The latest officially reported population of Bulgaria was 6,433,302 in 2025 vs 882,847 people in Comoros in 2025. In 2026, based on the adjusted UN estimation, the current Bulgaria's population is 6,390,149 people compared to 907,554 in Comoros.
Population statistics:
- Bulgaria's population is 7.04 times bigger than Comoros'.
- Bulgaria is ranked the 112th most populous country in the world, while Comoros is the 160th.
- The countries together account for 0.09% of the world: 0.08% for Bulgaria vs 0.01% for Comoros.
- For the last 10 years, Bulgaria has had an average growth rate of -0.86% per year vs +1.98% in Comoros.
- Since 2006, the population of Bulgaria has decreased from 7.6M people to 6.39M (15.9% decline), while Comoros has grown from 605K to 908K (50.1% growth).
Bulgaria vs Comoros: population by year and forecast
| Year | Population | |
|---|---|---|
Bulgaria
|
Comoros
|
|
| 2100 | 3,384,288 | 1,926,001 |
| 2099 | 3,408,821 | 1,920,237 |
| 2098 | 3,433,149 | 1,914,226 |
| 2097 | 3,457,549 | 1,907,753 |
| 2096 | 3,482,057 | 1,901,145 |
| 2095 | 3,506,060 | 1,894,043 |
| 2094 | 3,530,278 | 1,886,731 |
| 2093 | 3,554,432 | 1,879,280 |
| 2092 | 3,578,667 | 1,871,442 |
| 2091 | 3,602,907 | 1,863,207 |
| 2090 | 3,627,300 | 1,854,628 |
| 2089 | 3,652,188 | 1,845,770 |
| 2088 | 3,677,416 | 1,836,626 |
| 2087 | 3,703,460 | 1,827,319 |
| 2086 | 3,730,284 | 1,817,526 |
| 2085 | 3,757,953 | 1,807,595 |
| 2084 | 3,786,496 | 1,797,247 |
| 2083 | 3,815,548 | 1,786,418 |
| 2082 | 3,845,662 | 1,775,471 |
| 2081 | 3,876,344 | 1,764,356 |
| 2080 | 3,908,874 | 1,752,964 |
| 2079 | 3,942,344 | 1,741,420 |
| 2078 | 3,976,345 | 1,729,386 |
| 2077 | 4,011,440 | 1,717,157 |
| 2076 | 4,047,182 | 1,704,500 |
| 2075 | 4,083,977 | 1,691,609 |
| 2074 | 4,122,447 | 1,678,648 |
| 2073 | 4,161,511 | 1,665,451 |
| 2072 | 4,201,158 | 1,652,064 |
| 2071 | 4,241,639 | 1,638,357 |
| 2070 | 4,283,145 | 1,624,757 |
| 2069 | 4,325,083 | 1,610,830 |
| 2068 | 4,367,606 | 1,596,616 |
| 2067 | 4,411,116 | 1,582,126 |
| 2066 | 4,455,358 | 1,567,516 |
| 2065 | 4,500,141 | 1,552,831 |
| 2064 | 4,545,243 | 1,537,938 |
| 2063 | 4,590,439 | 1,522,892 |
| 2062 | 4,635,634 | 1,507,810 |
| 2061 | 4,681,315 | 1,492,305 |
| 2060 | 4,727,089 | 1,476,645 |
| 2059 | 4,772,667 | 1,460,854 |
| 2058 | 4,817,532 | 1,444,947 |
| 2057 | 4,862,597 | 1,428,887 |
| 2056 | 4,907,646 | 1,412,627 |
| 2055 | 4,953,105 | 1,396,136 |
| 2054 | 4,998,650 | 1,379,512 |
| 2053 | 5,044,397 | 1,362,718 |
| 2052 | 5,089,817 | 1,345,563 |
| 2051 | 5,135,505 | 1,328,334 |
| 2050 | 5,181,635 | 1,310,991 |
| 2049 | 5,228,058 | 1,293,638 |
| 2048 | 5,274,692 | 1,276,008 |
| 2047 | 5,322,212 | 1,258,663 |
| 2046 | 5,369,645 | 1,241,175 |
| 2045 | 5,417,381 | 1,223,576 |
| 2044 | 5,465,818 | 1,205,796 |
