Solomon Islands vs Thailand Demographics: Median age, Gender, Race, Religion

Median age history and projection chart in
the Solomon Islands vs Thailand

Table

Year	Median age
	Solomon Islands	Thailand
1960	16.8	18
1961	16.9	17.9
1962	16.9	17.7
1963	17	17.6
1964	17	17.5
1965	17	17.4
1966	17	17.3
1967	16.9	17.3
1968	16.8	17.3
1969	16.8	17.4
1970	16.7	17.5
1971	16.6	17.6
1972	16.6	17.8
1973	16.4	18
1974	16.3	18.2
1975	16.1	18.4
1976	15.9	18.7
1977	15.9	18.9
1978	15.8	19.2
1979	15.8	19.5
1980	15.8	19.9
1981	15.9	20.2
1982	15.9	20.6
1983	16	21
1984	16.1	21.5
1985	16.2	21.9
1986	16.3	22.4
1987	16.4	22.8
1988	16.5	23.3
1989	16.7	23.7
1990	16.8	24.3
1991	17	24.8
1992	17.1	25.4
1993	17.2	26
1994	17.4	26.6
1995	17.5	27.2
1996	17.7	27.7
1997	17.8	28.3
1998	17.9	28.9
1999	18.1	29.5
2000	18.3	30
2001	18.4	30.5
2002	18.6	30.9
2003	18.8	31.3
2004	19	31.7
2005	19.1	32.2
2006	19.2	32.6
2007	19.4	33.1
2008	19.4	33.6
2009	19.5	34
2010	19.6	34.5
2011	19.6	35
2012	19.7	35.4
2013	19.7	35.9
2014	19.8	36.3
2015	19.9	36.8
2016	20	37.3
2017	20.2	37.7
2018	20.4	38.2
2019	20.5	38.7
2020	20.7	39.2
2021	20.9	39.7
2022	21.1	40.2
2023	21.3	40.7
2024	21.5	41.1
2025	21.7	41.5
2026	21.9	42
2027	22.1	42.4
2028	22.4	42.8
2029	22.6	43.2
2030	22.8	43.6
2031	23	43.9
2032	23.2	44.3
2033	23.5	44.6
2034	23.7	45
2035	23.9	45.3
2036	24.2	45.7
2037	24.4	46
2038	24.7	46.4
2039	24.9	46.7
2040	25.2	47
2041	25.4	47.3
2042	25.7	47.6
2043	25.9	47.9
2044	26.1	48.2
2045	26.3	48.5
2046	26.6	48.7
2047	26.8	49
2048	27	49.2
2049	27.2	49.4
2050	27.4	49.6

In 1960, the median age in the Solomon Islands was 16.8 years compared to 18 years in Thailand. As of 2024, the median age had increased to 21.5 years in the Solomon Islands and to 41.1 years in Thailand.

According to United Nations projections, the median age in the Solomon Islands is expected to increased to around 27.4 years by 2050 compared to 49.6 years in Thailand. 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
	Solomon Islands		Thailand
	Male	Female	Male	Female
0-4	6.59%	6.18%	2.18%	2.05%
5-9	6.44%	6.04%	2.52%	2.38%
10-14	6.04%	5.67%	2.89%	2.73%
15-19	5.27%	4.91%	3.07%	2.92%
20-24	4.72%	4.55%	3.32%	3.16%
25-29	3.97%	3.93%	3.6%	3.47%
30-34	3.32%	3.25%	3.57%	3.54%
35-39	3.19%	3.19%	3.49%	3.5%
40-44	2.8%	2.71%	3.66%	3.75%
45-49	2.44%	2.29%	3.57%	3.79%
50-54	2.02%	1.87%	3.6%	3.95%
55-59	1.46%	1.41%	3.46%	3.88%
60-64	1.07%	1.02%	3.08%	3.51%
65-69	0.73%	0.71%	2.48%	2.93%
70-74	0.51%	0.55%	1.79%	2.23%
75-79	0.28%	0.31%	1.14%	1.53%
80+	0.26%	0.28%	1.26%	2%

The chart above is a variation of a population pyramid and represents a comparison of age and gender structure. The Solomon Islands has average demographic potential with 70.9% of people in the 0-34 age group compared to 41.4% and low potential in Thailand.

