The latest officially reported population of Bulgaria was 6,444,366 in 2024 vs 11,947 people in Nauru in 2024. In 2025, based on the adjusted UN estimation, the current Bulgaria's population is 6,403,235 people compared to 12,088 in Nauru.
Population statistics:
- Bulgaria's population is 530 times bigger than Nauru's.
- Bulgaria is ranked the 111th most populous country in the world, while Nauru is the 195th.
- The countries together account for 0.08% of the world: 0.08% for Bulgaria vs 0.0001% for Nauru.
- For the last 10 years, Bulgaria has had an average growth rate of -0.95% per year vs +1.17% in Nauru.
- Since 2005, the population of Bulgaria has decreased from 7.66M people to 6.4M (16.4% decline), while Nauru has grown from 10K to 12.1K (20.3% growth).
- Nauru is projected to reach its peak in 2100 at 20.6K people, while Bulgaria's population already peaked in 1988 at 8.98M people and is projected to decrease to 3.37M people by 2100.
Bulgaria vs Nauru: live population counter
|
|
|
|
|---|---|---|
| Current population |
6403235
|
12088
|
| Population rank | 111/197 | 195/197 |
| Percent of world population | 0.08% | 0.0001% |
| One net population change |
3.93 hours
|
5.07 days
|
| One birth every |
9.16 minutes
|
1.21 days
|
| One death every |
5.19 minutes
|
4.1 days
|
| One migration net change every |
16.7 hours
|
3.02 days
|
| Annual migration change | +524 | -121 |
| Daily growth/decline | -6 | +0 |
| Annual growth/decline | -2,230 | +72 |
| Annual growth/decline rate | -0.03% | +0.61% |
| Population growth rate rank | 168/197 | 127/197 |
Bulgaria and Nauru: population history and growth rate by year chart
| Year | Population | Growth rate | ||
|---|---|---|---|---|
|
|
|
|
|
|
| 1960 | 7,867,374 | 4,607 | - | - |
| 1961 | 7,943,118 | 4,774 | 0.96% | 3.62% |
| 1962 | 8,012,946 | 4,979 | 0.88% | 4.29% |
| 1963 | 8,078,145 | 5,226 | 0.81% | 4.96% |
| 1964 | 8,144,340 | 5,515 | 0.82% | 5.53% |
| 1965 | 8,204,168 | 5,832 | 0.73% | 5.75% |
| 1966 | 8,258,057 | 6,043 | 0.66% | 3.62% |
| 1967 | 8,310,226 | 6,135 | 0.63% | 1.52% |
| 1968 | 8,369,603 | 6,328 | 0.71% | 3.15% |
| 1969 | 8,434,172 | 6,581 | 0.77% | 4% |
| 1970 | 8,489,574 | 6,710 | 0.66% | 1.96% |
| 1971 | 8,536,395 | 6,762 | 0.55% | 0.77% |
| 1972 | 8,576,200 | 6,812 | 0.47% | 0.74% |
| 1973 | 8,620,967 | 6,866 | 0.52% | 0.79% |
| 1974 | 8,678,745 | 6,923 | 0.67% | 0.83% |
| 1975 | 8,720,742 | 6,987 | 0.48% | 0.92% |
| 1976 | 8,758,599 | 7,064 | 0.43% | 1.1% |
| 1977 | 8,804,183 | 7,163 | 0.52% | 1.4% |
| 1978 | 8,814,032 | 7,298 | 0.11% | 1.88% |
| 1979 | 8,825,940 | 7,468 | 0.14% | 2.33% |
| 1980 | 8,861,535 | 7,649 | 0.4% | 2.42% |
| 1981 | 8,891,117 | 7,839 | 0.33% | 2.48% |
| 1982 | 8,917,457 | 8,040 | 0.3% | 2.56% |
| 1983 | 8,939,738 | 8,216 | 0.25% | 2.19% |
| 1984 | 8,960,679 | 8,377 | 0.23% | 1.96% |
| 1985 | 8,960,547 | 8,551 | -0.001% | 2.08% |
| 1986 | 8,958,171 | 8,742 | -0.03% | 2.23% |
| 1987 | 8,971,359 | 8,946 | 0.15% | 2.33% |
| 1988 | 8,981,446 | 9,165 | 0.11% | 2.45% |
| 1989 | 8,876,972 | 9,390 | -1.16% | 2.45% |
| 1990 | 8,718,289 | 9,622 | -1.79% | 2.47% |
| 1991 | 8,632,367 | 9,850 | -0.99% | 2.37% |
| 1992 | 8,540,164 | 10,021 | -1.07% | 1.74% |
| 1993 | 8,472,313 | 10,102 | -0.79% | 0.81% |
| 1994 | 8,443,591 | 10,137 | -0.34% | 0.35% |
| 1995 | 8,406,067 | 10,165 | -0.44% | 0.28% |
| 1996 | 8,362,826 | 10,183 | -0.51% | 0.18% |
| 1997 | 8,312,068 | 10,197 | -0.61% | 0.14% |
| 1998 | 8,256,786 | 10,198 | -0.67% | 0.01% |
| 1999 | 8,210,624 | 10,187 | -0.56% | -0.11% |
| 2000 | 8,170,172 | 10,168 | -0.49% | -0.19% |
| 2001 | 8,009,142 | 10,130 | -1.97% | -0.37% |