| 2043 | 5,514,902 | 1,188,079 |
| 2042 | 5,564,573 | 1,170,578 |
| 2041 | 5,615,489 | 1,153,033 |
| 2040 | 5,667,076 | 1,135,514 |
| 2039 | 5,719,506 | 1,117,995 |
| 2038 | 5,771,452 | 1,100,650 |
| 2037 | 5,824,628 | 1,083,380 |
| 2036 | 5,877,980 | 1,066,037 |
| 2035 | 5,930,517 | 1,048,888 |
| 2034 | 5,983,205 | 1,031,937 |
| 2033 | 6,036,049 | 1,014,960 |
| 2032 | 6,088,107 | 998,204 |
| 2031 | 6,140,619 | 981,505 |
| 2030 | 6,193,318 | 964,876 |
| 2029 | 6,244,785 | 948,286 |
| 2028 | 6,294,981 | 931,821 |
| 2027 | 6,343,732 | 915,471 |
| 2026 | 6,390,149 | 899,193 |
| 2025 | 6,433,302 | 882,847 |
| 2024 | 6,441,421 | 866,628 |
| 2023 | 6,446,596 | 850,387 |
| 2022 | 6,465,097 | 834,188 |
| 2021 | 6,507,301 | 818,174 |
| 2020 | 6,550,696 | 802,163 |
| 2019 | 6,616,726 | 786,578 |
| 2018 | 6,710,798 | 771,590 |
| 2017 | 6,803,468 | 756,669 |
| 2016 | 6,894,139 | 741,741 |
| 2015 | 6,984,225 | 726,682 |
| 2014 | 7,073,572 | 711,503 |
| 2013 | 7,160,005 | 696,192 |
| 2012 | 7,305,888 | 681,630 |
| 2011 | 7,348,328 | 668,056 |
| 2010 | 7,395,599 | 654,836 |
| 2009 | 7,444,443 | 641,947 |
| 2008 | 7,492,561 | 629,307 |
| 2007 | 7,545,338 | 616,927 |
| 2006 | 7,601,022 | 604,753 |
| 2005 | 7,658,972 | 592,677 |
| 2004 | 7,716,860 | 580,704 |
| 2003 | 7,775,327 | 569,798 |
| 2002 | 7,837,161 | 558,923 |
| 2001 | 8,009,142 | 547,220 |
| 2000 | 8,170,172 | 536,080 |
| 1999 | 8,210,624 | 525,886 |
| 1998 | 8,256,786 | 516,597 |
| 1997 | 8,312,068 | 507,777 |
| 1996 | 8,362,826 | 499,107 |
| 1995 | 8,406,067 | 490,586 |
| 1994 | 8,443,591 | 482,142 |
| 1993 | 8,472,313 | 473,682 |
| 1992 | 8,540,164 | 465,113 |
| 1991 | 8,632,367 | 455,556 |
| 1990 | 8,718,289 | 444,596 |
| 1989 | 8,876,972 | 433,103 |
| 1988 | 8,981,446 | 421,687 |
| 1987 | 8,971,359 | 410,439 |
| 1986 | 8,958,171 | 399,318 |
| 1985 | 8,960,547 | 388,352 |
| 1984 | 8,960,679 | 377,637 |
| 1983 | 8,939,738 | 367,233 |
| 1982 | 8,917,457 | 357,139 |
| 1981 | 8,891,117 | 347,382 |
| 1980 | 8,861,535 | 337,721 |
| 1979 | 8,825,940 | 327,791 |
| 1978 | 8,814,032 | 317,688 |
| 1977 | 8,804,183 | 307,579 |
| 1976 | 8,758,599 | 297,538 |
| 1975 | 8,720,742 | 287,692 |
| 1974 | 8,678,745 | 278,075 |
| 1973 | 8,620,967 | 268,820 |
| 1972 | 8,576,200 | 260,077 |
| 1971 | 8,536,395 | 251,865 |
| 1970 | 8,489,574 | 244,185 |
| 1969 | 8,434,172 | 237,001 |
| 1968 | 8,369,603 | 230,244 |
| 1967 | 8,310,226 | 223,859 |
| 1966 | 8,258,057 | 218,663 |
| 1965 | 8,204,168 | 214,967 |
| 1964 | 8,144,340 | 211,644 |
| 1963 | 8,078,145 | 208,185 |
| 1962 | 8,012,946 | 204,702 |
| 1961 | 7,943,118 | 201,201 |
| 1960 | 7,867,374 | 197,700 |
Data sources: United Nations | World Population Prospects (2026–2100, retrieved 2026-07-08); World Bank | Health (1960–2025, retrieved 2026-07-08).