Age dependency chart

Table

Year	Age dependency ratio
	Solomon Islands			Thailand
	Total	Young	Old	Total	Young	Old
1960	96.7%	91%	5.71%	89%	83.6%	5.32%
1961	96.2%	90.5%	5.68%	90%	84.7%	5.34%
1962	95.8%	90.2%	5.69%	91%	85.6%	5.36%
1963	95.6%	89.8%	5.74%	91.9%	86.5%	5.4%
1964	95.5%	89.6%	5.86%	92.7%	87.2%	5.43%
1965	95.9%	89.9%	6.02%	93%	87.5%	5.44%
1966	96.9%	90.6%	6.21%	93%	87.6%	5.46%
1967	97.8%	91.4%	6.42%	92.9%	87.4%	5.47%
1968	98.9%	92.3%	6.64%	92.5%	87%	5.48%
1969	100%	93.1%	6.87%	91.9%	86.4%	5.5%
1970	100.6%	93.6%	6.94%	91%	85.5%	5.53%
1971	100.7%	93.9%	6.87%	89.9%	84.3%	5.56%
1972	101.2%	94.4%	6.83%	88.6%	83%	5.59%
1973	102.1%	95.2%	6.84%	87%	81.4%	5.62%
1974	103.4%	96.6%	6.86%	85.4%	79.7%	5.64%
1975	105.2%	98.3%	6.91%	83.6%	77.9%	5.66%
1976	106.3%	99.4%	6.88%	81.6%	76%	5.67%
1977	106.4%	99.6%	6.77%	79.5%	73.8%	5.68%
1978	106.4%	99.7%	6.68%	77.2%	71.5%	5.68%
1979	106.3%	99.7%	6.62%	74.7%	69.1%	5.67%
1980	106.1%	99.5%	6.6%	72.4%	66.7%	5.66%
1981	105.8%	99.2%	6.59%	70%	64.3%	5.66%
1982	105.3%	98.7%	6.6%	67.6%	61.9%	5.65%
1983	104.8%	98.1%	6.62%	65.1%	59.5%	5.65%
1984	104.1%	97.5%	6.66%	62.7%	57.1%	5.65%
1985	103.4%	96.7%	6.7%	60.4%	54.8%	5.66%
1986	102.4%	95.6%	6.73%	58.3%	52.6%	5.69%
1987	101%	94.4%	6.68%	56.4%	50.6%	5.73%
1988	99.5%	93%	6.57%	54.5%	48.7%	5.78%
1989	97.9%	91.4%	6.48%	52.8%	47%	5.86%
1990	96.3%	89.9%	6.41%	51.3%	45.3%	5.97%
1991	94.9%	88.6%	6.35%	49.9%	43.8%	6.12%
1992	93.7%	87.4%	6.32%	48.8%	42.5%	6.3%
1993	92.6%	86.3%	6.31%	47.9%	41.3%	6.51%
1994	91.7%	85.4%	6.31%	47.1%	40.4%	6.76%
1995	90.8%	84.5%	6.31%	46.5%	39.4%	7.02%
1996	89.9%	83.6%	6.31%	45.8%	38.5%	7.3%
1997	89.1%	82.7%	6.32%	45.3%	37.7%	7.62%
1998	88.2%	81.9%	6.33%	44.8%	36.8%	7.99%
1999	87.2%	80.9%	6.33%	44.4%	36%	8.41%
2000	86.1%	79.8%	6.32%	43.9%	35.1%	8.8%
2001	85%	78.7%	6.29%	43.4%	34.2%	9.16%
2002	83.9%	77.6%	6.26%	43%	33.4%	9.52%
2003	83%	76.7%	6.23%	42.6%	32.7%	9.88%
2004	82.2%	75.9%	6.21%	42.4%	32.1%	10.3%
2005	81.5%	75.3%	6.21%	42.1%	31.5%	10.6%
2006	81.1%	74.9%	6.21%	41.8%	30.8%	10.9%
2007	80.8%	74.6%	6.23%	41.4%	30.2%	11.2%
2008	80.6%	74.4%	6.26%	41%	29.5%	11.5%
2009	80.5%	74.2%	6.28%	40.6%	28.9%	11.7%
2010	80.1%	73.9%	6.25%	40.3%	28.3%	12%
2011	79.5%	73.3%	6.2%	39.9%	27.5%	12.4%
2012	78.9%	72.7%	6.17%	39.6%	26.8%	12.8%
2013	78.2%	72.1%	6.16%	39.5%	26.2%	13.3%
2014	77.6%	71.4%	6.18%	39.6%	25.7%	13.8%
2015	76.9%	70.7%	6.22%	39.7%	25.3%	14.4%
2016	76.2%	69.9%	6.3%	39.9%	24.8%	15.1%
2017	75.5%	69.1%	6.39%	40.1%	24.3%	15.8%
2018	74.6%	68.1%	6.49%	40.3%	23.8%	16.5%
2019	73.8%	67.3%	6.5%	40.6%	23.3%	17.3%
2020	72.8%	66.4%	6.4%	41%	22.8%	18.2%
2021	71.7%	65.4%	6.27%	41.4%	22.3%	19.1%
2022	70.6%	64.4%	6.19%	41.9%	21.9%	20%
2023	69.5%	63.3%	6.15%	42.5%	21.5%	21%
2024	68.4%	62.2%	6.13%	43.1%	21.1%	22%

