Skip to content

Bulgaria vs Nauru statistics compared

Updated on by Georank team

Bulgaria has a population of 6.44M (ranked 110/197), compared with 11.9K in Nauru (ranked 195/197). Bulgaria's land area is 41,915 sq mi versus 7.72 sq mi for Nauru (ranked 101st vs. 195th).

By GDP, Bulgaria ranks 67/197 ($113B) and Nauru ranks 195/197 ($163M). By GDP per capita, Bulgaria ranks 64/197 ($17,596), while Nauru ranks 74/197 ($13,609).

Main facts and rankings

Bulgaria Nauru
Population
6359449
12125
Population rank 112/197 195/197
GDP
$113B
2024
$163M
2024
GDP rank 67/197 195/197
GDP per capita
$17,596
2024
$13,609
2024
GDP per capita rank 64/197 74/197
GDP per capita, PPP
$41,969
2024
$14,173
2024
Government debt
$27.3B
2024
$28.3M
2024
Debt-to-GDP ratio
24.1%
2024
17.4%
2024
Government debt per person
$4,237
2024
$2,367
2024
Government debt per person rank 90/185 113/185
Average annual personal income after taxes
$14,263
2026
$8,783
2026
Land area 41,915 sq mi 7.72 sq mi
Population density
151.7 ppl/mi²
2026
1,568 ppl/mi²
2026
Fertility rate
1.81
2023
3.33
2023
Median age
45.5 years
2024
21.4 years
2024
Life expectancy
76.1 years
2026
62.6 years
2026

Bulgaria and Nauru: Comparison Charts

Bulgaria and Nauru economies compared

GDP
Bulgaria

Nauru
1x
Year GDP
Bulgaria Nauru
2024 $113,343,355,780 $162,588,621
2023 $102,199,231,385 $151,435,610
2022 $90,506,153,294 $152,373,434
2021 $84,374,613,233 $175,390,281
2020 $70,486,877,546 $124,685,688
2019 $68,507,731,354 $125,160,116
2018 $66,097,226,262 $130,995,566
2017 $59,167,647,388 $109,355,639
2016 $53,929,397,039 $97,541,943
2015 $50,765,918,159 $84,863,441
2014 $57,080,897,012 $99,149,244
2013 $55,819,262,375 $94,385,015
2012 $54,297,052,002 $101,055,723
2011 $57,681,293,007 $65,071,880
2010 $50,689,051,382 $47,562,845
2009 $52,023,801,230 $44,176,246
2008 $54,480,684,188 $37,602,265
2007 $44,431,257,129 $22,766,972
2006 $34,380,536,496 $29,200,359
2005 $29,868,657,858 $30,070,666
2004 $26,157,743,369 $30,587,566
2003 $21,144,957,990 $24,778,160
2002 $16,403,043,850 $21,017,424
2001 $14,183,446,026 $22,613,288
2000 $13,245,990,274 $26,930,980
1999 $13,637,098,579 $27,328,613
1998 $15,031,055,047 $29,664,451
1997 $11,316,127,379 $37,331,507
1996 $12,294,964,838 $37,458,801
1995 $18,991,484,420 $39,969,706
1994 $9,709,240,034 $39,742,511
1993 $10,832,064,942 $43,542,088
1992 $8,602,887,623 $51,133,123
1991 $7,628,738,475 $52,533,789
1990 $20,632,090,909 $55,572,376
1989 $21,988,444,444 $53,736,786
1988 $22,555,941,176 $45,931,134
1987 $28,101,000,000 $40,118,410
1986 $20,249,294,118 $39,939,391
1985 $17,155,421,053 $41,548,741
1984 $17,594,944,444 $47,363,231
1983 $16,563,666,667 $48,439,093
1982 $19,342,000,000 $52,877,742
1981 $19,870,000,000 $51,689,637
1980 $19,839,230,769 $46,947,124
1979 - $44,431,330
1978 - $41,754,147
1977 - $40,444,702
1976 - $40,287,427
1975 - $40,106,776
1974 - $35,994,511
1973 - $26,529,817
1972 - $21,734,269
1971 - $19,009,433
1970 - $17,570,366

Data sources: World Bank | Economy & Growth (1970–2024, retrieved 2026-04-06).

