The latest officially reported population of Bulgaria was 6,444,366 in 2024 vs 232,679,478 people in Nigeria in 2024. In 2025, based on the adjusted UN estimation, the current Bulgaria's population is 6,403,235 people compared to 241,467,099 in Nigeria.
Population statistics:
- Nigeria's population is 37.7 times bigger than Bulgaria's.
- Bulgaria is ranked the 111th most populous country in the world, while Nigeria is the 6th.
- The countries together account for 3% of the world: 0.08% for Bulgaria vs 2.92% for Nigeria.
- For the last 10 years, Bulgaria has had an average growth rate of -0.95% per year vs +2.31% in Nigeria.
- Since 2005, the population of Bulgaria has decreased from 7.66M people to 6.4M (16.4% decline), while Nigeria has grown from 145M to 241M (66.5% growth).
- Nigeria is projected to reach its peak in 2100 at 477M 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 Nigeria: live population counter
Bulgaria
|
Nigeria
|
|
|---|---|---|
| Current population |
6403235
|
241467099
|
| Population rank | 111/197 | 6/197 |
| Percent of world population | 0.08% | 2.92% |
| One net population change |
3.93 hours
|
6.58 seconds
|
| One birth every |
9.16 minutes
|
4.2 seconds
|
| One death every |
5.19 minutes
|
11.8 seconds
|
| One migration net change every |
16.7 hours
|
14.9 minutes
|
| Annual migration change | +524 | -35,202 |
| Daily growth/decline | -6 | +13,141 |
| Annual growth/decline | -2,230 | +4,796,533 |
| Annual growth/decline rate | -0.03% | +2.1% |
| Population growth rate rank | 168/197 | 50/197 |
Bulgaria and Nigeria: population history and growth rate by year chart
Bulgaria
Population
Growth rate
Nigeria
Population
Growth rate
| Year | Population | Growth rate | ||
|---|---|---|---|---|
|
Bulgaria
|
Nigeria
|
Bulgaria
|
Nigeria
|
|
| 1960 | 7,867,374 | 45,053,782 | - | - |
| 1961 | 7,943,118 | 45,989,310 | 0.96% | 2.08% |
| 1962 | 8,012,946 | 46,965,292 | 0.88% | 2.12% |
| 1963 | 8,078,145 | 47,973,575 | 0.81% | 2.15% |
| 1964 | 8,144,340 | 49,012,016 | 0.82% | 2.16% |
| 1965 | 8,204,168 | 50,086,764 | 0.73% | 2.19% |
| 1966 | 8,258,057 | 51,188,234 | 0.66% | 2.2% |
| 1967 | 8,310,226 | 52,293,065 | 0.63% | 2.16% |
| 1968 | 8,369,603 | 53,432,783 | 0.71% | 2.18% |
| 1969 | 8,434,172 | 54,631,914 | 0.77% | 2.24% |
| 1970 | 8,489,574 | 55,893,838 | 0.66% | 2.31% |
| 1971 | 8,536,395 | 57,214,684 | 0.55% | 2.36% |
| 1972 | 8,576,200 | 58,601,748 | 0.47% | 2.42% |
| 1973 | 8,620,967 | 60,082,139 | 0.52% | 2.53% |
| 1974 | 8,678,745 | 61,679,144 | 0.67% | 2.66% |
| 1975 | 8,720,742 | 63,410,815 | 0.48% | 2.81% |
| 1976 | 8,758,599 | 65,258,009 | 0.43% | 2.91% |
| 1977 | 8,804,183 | 67,234,590 | 0.52% | 3.03% |
| 1978 | 8,814,032 | 69,326,532 | 0.11% | 3.11% |
| 1979 | 8,825,940 | 71,498,242 | 0.14% | 3.13% |
| 1980 | 8,861,535 | 73,764,641 | 0.4% | 3.17% |
| 1981 | 8,891,117 | 76,068,103 | 0.33% | 3.12% |
| 1982 | 8,917,457 | 78,378,701 | 0.3% | 3.04% |
| 1983 | 8,939,738 | 80,438,260 | 0.25% | 2.63% |
| 1984 | 8,960,679 | 82,526,443 | 0.23% | 2.6% |
| 1985 | 8,960,547 | 84,897,973 | -0.001% | 2.87% |
| 1986 | 8,958,171 | 87,235,953 | -0.03% | 2.75% |
| 1987 | 8,971,359 | 89,591,716 | 0.15% | 2.7% |
| 1988 | 8,981,446 | 92,020,090 | 0.11% | 2.71% |
| 1989 | 8,876,972 | 94,531,014 | -1.16% | 2.73% |
| 1990 | 8,718,289 | 97,120,925 | -1.79% | 2.74% |
| 1991 | 8,632,367 | 99,720,162 | -0.99% | 2.68% |
| 1992 | 8,540,164 | 102,372,770 | -1.07% | 2.66% |
| 1993 | 8,472,313 | 105,122,069 | -0.79% | 2.69% |
| 1994 | 8,443,591 | 107,935,714 | -0.34% | 2.68% |
| 1995 | 8,406,067 | 110,819,428 | -0.44% | 2.67% |
| 1996 | 8,362,826 | 113,754,779 | -0.51% | 2.65% |
| 1997 | 8,312,068 | 116,754,792 | -0.61% | 2.64% |
| 1998 | 8,256,786 | 119,846,254 | -0.67% | 2.65% |