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 the Solomon Islands decreased from 82.2% to 68.4% between 2004 and 2024.

In Thailand, the ratio of dependent people increased from 42.4% to 43.1% between 2004 and 2024 with a decreased share of young people and an increased proportion of people aged 65+.

Working age demographic

Table

Year	Working age population share
	Solomon Islands	Thailand
1960	50.8%	52.9%
1961	51%	52.6%
1962	51.1%	52.4%
1963	51.1%	52.1%
1964	51.2%	51.9%
1965	51%	51.8%
1966	50.8%	51.8%
1967	50.5%	51.8%
1968	50.3%	51.9%
1969	50%	52.1%
1970	49.9%	52.4%
1971	49.8%	52.7%
1972	49.7%	53%
1973	49.5%	53.5%
1974	49.2%	53.9%
1975	48.7%	54.5%
1976	48.5%	55.1%
1977	48.5%	55.7%
1978	48.5%	56.4%
1979	48.5%	57.2%
1980	48.5%	58%
1981	48.6%	58.8%
1982	48.7%	59.7%
1983	48.8%	60.6%
1984	49%	61.5%
1985	49.2%	62.3%
1986	49.4%	63.2%
1987	49.7%	64%
1988	50.1%	64.7%
1989	50.5%	65.4%
1990	50.9%	66.1%
1991	51.3%	66.7%
1992	51.6%	67.2%
1993	51.9%	67.6%
1994	52.2%	68%
1995	52.4%	68.3%
1996	52.7%	68.6%
1997	52.9%	68.8%
1998	53.1%	69.1%
1999	53.4%	69.3%
2000	53.7%	69.5%
2001	54.1%	69.7%
2002	54.4%	70%
2003	54.7%	70.1%
2004	54.9%	70.2%
2005	55.1%	70.4%
2006	55.2%	70.5%
2007	55.3%	70.7%
2008	55.4%	70.9%
2009	55.4%	71.1%
2010	55.5%	71.3%
2011	55.7%	71.5%
2012	55.9%	71.6%
2013	56.1%	71.7%
2014	56.3%	71.7%
2015	56.5%	71.6%
2016	56.8%	71.5%
2017	57%	71.4%
2018	57.3%	71.3%
2019	57.5%	71.1%
2020	57.9%	70.9%
2021	58.3%	70.7%
2022	58.6%	70.5%
2023	59%	70.2%
2024	59.4%	69.9%
2025	59.8%	69.6%
2026	60.2%	69.2%
2027	60.6%	68.9%
2028	61%	68.5%
2029	61.3%	68.1%
2030	61.7%	67.7%
2031	62%	67.3%
2032	62.3%	66.8%
2033	62.5%	66.2%
2034	62.6%	65.7%
2035	62.8%	65.2%
2036	62.9%	64.6%
2037	62.9%	64.1%
2038	63%	63.6%
2039	63.1%	63.1%
2040	63.2%	62.6%
2041	63.2%	62.2%
2042	63.3%	61.8%
2043	63.4%	61.3%
2044	63.5%	60.9%
2045	63.6%	60.5%
2046	63.7%	60.1%
2047	63.9%	59.8%
2048	64%	59.4%
2049	64.1%	59.2%
2050	64.2%	58.9%