| 2002 | 7,837,161 | 10,082 | -2.15% | -0.47% |
| 2003 | 7,775,327 | 10,059 | -0.79% | -0.23% |
| 2004 | 7,716,860 | 10,060 | -0.75% | 0.01% |
| 2005 | 7,658,972 | 10,049 | -0.75% | -0.11% |
| 2006 | 7,601,022 | 10,034 | -0.76% | -0.15% |
| 2007 | 7,545,338 | 10,020 | -0.73% | -0.14% |
| 2008 | 7,492,561 | 10,009 | -0.7% | -0.11% |
| 2009 | 7,444,443 | 10,016 | -0.64% | 0.07% |
| 2010 | 7,395,599 | 10,043 | -0.66% | 0.27% |
| 2011 | 7,348,328 | 10,098 | -0.64% | 0.55% |
| 2012 | 7,305,888 | 10,267 | -0.58% | 1.67% |
| 2013 | 7,160,005 | 10,517 | -2% | 2.43% |
| 2014 | 7,073,572 | 10,742 | -1.21% | 2.14% |
| 2015 | 6,984,225 | 10,954 | -1.26% | 1.97% |
| 2016 | 6,894,139 | 11,150 | -1.29% | 1.79% |
| 2017 | 6,803,468 | 11,324 | -1.32% | 1.56% |
| 2018 | 6,710,798 | 11,477 | -1.36% | 1.35% |
| 2019 | 6,616,726 | 11,587 | -1.4% | 0.96% |
| 2020 | 6,550,696 | 11,643 | -1% | 0.48% |
| 2021 | 6,507,301 | 11,709 | -0.66% | 0.57% |
| 2022 | 6,465,097 | 11,801 | -0.65% | 0.79% |
| 2023 | 6,446,596 | 11,875 | -0.29% | 0.63% |
| 2024 | 6,444,366 | 11,947 | -0.03% | 0.61% |
| 2025 | 6,403,235 | 12,030 | -0.64% | 0.7% |
| 2026 | 6,358,515 | 12,103 | -0.7% | 0.61% |
| 2027 | 6,310,991 | 12,196 | -0.75% | 0.77% |
| 2028 | 6,261,580 | 12,296 | -0.78% | 0.82% |
| 2029 | 6,210,816 | 12,403 | -0.81% | 0.87% |
| 2030 | 6,158,806 | 12,519 | -0.84% | 0.94% |
| 2031 | 6,106,271 | 12,645 | -0.85% | 1% |
| 2032 | 6,054,057 | 12,785 | -0.86% | 1.11% |
| 2033 | 6,001,675 | 12,921 | -0.87% | 1.06% |
| 2034 | 5,948,975 | 13,071 | -0.88% | 1.16% |
| 2035 | 5,896,427 | 13,230 | -0.88% | 1.22% |
| 2036 | 5,843,557 | 13,391 | -0.9% | 1.21% |
| 2037 | 5,790,371 | 13,541 | -0.91% | 1.12% |
| 2038 | 5,737,870 | 13,697 | -0.91% | 1.16% |
| 2039 | 5,685,753 | 13,857 | -0.91% | 1.17% |
| 2040 | 5,633,818 | 14,041 | -0.91% | 1.33% |
| 2041 | 5,582,636 | 14,220 | -0.91% | 1.27% |
| 2042 | 5,532,405 | 14,402 | -0.9% | 1.28% |
| 2043 | 5,483,086 | 14,579 | -0.89% | 1.23% |
| 2044 | 5,434,397 | 14,754 | -0.89% | 1.2% |
| 2045 | 5,386,376 | 14,920 | -0.88% | 1.13% |
| 2046 | 5,338,852 | 15,098 | -0.88% | 1.19% |
| 2047 | 5,291,441 | 15,268 | -0.89% | 1.12% |
| 2048 | 5,244,419 | 15,431 | -0.89% | 1.07% |
| 2049 | 5,197,955 | 15,595 | -0.89% | 1.06% |
| 2050 | 5,151,745 | 15,751 | -0.89% | 1% |
From 2005 to 2015, the population of Bulgaria decreased by 674,747 people (a 8.81% decline), while Nauru gained 905 people (a 9.01% growth).
For the next 10 years, from 2015 to 2025, Bulgaria lost -580,990 (a 8.32% decline), while Nauru's population increased by 1,134 (a 10.4% growth).
Bulgaria was ranked 92nd most populous country in 2005 and is 111th in 2025. Nauru was ranked 195th in 2005 and still ranked 195th now.
The UN's World Population Prospects forecasts that with changing growth rate trends in 25 years (in 2050) Bulgaria's population will shrink by 19.5% to 5,151,745 people with a rank change from 111th to 128th. The population of Nauru will increase by 30.3% to 15,751 people and rank change from 195th to 194th.
Biggest cities by population
Compare countries by 7 more topics
Population differences between Bulgaria and Nauru
|
|
|
|
|---|---|---|
| Life expectancy | 76 years | 62.4 years |
| Average age | 44.1 years | 25.3 years |
| Median age | 45.5 years | 21.4 years |
| Male:Female ratio | 48.4:51.6 | 50.9:49.1 |
| Fertility rate | 1.81 births per woman | 3.33 births per woman |
| Population density | 153.7 ppl/mi² | 1,547 ppl/mi² |
Population map with other countries
Population
Growth rate visualization in other countries
Growth rate
Relevant pages:
By topic
vs
comparisons:
Population comparisons