GeoRank.org/population/bulgaria/comoros | CC BY 
From 2006 to 2016, the population of Bulgaria decreased by 706,883 people (a 9.3% decline), while Comoros gained 136,988 people (a 22.7% growth).
For the next 10 years, from 2016 to 2026, Bulgaria lost 503,990 people (a 7.31% decline), while Comoros' population increased by 165,813 people (a 22.4% growth).
Bulgaria was ranked 95th most populous country in 2006 and is 112th in 2026. Comoros was ranked 163rd in 2006 and ranked 160th now.
The UN's World Population Prospects forecasts that in 24 years (in 2050) Bulgaria's population will shrink by 18.9% to 5,181,635 people with a rank change from 112th to 128th. The population of Comoros will increase by 44.5% to 1,310,991 people and rank change from 160th to 157th.
Comoros is projected to reach its peak in 2100 at 1.93M people, while Bulgaria's population already peaked in 1988 at 8.98M people and is projected to decrease to 3.38M people by 2100.
Population growth rate by year
| Year | Growth rate | |
|---|---|---|
|
Bulgaria
|
Comoros
|
|
| 2100 | -0.72% | 0.3% |
| 2099 | -0.71% | 0.31% |
| 2098 | -0.71% | 0.34% |
| 2097 | -0.7% | 0.35% |
| 2096 | -0.68% | 0.37% |
| 2095 | -0.69% | 0.39% |
| 2094 | -0.68% | 0.4% |
| 2093 | -0.68% | 0.42% |
| 2092 | -0.67% | 0.44% |
| 2091 | -0.67% | 0.46% |
| 2090 | -0.68% | 0.48% |
| 2089 | -0.69% | 0.5% |
| 2088 | -0.7% | 0.51% |
| 2087 | -0.72% | 0.54% |
| 2086 | -0.74% | 0.55% |
| 2085 | -0.75% | 0.58% |
| 2084 | -0.76% | 0.61% |
| 2083 | -0.78% | 0.62% |
| 2082 | -0.79% | 0.63% |
| 2081 | -0.83% | 0.65% |
| 2080 | -0.85% | 0.66% |
| 2079 | -0.86% | 0.7% |
| 2078 | -0.87% | 0.71% |
| 2077 | -0.88% | 0.74% |
| 2076 | -0.9% | 0.76% |
| 2075 | -0.93% | 0.77% |
| 2074 | -0.94% | 0.79% |
| 2073 | -0.94% | 0.81% |
| 2072 | -0.95% | 0.84% |
| 2071 | -0.97% | 0.84% |
| 2070 | -0.97% | 0.86% |
| 2069 | -0.97% | 0.89% |
| 2068 | -0.99% | 0.92% |
| 2067 | -0.99% | 0.93% |
| 2066 | -1% | 0.95% |
| 2065 | -0.99% | 0.97% |
| 2064 | -0.98% | 0.99% |
| 2063 | -0.97% | 1% |
| 2062 | -0.98% | 1.04% |
| 2061 | -0.97% | 1.06% |
| 2060 | -0.95% | 1.08% |
| 2059 | -0.93% | 1.1% |
| 2058 | -0.93% | 1.12% |
| 2057 | -0.92% | 1.15% |
| 2056 | -0.92% | 1.18% |
| 2055 | -0.91% | 1.21% |
| 2054 | -0.91% | 1.23% |
| 2053 | -0.89% | 1.27% |
| 2052 | -0.89% | 1.3% |
| 2051 | -0.89% | 1.32% |
| 2050 | -0.89% | 1.34% |
| 2049 | -0.88% | 1.38% |
| 2048 | -0.89% | 1.38% |
| 2047 | -0.88% | 1.41% |
| 2046 | -0.88% | 1.44% |
| 2045 | -0.89% | 1.47% |
| 2044 | -0.89% | 1.49% |
| 2043 | -0.89% | 1.5% |