GeoRank.org/facts/bulgaria/nauru | CC BY

Bulgaria and Nauru economies compared

GDP per capita
Bulgaria

Nauru
1x
Year GDP per capita
Bulgaria Nauru
2024 $17,596 $13,609
2023 $15,853 $12,752
2022 $13,999 $12,912
2021 $12,966 $14,979
2020 $10,760 $10,709
2019 $10,354 $10,802
2018 $9,849 $11,414
2017 $8,697 $9,657
2016 $7,822 $8,748
2015 $7,269 $7,747
2014 $8,070 $9,230
2013 $7,796 $8,975
2012 $7,432 $9,843
2011 $7,850 $6,444
2010 $6,854 $4,736
2009 $6,988 $4,411
2008 $7,271 $3,757
2007 $5,889 $2,272
2006 $4,523 $2,910
2005 $3,900 $2,992
2004 $3,390 $3,041
2003 $2,719 $2,463
2002 $2,093 $2,085
2001 $1,771 $2,232
2000 $1,621 $2,649
1999 $1,661 $2,683
1998 $1,820 $2,909
1997 $1,361 $3,661
1996 $1,470 $3,679
1995 $2,259 $3,932
1994 $1,150 $3,921
1993 $1,279 $4,310
1992 $1,007 $5,103
1991 $884 $5,333
1990 $2,367 $5,776
1989 $2,477 $5,723
1988 $2,511 $5,012
1987 $3,132 $4,485
1986 $2,260 $4,569
1985 $1,915 $4,859
1984 $1,964 $5,654
1983 $1,853 $5,896
1982 $2,169 $6,577
1981 $2,235 $6,594
1980 $2,239 $6,138
1979 - $5,950
1978 - $5,721
1977 - $5,646
1976 - $5,703
1975 - $5,740
1974 - $5,199
1973 - $3,864
1972 - $3,191
1971 - $2,811
1970 - $2,619

Data sources: World Bank | Economy & Growth (1970–2024, retrieved 2026-04-06).

GeoRank.org/facts/bulgaria/nauru | CC BY

Bulgaria vs. Nauru life expectancy calculator

Life expectancy
Bulgaria

Nauru
1x
Year Life expectancy, years
Bulgaria Nauru
2026 76.1 62.6
2025 76 62.4
2024 75.8 62.3
2023 75.6 62.1
2022 74 61.9
2021 71.4 61.3
2020 73.6 61.5
2019 75.1 61.4
2018 74.9 61.2
2017 74.8 61.1
2016 74.8 61
2015 74.6 60.9
2014 74.5 60.8
2013 74.8 60.7
2012 74.3 60.5
2011 74.2 60.3
2010 73.8 60.1
2009 73.7 59.9
2008 73.3 59.7
2007 73 59.5
2006 72.7 59.4
2005 72.6 59.4
2004 72.6 59.3
2003 72.4 59.4
2002 72.1 59.4
2001 71.9 59.5
2000 71.6 59.6
1999 71.6 59.7
1998 70.9 59.9
1997 70.3 60
1996 70.8 60.1
1995 71 60.1
1994 70.9 60
1993 71.2 59.8
1992 71.2 59.5
1991 71.2 59.3
1990 71.3 59.1
1989 71.5 58.9
1988 71.4 58.7
1987 71.3 58.6
1986 71.6 58.6
1985 71 58.6
1984 71.3 58.7
1983 71.2 58.7
1982 71.1 58.6
1981 71.5 58.6
1980 71.1 58.5
1979 71.2 58.4
1978 71.1 58.3
1977 70.8 58.1
1976 71.4 58.2
1975 71 58.3
1974 71.2 58.3
1973 71.3 58.4
1972 70.9 58.4
1971 70.9 58.4
1970 71.3 58.4
1969 70.5 58.4
1968 71.2 58.6
1967 70.4 58.6
1966 71.2 58.4
1965 71.3 58.3
1964 71.1 58.2
1963 70.3 58.1
1962 69.5 58
1961 70.2 58
1960 69.2 57.9
1959 66.6 57.9
1958 68.7 57.8
1957 66.6 57.7
1956 65.2 57.6
1955 64.8 57.5
1954 64.4 57.4
1953 64.2 57.2
1952 59.6 57
1951 60.7 56.8
1950 61.5 56.6

Data sources: United Nations | World Population Prospects (1950–2026, retrieved 2026-03-10).