| 1999 | 8,210,624 | 123,047,320 | -0.56% | 2.67% |
| 2000 | 8,170,172 | 126,382,494 | -0.49% | 2.71% |
| 2001 | 8,009,142 | 129,862,595 | -1.97% | 2.75% |
| 2002 | 7,837,161 | 133,471,989 | -2.15% | 2.78% |
| 2003 | 7,775,327 | 137,202,644 | -0.79% | 2.8% |
| 2004 | 7,716,860 | 141,057,045 | -0.75% | 2.81% |
| 2005 | 7,658,972 | 145,017,253 | -0.75% | 2.81% |
| 2006 | 7,601,022 | 149,077,334 | -0.76% | 2.8% |
| 2007 | 7,545,338 | 153,267,261 | -0.73% | 2.81% |
| 2008 | 7,492,561 | 157,595,014 | -0.7% | 2.82% |
| 2009 | 7,444,443 | 162,049,464 | -0.64% | 2.83% |
| 2010 | 7,395,599 | 166,642,886 | -0.66% | 2.83% |
| 2011 | 7,348,328 | 171,379,598 | -0.64% | 2.84% |
| 2012 | 7,305,888 | 176,200,625 | -0.58% | 2.81% |
| 2013 | 7,160,005 | 181,049,443 | -2% | 2.75% |
| 2014 | 7,073,572 | 185,896,915 | -1.21% | 2.68% |
| 2015 | 6,984,225 | 190,671,878 | -1.26% | 2.57% |
| 2016 | 6,894,139 | 195,443,700 | -1.29% | 2.5% |
| 2017 | 6,803,468 | 200,254,579 | -1.32% | 2.46% |
| 2018 | 6,710,798 | 204,938,755 | -1.36% | 2.34% |
| 2019 | 6,616,726 | 209,485,641 | -1.4% | 2.22% |
| 2020 | 6,550,696 | 213,996,181 | -1% | 2.15% |
| 2021 | 6,507,301 | 218,529,286 | -0.66% | 2.12% |
| 2022 | 6,465,097 | 223,150,896 | -0.65% | 2.11% |
| 2023 | 6,446,596 | 227,882,945 | -0.29% | 2.12% |
| 2024 | 6,444,366 | 232,679,478 | -0.03% | 2.1% |
| 2025 | 6,403,235 | 237,527,783 | -0.64% | 2.08% |
| 2026 | 6,358,515 | 242,431,830 | -0.7% | 2.06% |
| 2027 | 6,310,991 | 247,374,258 | -0.75% | 2.04% |
| 2028 | 6,261,580 | 252,346,128 | -0.78% | 2.01% |
| 2029 | 6,210,816 | 257,352,638 | -0.81% | 1.98% |
| 2030 | 6,158,806 | 262,380,975 | -0.84% | 1.95% |
| 2031 | 6,106,271 | 267,421,079 | -0.85% | 1.92% |
| 2032 | 6,054,057 | 272,483,635 | -0.86% | 1.89% |
| 2033 | 6,001,675 | 277,555,116 | -0.87% | 1.86% |
| 2034 | 5,948,975 | 282,622,388 | -0.88% | 1.83% |
| 2035 | 5,896,427 | 287,685,757 | -0.88% | 1.79% |
| 2036 | 5,843,557 | 292,739,390 | -0.9% | 1.76% |
| 2037 | 5,790,371 | 297,773,236 | -0.91% | 1.72% |
| 2038 | 5,737,870 | 302,782,350 | -0.91% | 1.68% |
| 2039 | 5,685,753 | 307,764,754 | -0.91% | 1.65% |
| 2040 | 5,633,818 | 312,710,403 | -0.91% | 1.61% |
| 2041 | 5,582,636 | 317,607,237 | -0.91% | 1.57% |
| 2042 | 5,532,405 | 322,450,302 | -0.9% | 1.52% |
| 2043 | 5,483,086 | 327,243,941 | -0.89% | 1.49% |
| 2044 | 5,434,397 | 331,983,354 | -0.89% | 1.45% |
| 2045 | 5,386,376 | 336,662,502 | -0.88% | 1.41% |
| 2046 | 5,338,852 | 341,281,757 | -0.88% | 1.37% |
| 2047 | 5,291,441 | 345,844,004 | -0.89% | 1.34% |
| 2048 | 5,244,419 | 350,347,757 | -0.89% | 1.3% |
| 2049 | 5,197,955 | 354,792,418 | -0.89% | 1.27% |
| 2050 | 5,151,745 | 359,185,550 | -0.89% | 1.24% |
From 2005 to 2015, the population of Bulgaria decreased by 674,747 people (a 8.81% decline), while Nigeria gained 45,654,625 people (a 31.5% growth).
For the next 10 years, from 2015 to 2025, Bulgaria lost -580,990 (a 8.32% decline), while Nigeria's population increased by 50,795,221 (a 26.6% growth).
Bulgaria was ranked 92nd most populous country in 2005 and is 111th in 2025. Nigeria was ranked 7th in 2005 and ranked 6th 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 Nigeria will increase by 48.8% to 359,185,550 people and rank change from 6th to 5th.
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Population differences between Bulgaria and Nigeria
|
Bulgaria
|
Nigeria
|
|
|---|---|---|
| Life expectancy | 76 years | 54.8 years |
| Average age | 44.1 years | 23.4 years |
| Median age | 45.5 years | 19 years |
| Male:Female ratio | 48.4:51.6 | 50.6:49.4 |
| Fertility rate | 1.81 births per woman | 4.48 births per woman |
| Population density | 153.7 ppl/mi² | 662 ppl/mi² |
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