Between 2004 and 2024, the share of working-age demographics aged 15-64 changed from 54.9% to 59.4% in the Solomon Islands and from 70.2% to 69.9% in Thailand.

Share of young demographic (0-14 years old)

Table

Year	Share of people 0-14 years old
	Solomon Islands	Thailand
1960	46.3%	44.3%
1961	46.1%	44.6%
1962	46%	44.8%
1963	45.9%	45.1%
1964	45.8%	45.3%
1965	45.9%	45.4%
1966	46%	45.4%
1967	46.2%	45.3%
1968	46.4%	45.2%
1969	46.6%	45%
1970	46.7%	44.8%
1971	46.8%	44.4%
1972	46.9%	44%
1973	47.1%	43.5%
1974	47.5%	43%
1975	47.9%	42.4%
1976	48.2%	41.8%
1977	48.3%	41.1%
1978	48.3%	40.3%
1979	48.3%	39.5%
1980	48.3%	38.7%
1981	48.2%	37.8%
1982	48.1%	37%
1983	47.9%	36%
1984	47.8%	35.1%
1985	47.5%	34.1%
1986	47.3%	33.2%
1987	46.9%	32.4%
1988	46.6%	31.5%
1989	46.2%	30.7%
1990	45.8%	30%
1991	45.4%	29.2%
1992	45.1%	28.5%
1993	44.8%	28%
1994	44.5%	27.4%
1995	44.3%	26.9%
1996	44%	26.4%
1997	43.8%	25.9%
1998	43.5%	25.4%
1999	43.2%	24.9%
2000	42.9%	24.4%
2001	42.5%	23.9%
2002	42.2%	23.4%
2003	41.9%	23%
2004	41.7%	22.6%
2005	41.5%	22.2%
2006	41.3%	21.7%
2007	41.2%	21.3%
2008	41.2%	20.9%
2009	41.1%	20.6%
2010	41%	20.1%
2011	40.8%	19.7%
2012	40.7%	19.2%
2013	40.4%	18.8%
2014	40.2%	18.5%
2015	40%	18.1%
2016	39.7%	17.7%
2017	39.4%	17.3%
2018	39%	16.9%
2019	38.7%	16.6%
2020	38.4%	16.2%
2021	38.1%	15.8%
2022	37.7%	15.4%
2023	37.4%	15.1%
2024	37%	14.7%
2025	36.6%	14.4%
2026	36.1%	14.1%
2027	35.7%	13.7%
2028	35.2%	13.4%
2029	34.7%	13.1%
2030	34.3%	12.9%
2031	33.9%	12.7%
2032	33.5%	12.5%
2033	33.2%	12.3%
2034	32.9%	12.2%
2035	32.7%	12.1%
2036	32.4%	12%
2037	32.2%	11.9%
2038	31.9%	11.9%
2039	31.7%	11.8%
2040	31.5%	11.8%
2041	31.2%	11.8%
2042	31%	11.8%
2043	30.7%	11.7%
2044	30.4%	11.7%
2045	30.2%	11.7%
2046	29.9%	11.7%
2047	29.6%	11.6%
2048	29.3%	11.6%
2049	29%	11.6%
2050	28.7%	11.5%

