Bulgaria vs Sri Lanka Demographics: Median age, Gender, Race, Religion

Median age history and projection chart in
Bulgaria vs Sri Lanka

Table

Year	Median age
	Bulgaria	Sri Lanka
1960	30.4	19.5
1961	30.7	19.5
1962	31	19.5
1963	31.3	19.5
1964	31.6	19.5
1965	32	19.5
1966	32.3	19.6
1967	32.6	19.7
1968	32.8	19.8
1969	33	19.9
1970	33.2	20
1971	33.3	20.1
1972	33.5	20.2
1973	33.6	20.4
1974	33.6	20.6
1975	33.7	20.7
1976	33.8	20.9
1977	33.9	21
1978	34	21.2
1979	34.1	21.3
1980	34.2	21.5
1981	34.4	21.6
1982	34.6	21.7
1983	34.8	21.9
1984	35	22
1985	35.3	22.2
1986	35.6	22.5
1987	35.8	22.8
1988	35.9	23.1
1989	36.2	23.4
1990	36.6	23.6
1991	37	23.9
1992	37.4	24.3
1993	37.7	24.6
1994	38	24.9
1995	38.3	25.3
1996	38.6	25.8
1997	38.9	26.2
1998	39.1	26.5
1999	39.4	26.9
2000	39.7	27.2
2001	40	27.6
2002	40.3	27.9
2003	40.6	28.2
2004	40.8	28.5
2005	41.1	28.8
2006	41.3	29
2007	41.5	29.3
2008	41.7	29.6
2009	42	29.9
2010	42.3	30.2
2011	42.5	30.5
2012	42.8	30.8
2013	43	31.1
2014	43.3	31.4
2015	43.6	31.7
2016	43.8	32
2017	44.1	32.3
2018	44.3	32.5
2019	44.6	32.8
2020	44.9	33.1
2021	45	33.3
2022	45.2	33.6
2023	45.3	33.8
2024	45.5	34.1
2025	45.8	34.3
2026	46	34.6
2027	46.2	34.9
2028	46.5	35.2
2029	46.7	35.5
2030	46.9	35.8
2031	47.2	36.1
2032	47.4	36.3
2033	47.7	36.6
2034	47.9	36.9
2035	48.2	37.1
2036	48.4	37.4
2037	48.7	37.6
2038	48.9	37.8
2039	49.2	38.1
2040	49.4	38.3
2041	49.5	38.6
2042	49.7	38.9
2043	49.7	39.1
2044	49.7	39.4
2045	49.6	39.7
2046	49.5	40
2047	49.3	40.3
2048	49.2	40.6
2049	49.1	40.9
2050	49	41.2

In 1960, the median age in Bulgaria was 30.4 years compared to 19.5 years in Sri Lanka. As of 2024, the median age had increased to 45.5 years in Bulgaria and to 34.1 years in Sri Lanka.

According to United Nations projections, the median age in Bulgaria is expected to increased to around 49 years by 2050 compared to 41.2 years in Sri Lanka. 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
	Bulgaria		Sri Lanka
	Male	Female	Male	Female
0-4	2.34%	2.21%	3.58%	3.44%
5-9	2.49%	2.35%	3.73%	3.58%
10-14	2.61%	2.47%	3.92%	3.79%
15-19	2.59%	2.45%	3.96%	3.87%
20-24	2.43%	2.29%	3.73%	3.64%
25-29	2.35%	2.23%	3.58%	3.53%
30-34	3.11%	2.96%	3.39%	3.52%
35-39	3.66%	3.46%	3.21%	3.47%
40-44	3.71%	3.46%	3.42%	3.67%
45-49	4.05%	3.86%	3.15%	3.38%
50-54	3.83%	3.71%	2.77%	3%
55-59	3.35%	3.41%	2.61%	2.91%
60-64	3.14%	3.45%	2.32%	2.74%
65-69	2.86%	3.54%	1.94%	2.42%
70-74	2.45%	3.49%	1.46%	1.99%
75-79	1.8%	2.98%	0.93%	1.42%
80+	1.63%	3.28%	0.69%	1.26%

The chart above is a variation of a population pyramid and represents a comparison of age and gender structure. Bulgaria has low demographic potential with 34.9% of people in the 0-34 age group compared to 51.2% and low potential in Sri Lanka.

