2006	2.31%	3.35%
2007	2.33%	3.33%
2008	2.35%	3.31%
2009	2.37%	3.3%
2010	2.39%	3.28%
2011	2.41%	3.27%
2012	2.42%	3.26%
2013	2.43%	3.23%
2014	2.43%	3.19%
2015	2.44%	3.15%
2016	2.46%	3.14%
2017	2.47%	3.13%
2018	2.49%	3.13%
2019	2.51%	3.14%
2020	2.53%	3.14%
2021	2.54%	3.15%
2022	2.55%	3.18%
2023	2.57%	3.21%
2024	2.59%	3.24%
2025	2.62%	3.28%
2026	2.64%	3.33%
2027	2.67%	3.38%
2028	2.69%	3.43%
2029	2.71%	3.49%
2030	2.74%	3.56%
2031	2.76%	3.62%
2032	2.78%	3.69%
2033	2.8%	3.76%
2034	2.83%	3.83%
2035	2.85%	3.91%
2036	2.87%	3.99%
2037	2.9%	4.07%
2038	2.92%	4.15%
2039	2.95%	4.24%
2040	2.99%	4.33%
2041	3.02%	4.43%
2042	3.06%	4.53%
2043	3.1%	4.64%
2044	3.15%	4.75%
2045	3.2%	4.86%
2046	3.25%	4.98%
2047	3.31%	5.1%
2048	3.37%	5.23%
2049	3.42%	5.36%
2050	3.48%	5.5%

The share of older people aged 65 and over is 2.59% in Niger and 3.24% in Sierra Leone. Life expectancy in Niger compared to Sierra Leone .