The latest officially reported population of Bulgaria was 6,444,366 in 2024 vs 3,524,788 people in Mongolia in 2024. In 2025, based on the adjusted UN estimation, the current Bulgaria's population is 6,403,235 people compared to 3,599,274 in Mongolia.
Population statistics:
- Bulgaria's population is 1.78 times bigger than Mongolia's.
- Bulgaria is ranked the 111th most populous country in the world, while Mongolia is the 132nd.
- The countries together account for 0.12% of the world: 0.08% for Bulgaria vs 0.04% for Mongolia.
- For the last 10 years, Bulgaria has had an average growth rate of -0.95% per year vs +1.79% in Mongolia.
- Since 2005, the population of Bulgaria has decreased from 7.66M people to 6.4M (16.4% decline), while Mongolia has grown from 2.54M to 3.6M (41.9% growth).
- Mongolia is projected to reach its peak in 2100 at 5.6M 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 Mongolia: live population counter
Bulgaria
|
Mongolia
|
|
|---|---|---|
| Current population |
6403235
|
3599274
|
| Population rank | 111/197 | 132/197 |
| Percent of world population | 0.08% | 0.04% |
| One net population change |
3.93 hours
|
12 minutes
|
| One birth every |
9.16 minutes
|
7.95 minutes
|
| One death every |
5.19 minutes
|
27.5 minutes
|
| One migration net change every |
16.7 hours
|
4.4 days
|
| Annual migration change | +524 | +83 |
| Daily growth/decline | -6 | +120 |
| Annual growth/decline | -2,230 | +43,643 |
| Annual growth/decline rate | -0.03% | +1.25% |
| Population growth rate rank | 168/197 | 88/197 |
Bulgaria and Mongolia: population history and growth rate by year chart
Bulgaria
Population
Growth rate
Mongolia
Population
Growth rate
| Year | Population | Growth rate | ||
|---|---|---|---|---|
|
Bulgaria
|
Mongolia
|
Bulgaria
|
Mongolia
|
|
| 1960 | 7,867,374 | 977,595 | - | - |
| 1961 | 7,943,118 | 1,009,284 | 0.96% | 3.24% |
| 1962 | 8,012,946 | 1,041,444 | 0.88% | 3.19% |
| 1963 | 8,078,145 | 1,071,362 | 0.81% | 2.87% |
| 1964 | 8,144,340 | 1,100,234 | 0.82% | 2.69% |
| 1965 | 8,204,168 | 1,131,177 | 0.73% | 2.81% |
| 1966 | 8,258,057 | 1,163,754 | 0.66% | 2.88% |
| 1967 | 8,310,226 | 1,196,996 | 0.63% | 2.86% |
| 1968 | 8,369,603 | 1,229,930 | 0.71% | 2.75% |
| 1969 | 8,434,172 | 1,262,284 | 0.77% | 2.63% |
| 1970 | 8,489,574 | 1,295,272 | 0.66% | 2.61% |
| 1971 | 8,536,395 | 1,330,071 | 0.55% | 2.69% |
| 1972 | 8,576,200 | 1,366,821 | 0.47% | 2.76% |
| 1973 | 8,620,967 | 1,405,502 | 0.52% | 2.83% |
| 1974 | 8,678,745 | 1,446,050 | 0.67% | 2.88% |
| 1975 | 8,720,742 | 1,488,296 | 0.48% | 2.92% |
| 1976 | 8,758,599 | 1,531,945 | 0.43% | 2.93% |
| 1977 | 8,804,183 | 1,576,245 | 0.52% | 2.89% |
| 1978 | 8,814,032 | 1,619,468 | 0.11% | 2.74% |
| 1979 | 8,825,940 | 1,660,659 | 0.14% | 2.54% |
| 1980 | 8,861,535 | 1,701,335 | 0.4% | 2.45% |
| 1981 | 8,891,117 | 1,742,857 | 0.33% | 2.44% |
| 1982 | 8,917,457 | 1,785,364 | 0.3% | 2.44% |
| 1983 | 8,939,738 | 1,829,092 | 0.25% | 2.45% |
| 1984 | 8,960,679 | 1,874,349 | 0.23% | 2.47% |
| 1985 | 8,960,547 | 1,921,514 | -0.001% | 2.52% |
| 1986 | 8,958,171 | 1,970,965 | -0.03% | 2.57% |
| 1987 | 8,971,359 | 2,022,800 | 0.15% | 2.63% |
| 1988 | 8,981,446 | 2,076,322 | 0.11% | 2.65% |
| 1989 | 8,876,972 | 2,124,185 | -1.16% | 2.31% |
| 1990 | 8,718,289 | 2,098,710 | -1.79% | -1.2% |
| 1991 | 8,632,367 | 2,165,342 | -0.99% | 3.17% |
| 1992 | 8,540,164 | 2,167,790 | -1.07% | 0.11% |
| 1993 | 8,472,313 | 2,165,130 | -0.79% | -0.12% |
| 1994 | 8,443,591 | 2,189,395 | -0.34% | 1.12% |
| 1995 | 8,406,067 | 2,224,945 | -0.44% | 1.62% |
| 1996 | 8,362,826 | 2,259,507 | -0.51% | 1.55% |
| 1997 | 8,312,068 | 2,291,750 | -0.61% | 1.43% |
| 1998 | 8,256,786 | 2,323,809 | -0.67% | 1.4% |