Age dependency chart

Table

Year	Age dependency ratio
	Bulgaria			Sri Lanka
	Total	Young	Old	Total	Young	Old
1960	50.5%	39.2%	11.2%	82.4%	74.7%	7.71%
1961	50.2%	38.7%	11.5%	82%	74.5%	7.47%
1962	49.8%	38.1%	11.7%	81.3%	74%	7.25%
1963	49.4%	37.5%	11.9%	80.6%	73.5%	7.07%
1964	48.8%	36.7%	12.1%	80%	73.1%	6.94%
1965	48.3%	35.9%	12.4%	79.7%	72.9%	6.85%
1966	48%	35.2%	12.8%	79.3%	72.5%	6.79%
1967	47.7%	34.6%	13.1%	78.8%	72.1%	6.75%
1968	47.7%	34.2%	13.4%	78.3%	71.6%	6.75%
1969	47.8%	34%	13.8%	77.7%	71%	6.75%
1970	48%	33.8%	14.2%	77.1%	70.3%	6.77%
1971	48.1%	33.5%	14.7%	76.5%	69.7%	6.8%
1972	48.3%	33.2%	15.1%	75.7%	68.9%	6.84%
1973	48.5%	33.1%	15.5%	74.7%	67.9%	6.88%
1974	49%	33.1%	15.8%	73.6%	66.7%	6.92%
1975	49.6%	33.3%	16.3%	72.5%	65.5%	6.98%
1976	50.1%	33.4%	16.7%	71.6%	64.5%	7.05%
1977	50.5%	33.5%	17.1%	70.7%	63.6%	7.14%
1978	50.7%	33.4%	17.2%	70.1%	62.8%	7.25%
1979	50.9%	33.4%	17.5%	69.6%	62.2%	7.36%
1980	51.5%	33.5%	17.9%	69.1%	61.6%	7.49%
1981	51.4%	33.5%	17.9%	68.8%	61.1%	7.64%
1982	50.6%	33.3%	17.3%	68.5%	60.7%	7.81%
1983	49.7%	32.9%	16.7%	68.2%	60.2%	8.01%
1984	49.1%	32.5%	16.6%	67.9%	59.7%	8.23%
1985	49.2%	32.2%	17%	67.2%	58.8%	8.42%
1986	49.6%	32.1%	17.5%	66%	57.5%	8.55%
1987	49.9%	31.9%	18%	64.8%	56.1%	8.67%
1988	50.2%	31.7%	18.5%	63.6%	54.8%	8.81%
1989	50.3%	31.2%	19.1%	62.5%	53.6%	8.93%
1990	50.3%	30.5%	19.8%	61.7%	52.6%	9.1%
1991	50.3%	29.8%	20.5%	60.8%	51.6%	9.26%
1992	50.1%	29%	21.1%	59.3%	50%	9.32%
1993	49.9%	28.2%	21.7%	57.6%	48.3%	9.35%
1994	49.6%	27.4%	22.1%	56%	46.6%	9.39%
1995	49.2%	26.7%	22.5%	54.5%	45.1%	9.39%
1996	48.9%	26%	22.9%	53.2%	43.9%	9.34%
1997	48.5%	25.2%	23.3%	52.2%	42.9%	9.3%
1998	48.1%	24.5%	23.7%	51.3%	42%	9.28%
1999	47.9%	23.8%	24.1%	50.5%	41.2%	9.27%
2000	47.6%	23.1%	24.5%	49.7%	40.4%	9.29%
2001	47.1%	22.4%	24.7%	49%	39.7%	9.34%
2002	46.5%	21.6%	24.9%	48.5%	39.1%	9.43%
2003	45.9%	21%	25%	48.3%	38.7%	9.55%
2004	45.4%	20.3%	25%	48.1%	38.4%	9.67%
2005	44.9%	19.8%	25.1%	48.1%	38.3%	9.8%
2006	44.7%	19.5%	25.3%	48.1%	38.1%	9.98%
2007	44.8%	19.3%	25.4%	48.2%	38%	10.2%
2008	45%	19.3%	25.7%	48.4%	38%	10.4%
2009	45.5%	19.5%	26.1%	48.6%	37.9%	10.7%
2010	46.2%	19.7%	26.5%	48.9%	37.9%	11.1%
2011	47.1%	19.9%	27.2%	49.2%	37.8%	11.5%
2012	48.2%	20.1%	28.1%	49.6%	37.7%	11.9%
2013	49.3%	20.4%	28.9%	50%	37.5%	12.4%
2014	50.6%	20.8%	29.8%	50.4%	37.4%	13%
2015	51.8%	21.1%	30.7%	50.8%	37.2%	13.6%
2016	52.9%	21.4%	31.5%	51.1%	37%	14.1%
2017	53.9%	21.8%	32.1%	51.3%	36.7%	14.7%
2018	55%	22.2%	32.8%	51.5%	36.3%	15.2%
2019	55.9%	22.4%	33.5%	51.6%	35.9%	15.7%
2020	56.5%	22.6%	33.9%	51.6%	35.4%	16.2%
2021	56.7%	22.7%	34%	51.7%	34.9%	16.8%
2022	56.8%	22.8%	34%	51.7%	34.4%	17.3%
2023	57.2%	22.8%	34.3%	51.7%	33.9%	17.8%
2024	57.5%	22.8%	34.7%	51.8%	33.4%	18.4%

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 Bulgaria increased from 45.4% to 57.5% between 2004 and 2024.