GeoRank.org/facts/bulgaria/nauru | CC BY

Bulgaria and Nauru population clocks and comparison

Population
Bulgaria

Nauru
1x
Year Population
Bulgaria Nauru
2024 6,441,421 11,947
2023 6,446,596 11,875
2022 6,465,097 11,801
2021 6,507,301 11,709
2020 6,550,696 11,643
2019 6,616,726 11,587
2018 6,710,798 11,477
2017 6,803,468 11,324
2016 6,894,139 11,150
2015 6,984,225 10,954
2014 7,073,572 10,742
2013 7,160,005 10,517
2012 7,305,888 10,267
2011 7,348,328 10,098
2010 7,395,599 10,043
2009 7,444,443 10,016
2008 7,492,561 10,009
2007 7,545,338 10,020
2006 7,601,022 10,034
2005 7,658,972 10,049
2004 7,716,860 10,060
2003 7,775,327 10,059
2002 7,837,161 10,082
2001 8,009,142 10,130
2000 8,170,172 10,168
1999 8,210,624 10,187
1998 8,256,786 10,198
1997 8,312,068 10,197
1996 8,362,826 10,183
1995 8,406,067 10,165
1994 8,443,591 10,137
1993 8,472,313 10,102
1992 8,540,164 10,021
1991 8,632,367 9,850
1990 8,718,289 9,622
1989 8,876,972 9,390
1988 8,981,446 9,165
1987 8,971,359 8,946
1986 8,958,171 8,742
1985 8,960,547 8,551
1984 8,960,679 8,377
1983 8,939,738 8,216
1982 8,917,457 8,040
1981 8,891,117 7,839
1980 8,861,535 7,649
1979 8,825,940 7,468
1978 8,814,032 7,298
1977 8,804,183 7,163
1976 8,758,599 7,064
1975 8,720,742 6,987
1974 8,678,745 6,923
1973 8,620,967 6,866
1972 8,576,200 6,812
1971 8,536,395 6,762
1970 8,489,574 6,710
1969 8,434,172 6,581
1968 8,369,603 6,328
1967 8,310,226 6,135
1966 8,258,057 6,043
1965 8,204,168 5,832
1964 8,144,340 5,515
1963 8,078,145 5,226
1962 8,012,946 4,979
1961 7,943,118 4,774
1960 7,867,374 4,607

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06).

GeoRank.org/facts/bulgaria/nauru | CC BY

Fertility rates in Bulgaria and Nauru

Fertility rate
Bulgaria

Nauru
1x
Year Fertility rate
Bulgaria Nauru
2023 1.81 3.33
2022 1.78 3.38
2021 1.8 3.43
2020 1.77 3.47
2019 1.79 3.53
2018 1.73 3.68
2017 1.71 3.88
2016 1.67 4.03
2015 1.64 4.08
2014 1.62 4.09
2013 1.54 4.1
2012 1.5 4.12
2011 1.51 4.12
2010 1.57 4.02
2009 1.66 3.85
2008 1.56 3.67
2007 1.49 3.5
2006 1.44 3.4
2005 1.37 3.38
2004 1.33 3.38
2003 1.26 3.39
2002 1.23 3.4
2001 1.21 3.46
2000 1.26 3.54
1999 1.23 3.64
1998 1.11 3.68
1997 1.09 3.74
1996 1.23 3.78
1995 1.23 3.81
1994 1.37 3.84
1993 1.46 3.89
1992 1.55 3.95
1991 1.66 3.99
1990 1.82 4.02
1989 1.9 4.07
1988 1.97 4.11
1987 1.96 4.14
1986 2.02 4.15
1985 1.97 4.14
1984 2.01 4.11
1983 2.01 4.06
1982 2.01 3.99
1981 2 3.94
1980 2.05 3.88
1979 2.16 3.85
1978 2.15 3.84
1977 2.21 3.86
1976 2.24 3.9
1975 2.23 3.97
1974 2.29 4.07
1973 2.15 4.19
1972 2.03 4.36
1971 2.1 4.54
1970 2.17 4.74
1969 2.27 4.94
1968 2.27 5.14
1967 2.02 5.29
1966 2.03 5.41
1965 2.09 5.48
1964 2.19 5.47
1963 2.21 5.44
1962 2.24 5.42
1961 2.29 5.38
1960 2.31 5.34

Data sources: World Bank | Health (1960–2023, retrieved 2026-04-06).