| 1999 | 8,210,624 | 2,356,813 | -0.56% | 1.42% |
| 2000 | 8,170,172 | 2,388,299 | -0.49% | 1.34% |
| 2001 | 8,009,142 | 2,417,751 | -1.97% | 1.23% |
| 2002 | 7,837,161 | 2,449,027 | -2.15% | 1.29% |
| 2003 | 7,775,327 | 2,480,374 | -0.79% | 1.28% |
| 2004 | 7,716,860 | 2,508,412 | -0.75% | 1.13% |
| 2005 | 7,658,972 | 2,536,407 | -0.75% | 1.12% |
| 2006 | 7,601,022 | 2,567,168 | -0.76% | 1.21% |
| 2007 | 7,545,338 | 2,601,850 | -0.73% | 1.35% |
| 2008 | 7,492,561 | 2,643,201 | -0.7% | 1.59% |
| 2009 | 7,444,443 | 2,691,115 | -0.64% | 1.81% |
| 2010 | 7,395,599 | 2,738,622 | -0.66% | 1.77% |
| 2011 | 7,348,328 | 2,786,317 | -0.64% | 1.74% |
| 2012 | 7,305,888 | 2,839,705 | -0.58% | 1.92% |
| 2013 | 7,160,005 | 2,899,011 | -2% | 2.09% |
| 2014 | 7,073,572 | 2,963,113 | -1.21% | 2.21% |
| 2015 | 6,984,225 | 3,026,864 | -1.26% | 2.15% |
| 2016 | 6,894,139 | 3,088,856 | -1.29% | 2.05% |
| 2017 | 6,803,468 | 3,148,917 | -1.32% | 1.94% |
| 2018 | 6,710,798 | 3,208,189 | -1.36% | 1.88% |
| 2019 | 6,616,726 | 3,267,673 | -1.4% | 1.85% |
| 2020 | 6,550,696 | 3,327,204 | -1% | 1.82% |
| 2021 | 6,507,301 | 3,383,741 | -0.66% | 1.7% |
| 2022 | 6,465,097 | 3,433,748 | -0.65% | 1.48% |
| 2023 | 6,446,596 | 3,481,145 | -0.29% | 1.38% |
| 2024 | 6,444,366 | 3,524,788 | -0.03% | 1.25% |
| 2025 | 6,403,235 | 3,566,934 | -0.64% | 1.2% |
| 2026 | 6,358,515 | 3,607,194 | -0.7% | 1.13% |
| 2027 | 6,310,991 | 3,646,133 | -0.75% | 1.08% |
| 2028 | 6,261,580 | 3,684,133 | -0.78% | 1.04% |
| 2029 | 6,210,816 | 3,721,196 | -0.81% | 1.01% |
| 2030 | 6,158,806 | 3,757,736 | -0.84% | 0.98% |
| 2031 | 6,106,271 | 3,793,979 | -0.85% | 0.96% |
| 2032 | 6,054,057 | 3,830,403 | -0.86% | 0.96% |
| 2033 | 6,001,675 | 3,867,674 | -0.87% | 0.97% |
| 2034 | 5,948,975 | 3,905,872 | -0.88% | 0.99% |
| 2035 | 5,896,427 | 3,944,896 | -0.88% | 1% |
| 2036 | 5,843,557 | 3,984,836 | -0.9% | 1.01% |
| 2037 | 5,790,371 | 4,025,966 | -0.91% | 1.03% |
| 2038 | 5,737,870 | 4,067,894 | -0.91% | 1.04% |
| 2039 | 5,685,753 | 4,110,455 | -0.91% | 1.05% |
| 2040 | 5,633,818 | 4,153,587 | -0.91% | 1.05% |
| 2041 | 5,582,636 | 4,197,027 | -0.91% | 1.05% |
| 2042 | 5,532,405 | 4,240,723 | -0.9% | 1.04% |
| 2043 | 5,483,086 | 4,284,073 | -0.89% | 1.02% |
| 2044 | 5,434,397 | 4,327,016 | -0.89% | 1% |
| 2045 | 5,386,376 | 4,369,833 | -0.88% | 0.99% |
| 2046 | 5,338,852 | 4,411,717 | -0.88% | 0.96% |
| 2047 | 5,291,441 | 4,452,180 | -0.89% | 0.92% |
| 2048 | 5,244,419 | 4,491,289 | -0.89% | 0.88% |
| 2049 | 5,197,955 | 4,529,071 | -0.89% | 0.84% |
| 2050 | 5,151,745 | 4,565,277 | -0.89% | 0.8% |
From 2005 to 2015, the population of Bulgaria decreased by 674,747 people (a 8.81% decline), while Mongolia gained 490,457 people (a 19.3% growth).
For the next 10 years, from 2015 to 2025, Bulgaria lost -580,990 (a 8.32% decline), while Mongolia's population increased by 572,410 (a 18.9% growth).
Bulgaria was ranked 92nd most populous country in 2005 and is 111th in 2025. Mongolia was ranked 137th in 2005 and ranked 132nd 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 Mongolia will increase by 26.8% to 4,565,277 people and rank change from 132nd to 130th.
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Population differences between Bulgaria and Mongolia
|
Bulgaria
|
Mongolia
|
|
|---|---|---|
| Life expectancy | 76 years | 72.2 years |
| Average age | 44.1 years | 29.6 years |
| Median age | 45.5 years | 27.8 years |
| Male:Female ratio | 48.4:51.6 | 49.9:50.1 |
| Fertility rate | 1.81 births per woman | 2.7 births per woman |
| Population density | 153.7 ppl/mi² | 5.86 ppl/mi² |
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Growth rate visualization in other countries
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