In Sri Lanka, the ratio of dependent people increased from 48.1% to 51.8% 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
	Bulgaria	Sri Lanka
1960	66.5%	54.8%
1961	66.6%	55%
1962	66.7%	55.2%
1963	67%	55.4%
1964	67.2%	55.5%
1965	67.4%	55.6%
1966	67.6%	55.8%
1967	67.7%	55.9%
1968	67.7%	56.1%
1969	67.7%	56.3%
1970	67.6%	56.5%
1971	67.5%	56.7%
1972	67.4%	56.9%
1973	67.3%	57.2%
1974	67.1%	57.6%
1975	66.9%	58%
1976	66.6%	58.3%
1977	66.4%	58.6%
1978	66.4%	58.8%
1979	66.3%	59%
1980	66%	59.1%
1981	66.1%	59.3%
1982	66.4%	59.4%
1983	66.8%	59.5%
1984	67.1%	59.6%
1985	67%	59.8%
1986	66.9%	60.2%
1987	66.7%	60.7%
1988	66.6%	61.1%
1989	66.5%	61.5%
1990	66.5%	61.8%
1991	66.5%	62.2%
1992	66.6%	62.8%
1993	66.7%	63.5%
1994	66.9%	64.1%
1995	67%	64.7%
1996	67.2%	65.3%
1997	67.3%	65.7%
1998	67.5%	66.1%
1999	67.6%	66.4%
2000	67.7%	66.8%
2001	68%	67.1%
2002	68.2%	67.3%
2003	68.5%	67.4%
2004	68.8%	67.5%
2005	69%	67.5%
2006	69.1%	67.5%
2007	69.1%	67.5%
2008	68.9%	67.4%
2009	68.7%	67.3%
2010	68.4%	67.2%
2011	68%	67%
2012	67.5%	66.9%
2013	67%	66.7%
2014	66.4%	66.5%
2015	65.9%	66.3%
2016	65.4%	66.2%
2017	65%	66.1%
2018	64.5%	66%
2019	64.1%	66%
2020	63.9%	65.9%
2021	63.8%	65.9%
2022	63.8%	65.9%
2023	63.6%	65.9%
2024	63.5%	65.9%
2025	63.4%	65.8%
2026	63.2%	65.8%
2027	63.1%	65.7%
2028	62.9%	65.7%
2029	62.8%	65.7%
2030	62.7%	65.6%
2031	62.7%	65.5%
2032	62.7%	65.4%
2033	62.5%	65.3%
2034	62.2%	65.2%
2035	61.9%	65.1%
2036	61.6%	65%
2037	61.4%	64.9%
2038	61.2%	64.8%
2039	60.8%	64.7%
2040	60.4%	64.5%
2041	60%	64.4%
2042	59.5%	64.2%
2043	59.2%	63.9%
2044	58.8%	63.7%
2045	58.4%	63.4%
2046	58.1%	63.1%
2047	57.8%	62.9%
2048	57.4%	62.7%
2049	57.1%	62.5%
2050	56.8%	62.4%

Between 2004 and 2024, the share of working-age demographics aged 15-64 changed from 68.8% to 63.5% in Bulgaria and from 67.5% to 65.9% in Sri Lanka.

Share of young demographic (0-14 years old)