GeoRank.org/facts/bulgaria/nauru | CC BY

Bulgaria and Nauru demographics compared

Median age
Bulgaria

Nauru
1x
Year Median age, years
Bulgaria Nauru
2024 45.5 21.4
2023 45.3 21.5
2022 45.2 21.6
2021 45 21.7
2020 44.9 21.8
2019 44.6 21.9
2018 44.3 21.8
2017 44.1 21.6
2016 43.8 21.5
2015 43.6 21.4
2014 43.3 21.5
2013 43 21.6
2012 42.8 21.7
2011 42.5 21.8
2010 42.3 21.8
2009 42 21.8
2008 41.7 21.7
2007 41.5 21.5
2006 41.3 21.3
2005 41.1 21.2
2004 40.8 21
2003 40.6 20.8
2002 40.3 20.6
2001 40 20.4
2000 39.7 20.1
1999 39.4 19.8
1998 39.1 19.6
1997 38.9 19.5
1996 38.6 19.4
1995 38.3 19.3
1994 38 19.3
1993 37.7 19.3
1992 37.4 19.4
1991 37 19.7
1990 36.6 20.2
1989 36.2 20.8
1988 35.9 21.4
1987 35.8 22.1
1986 35.6 22.8
1985 35.3 23.7
1984 35 24.5
1983 34.8 25.2
1982 34.6 25.1
1981 34.4 24.7
1980 34.2 24.2
1979 34.1 23.6
1978 34 22.9
1977 33.9 22.1
1976 33.8 21.5
1975 33.7 21
1974 33.6 20.4
1973 33.6 19.8
1972 33.5 19.4
1971 33.3 19.1
1970 33.2 18.7
1969 33 18.9
1968 32.8 21.2
1967 32.6 22.9
1966 32.3 22.9
1965 32 23.1
1964 31.6 23.4
1963 31.3 23.7
1962 31 23.9
1961 30.7 24
1960 30.4 23.8

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06).

GeoRank.org/facts/bulgaria/nauru | CC BY

Interactive Maps

Use the buttons below to switch between world maps comparing statistics for Bulgaria and Nauru.

1x
1x
1x
1x
1x
1x
1x

National statistics comparison

Finance

Bulgaria Nauru
GNI, Atlas method
$99B
2024
$244M
2024
Government expenditure, % of GDP
36.7%
2024
122.1%
2024
Education expenditure, % of GDP
4.5%
2022
5.68%
2023
Military expenditure, % of GDP
2.15%
2024
n/a
Armed forces personnel
37,000
2020
n/a
Deficit/surplus, % of GDP
-3.04%
2024
+29.8%
2024
Unemployment rate
4.17%
2024
5.06%
2021
Services, % of GDP
63.8%
2024
n/a
Industry, % of GDP
21.1%
2024
n/a
Economic freedom index
68.9
2026
60
2025
Income share by richest 10%
31.1%
2023
25.3%
2012
Income share by poorest 10%
2.1%
2023
3.4%
2012
Number of billionaires
2
2025
n/a
Percentage of billionaires
0.00004%
2025
n/a
Listed domestic companies
204
2024
n/a
Market capitalization of domestic companies
$8.41B
2024
n/a
Total reserves including gold
$43.7B
2024
n/a
Personal remittances received
$2.64B
2024
$2.24M
2024
International tourist arrivals
4,973,000
2020
n/a
International tourism as share of exports
4.49%
2020
2.32%
2018
Banked people share
84.7%
2024
n/a