The share of young people aged below 15 is 37% in The Solomon Islands and 14.7% in Thailand. Birth rates in The Solomon Islands compared to Thailand .

Share of old population (65+)

Table

Year	Share of population 65+ years old
	Solomon Islands	Thailand
1960	2.9%	2.82%
1961	2.89%	2.81%
1962	2.9%	2.81%
1963	2.94%	2.81%
1964	3%	2.82%
1965	3.07%	2.82%
1966	3.16%	2.83%
1967	3.24%	2.84%
1968	3.34%	2.85%
1969	3.43%	2.87%
1970	3.46%	2.89%
1971	3.42%	2.93%
1972	3.4%	2.96%
1973	3.38%	3%
1974	3.37%	3.04%
1975	3.37%	3.08%
1976	3.34%	3.12%
1977	3.28%	3.16%
1978	3.23%	3.2%
1979	3.21%	3.25%
1980	3.2%	3.29%
1981	3.2%	3.33%
1982	3.22%	3.37%
1983	3.24%	3.42%
1984	3.26%	3.47%
1985	3.29%	3.53%
1986	3.33%	3.59%
1987	3.32%	3.66%
1988	3.29%	3.74%
1989	3.27%	3.84%
1990	3.26%	3.95%
1991	3.26%	4.08%
1992	3.26%	4.23%
1993	3.27%	4.41%
1994	3.29%	4.59%
1995	3.31%	4.79%
1996	3.32%	5.01%
1997	3.34%	5.24%
1998	3.36%	5.52%
1999	3.38%	5.82%
2000	3.39%	6.12%
2001	3.4%	6.39%
2002	3.4%	6.66%
2003	3.41%	6.93%
2004	3.41%	7.2%
2005	3.42%	7.48%
2006	3.43%	7.72%
2007	3.45%	7.93%
2008	3.46%	8.13%
2009	3.48%	8.34%
2010	3.47%	8.58%
2011	3.45%	8.85%
2012	3.45%	9.15%
2013	3.46%	9.5%
2014	3.48%	9.89%
2015	3.52%	10.3%
2016	3.57%	10.8%
2017	3.64%	11.3%
2018	3.72%	11.8%
2019	3.74%	12.3%
2020	3.7%	12.9%
2021	3.65%	13.5%
2022	3.63%	14.1%
2023	3.63%	14.7%
2024	3.64%	15.4%
2025	3.67%	16%
2026	3.71%	16.7%
2027	3.77%	17.4%
2028	3.84%	18%
2029	3.92%	18.7%
2030	4%	19.4%
2031	4.1%	20.1%
2032	4.2%	20.8%
2033	4.31%	21.4%
2034	4.44%	22.1%
2035	4.58%	22.8%
2036	4.73%	23.4%
2037	4.89%	24%
2038	5.05%	24.6%
2039	5.22%	25.1%
2040	5.39%	25.6%
2041	5.56%	26%
2042	5.73%	26.5%
2043	5.89%	26.9%
2044	6.06%	27.4%
2045	6.22%	27.8%
2046	6.38%	28.2%
2047	6.55%	28.6%
2048	6.71%	29%
2049	6.89%	29.3%
2050	7.07%	29.6%

The share of older people aged 65 and over is 3.64% in the Solomon Islands and 15.4% in Thailand. Life expectancy in the Solomon Islands compared to Thailand .