Table

Year	Share of people 0-14 years old
	Bulgaria	Sri Lanka
1960	26.1%	41%
1961	25.8%	40.9%
1962	25.4%	40.8%
1963	25.1%	40.7%
1964	24.7%	40.6%
1965	24.2%	40.5%
1966	23.8%	40.4%
1967	23.4%	40.3%
1968	23.2%	40.1%
1969	23%	39.9%
1970	22.8%	39.7%
1971	22.6%	39.5%
1972	22.4%	39.2%
1973	22.3%	38.8%
1974	22.2%	38.4%
1975	22.3%	38%
1976	22.3%	37.6%
1977	22.2%	37.2%
1978	22.2%	36.9%
1979	22.1%	36.7%
1980	22.1%	36.4%
1981	22.1%	36.2%
1982	22.1%	36%
1983	22%	35.8%
1984	21.8%	35.5%
1985	21.6%	35.2%
1986	21.4%	34.6%
1987	21.3%	34%
1988	21.1%	33.5%
1989	20.8%	33%
1990	20.3%	32.5%
1991	19.8%	32.1%
1992	19.3%	31.4%
1993	18.8%	30.6%
1994	18.3%	29.9%
1995	17.9%	29.2%
1996	17.4%	28.6%
1997	17%	28.2%
1998	16.5%	27.8%
1999	16.1%	27.4%
2000	15.7%	27%
2001	15.2%	26.6%
2002	14.8%	26.3%
2003	14.4%	26.1%
2004	14%	26%
2005	13.7%	25.8%
2006	13.5%	25.7%
2007	13.4%	25.7%
2008	13.3%	25.6%
2009	13.4%	25.5%
2010	13.5%	25.4%
2011	13.5%	25.3%
2012	13.6%	25.2%
2013	13.7%	25%
2014	13.8%	24.9%
2015	13.9%	24.7%
2016	14%	24.5%
2017	14.2%	24.2%
2018	14.3%	24%
2019	14.4%	23.7%
2020	14.4%	23.3%
2021	14.5%	23%
2022	14.5%	22.7%
2023	14.5%	22.4%
2024	14.5%	22%
2025	14.4%	21.7%
2026	14.3%	21.4%
2027	14.3%	21.1%
2028	14.2%	20.8%
2029	14.1%	20.5%
2030	14%	20.2%
2031	14%	20%
2032	13.9%	19.8%
2033	13.8%	19.6%
2034	13.8%	19.4%
2035	13.7%	19.2%
2036	13.7%	19.1%
2037	13.7%	18.9%
2038	13.6%	18.8%
2039	13.6%	18.7%
2040	13.6%	18.6%
2041	13.6%	18.4%
2042	13.6%	18.3%
2043	13.6%	18.2%
2044	13.6%	18.1%
2045	13.6%	18%
2046	13.7%	17.9%
2047	13.7%	17.7%
2048	13.7%	17.6%
2049	13.8%	17.5%
2050	13.8%	17.3%

The share of young people aged below 15 is 14.5% in Bulgaria and 22% in Sri Lanka. Birth rates in Bulgaria compared to Sri Lanka .

Share of old population (65+)

Table

Year	Share of population 65+ years old
	Bulgaria	Sri Lanka
1960	7.45%	4.22%
1961	7.64%	4.1%
1962	7.81%	4%
1963	7.95%	3.92%
1964	8.1%	3.85%
1965	8.36%	3.81%
1966	8.65%	3.78%
1967	8.87%	3.78%
1968	9.1%	3.78%
1969	9.34%	3.8%
1970	9.6%	3.82%
1971	9.89%	3.86%
1972	10.2%	3.89%
1973	10.4%	3.94%
1974	10.6%	3.99%
1975	10.9%	4.04%
1976	11.1%	4.11%
1977	11.3%	4.18%
1978	11.4%	4.26%
1979	11.6%	4.34%
1980	11.8%	4.43%
1981	11.8%	4.52%
1982	11.5%	4.63%
1983	11.2%	4.76%
1984	11.1%	4.9%
1985	11.4%	5.04%
1986	11.7%	5.15%
1987	12%	5.26%
1988	12.3%	5.38%
1989	12.7%	5.5%
1990	13.2%	5.62%
1991	13.6%	5.76%
1992	14.1%	5.85%
1993	14.5%	5.93%
1994	14.8%	6.02%
1995	15.1%	6.08%
1996	15.4%	6.09%
1997	15.7%	6.11%
1998	16%	6.13%
1999	16.3%	6.16%
2000	16.6%	6.21%
2001	16.8%	6.27%
2002	17%	6.35%
2003	17.1%	6.44%
2004	17.2%	6.53%
2005	17.3%	6.62%
2006	17.5%	6.74%
2007	17.6%	6.87%
2008	17.7%	7.03%
2009	17.9%	7.21%
2010	18.1%	7.43%
2011	18.5%	7.68%
2012	18.9%	7.97%
2013	19.4%	8.29%
2014	19.8%	8.64%
2015	20.2%	8.99%
2016	20.6%	9.35%
2017	20.9%	9.69%
2018	21.2%	10%
2019	21.5%	10.4%
2020	21.7%	10.7%
2021	21.7%	11%
2022	21.7%	11.4%
2023	21.8%	11.7%
2024	22%	12.1%
2025	22.2%	12.5%
2026	22.5%	12.8%
2027	22.7%	13.2%
2028	22.9%	13.5%
2029	23.1%	13.9%
2030	23.2%	14.2%
2031	23.3%	14.5%
2032	23.5%	14.8%
2033	23.7%	15.1%
2034	24%	15.4%
2035	24.3%	15.7%
2036	24.6%	16%
2037	24.9%	16.2%
2038	25.2%	16.4%
2039	25.6%	16.7%
2040	26.1%	16.9%
2041	26.5%	17.2%
2042	26.9%	17.5%
2043	27.3%	17.9%
2044	27.6%	18.2%
2045	28%	18.6%
2046	28.3%	19%
2047	28.5%	19.4%
2048	28.8%	19.7%
2049	29.1%	20%
2050	29.4%	20.3%

The share of older people aged 65 and over is 22% in Bulgaria and 12.1% in Sri Lanka. Life expectancy in Bulgaria compared to Sri Lanka .