Energy

Bulgaria Nauru
Energy use, kg of oil equivalent per capita
2,604 kg
2023
n/a
GDP PPP per kg equivalent of energy use
$14.9
2023
n/a
Carbon dioxide (CO2) emissions
34.2 megatons
2024
0 megatons
2024
CO2 emissions per capita
5.31 tons
2024
0 tons
2024
Fossil fuel energy use share
68.8%
2022
n/a
Renewable energy use share
20.4%
2021
1.9%
2022
Alternative and nuclear energy use share
29.8%
2023
n/a
Net energy imports use share
40.9%
2023
n/a
Electric power consumption per capita
5,361 kWh
2023
n/a
Renewable electricity output share
22.2%
2021
9.82%
2021
Hydroelectric share
7.78%
2023
0%
2021
Nuclear share
40.2%
2023
0%
2021
Electricity access
100%
2023
100%
2023

Society

Bulgaria Nauru
% of world population
0.08%
2024
0.0001%
2024
Annual migration change
-2,961
2025
-122
2025
Urban population
73.9%
2024
100%
2024
Male:Female ratio
48.4:51.6
2024
50.9:49.1
2024
Average male height
5.72 ft
2025
5.56 ft
2025
Average female height
5.4 ft
2025
5.18 ft
2025
Quality of life index
69.5
2026
51.2
2026
Corruption Perceptions Index
40
2025
56
2025
Higher education index
69
2026
n/a
Homicides per 100K people
1.09
2023
0
2012
Road traffic mortality per 100K people
9.2
2019
1
2025
Visa free countries
170
2025
89
2025
Adult literacy rate
98.4%
2021
96.6%
2023
English speaking
24.9%
2023
96.7%
2023
People using the Internet
82.4%
2024
81.7%
2020

Health

Bulgaria Nauru
Government health expenditure per capita
$1,258
2023
$2,292
2023
Out-of-pocket health expenditure per capita
$447
2023
$16.8
2023
Life expectancy
76.1 years
2026
62.6 years
2026
Foreign aid share of health expenditure
0.52%
2023
13.4%
2023
Physicians per 1,000 people
4.33
2022
1.27
2015
Age at first childbirth
26.9 years
2023
22.1 years
2017
Maternal mortality per 100K births
6
2023
273
2023
Mortality rate before reaching 5 years of age
6.1
2023
8.9
2023
Obesity rate
21.2%
2022
71.1%
2022
Diabetes prevalence
7.4%
2024
21.8%
2024
Air quality index
60
2026
93
2026
Tobacco use prevalence
39.5%
2022
48.3%
2022
Pure alcohol consumption per capita
11.6 liters
2020
2.79 liters
2020

Territory

Bulgaria Nauru
% of world land
0.07%
2026
0.00001%
2026
Land area per capita
6,507 sq mi
2024
646 sq mi
2024
Agricultural land area
19,317 sq mi
2026
1.54 sq mi
2026
Forest area
15,182 sq mi
2026
0 sq mi
2026
Roads length
12,124 mi
2023
18.6 mi
2002

In-depth comparisons

Help us show the world through your eyes

Share a photo of your city and help others discover what it looks like to live there. Your contribution makes our data come alive.

Data sources:

  1. World Bank | Health (1960–2025, retrieved 2026-04-06)
  2. United Nations | World Population Prospects (1950–2026, retrieved 2026-03-10)
  3. U.S. Census Bureau (1960–2025, retrieved 2026-02-08)
  4. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)
  5. International Monetary Fund (IMF) | Fiscal Monitor (2024, retrieved 2026-02-20)
  6. LivingCost (2026, retrieved 2025-10-14)
  7. World Obesity Federation (2022, retrieved 2026-02-08)
  8. Passport Index (2025, retrieved 2026-02-08)
  9. United Nations Economic Commission for Europe (UNECE) (2023, retrieved 2026-03-10)
  10. Transparency International (2025, retrieved 2026-02-10)
  11. The Heritage Foundation | Economic Freedom Index (2026, retrieved 2026-03-09)
  12. EduRank (2026, retrieved 2025-10-13)

Creative Commons Attribution (CC BY) — you’re free to copy, share, remix, adapt, and use even commercially as long as you give appropriate credit and clearly indicate if you made changes. Other sources may be subject to different license terms.