| 2042 | -0.91% | 1.52% |
| 2041 | -0.91% | 1.54% |
| 2040 | -0.92% | 1.57% |
| 2039 | -0.9% | 1.58% |
| 2038 | -0.91% | 1.59% |
| 2037 | -0.91% | 1.63% |
| 2036 | -0.89% | 1.63% |
| 2035 | -0.88% | 1.64% |
| 2034 | -0.88% | 1.67% |
| 2033 | -0.86% | 1.68% |
| 2032 | -0.86% | 1.7% |
| 2031 | -0.85% | 1.72% |
| 2030 | -0.82% | 1.75% |
| 2029 | -0.8% | 1.77% |
| 2028 | -0.77% | 1.79% |
| 2027 | -0.73% | 1.81% |
| 2026 | -0.67% | 1.85% |
| 2025 | -0.13% | 1.87% |
| 2024 | -0.08% | 1.91% |
| 2023 | -0.29% | 1.94% |
| 2022 | -0.65% | 1.96% |
| 2021 | -0.66% | 2% |
| 2020 | -1% | 1.98% |
| 2019 | -1.4% | 1.94% |
| 2018 | -1.36% | 1.97% |
| 2017 | -1.32% | 2.01% |
| 2016 | -1.29% | 2.07% |
| 2015 | -1.26% | 2.13% |
| 2014 | -1.21% | 2.2% |
| 2013 | -2% | 2.14% |
| 2012 | -0.58% | 2.03% |
| 2011 | -0.64% | 2.02% |
| 2010 | -0.66% | 2.01% |
| 2009 | -0.64% | 2.01% |
| 2008 | -0.7% | 2.01% |
| 2007 | -0.73% | 2.01% |
| 2006 | -0.76% | 2.04% |
| 2005 | -0.75% | 2.06% |
| 2004 | -0.75% | 1.91% |
| 2003 | -0.79% | 1.95% |
| 2002 | -2.15% | 2.14% |
| 2001 | -1.97% | 2.08% |
| 2000 | -0.49% | 1.94% |
| 1999 | -0.56% | 1.8% |
| 1998 | -0.67% | 1.74% |
| 1997 | -0.61% | 1.74% |
| 1996 | -0.51% | 1.74% |
| 1995 | -0.44% | 1.75% |
| 1994 | -0.34% | 1.79% |
| 1993 | -0.79% | 1.84% |
| 1992 | -1.07% | 2.1% |
| 1991 | -0.99% | 2.47% |
| 1990 | -1.79% | 2.65% |
| 1989 | -1.16% | 2.71% |
| 1988 | 0.11% | 2.74% |
| 1987 | 0.15% | 2.78% |
| 1986 | -0.03% | 2.82% |
| 1985 | -0.001% | 2.84% |
| 1984 | 0.23% | 2.83% |
| 1983 | 0.25% | 2.83% |
| 1982 | 0.3% | 2.81% |
| 1981 | 0.33% | 2.86% |
| 1980 | 0.4% | 3.03% |
| 1979 | 0.14% | 3.18% |
| 1978 | 0.11% | 3.29% |
| 1977 | 0.52% | 3.37% |
| 1976 | 0.43% | 3.42% |
| 1975 | 0.48% | 3.46% |
| 1974 | 0.67% | 3.44% |
| 1973 | 0.52% | 3.36% |
| 1972 | 0.47% | 3.26% |
| 1971 | 0.55% | 3.15% |
| 1970 | 0.66% | 3.03% |
| 1969 | 0.77% | 2.93% |
| 1968 | 0.71% | 2.85% |
| 1967 | 0.63% | 2.38% |
| 1966 | 0.66% | 1.72% |
| 1965 | 0.73% | 1.57% |
| 1964 | 0.82% | 1.66% |
| 1963 | 0.81% | 1.7% |
| 1962 | 0.88% | 1.74% |
| 1961 | 0.96% | 1.77% |
Data sources: United Nations | World Population Prospects (2026–2100, retrieved 2026-07-08); World Bank | Health (1961–2025, retrieved 2026-07-08).
GeoRank.org/population/bulgaria/comoros | CC BY
In 2025, the population of Bulgaria declined by 0.13%, while Comoros' population grew by 1.87%.
Live population counters
|
Bulgaria
|
Comoros
|
|
|---|---|---|
| Current population |
6390149
|
907554
|
| Population rank | 112/197 | 160/197 |
| Percent of world population | 0.08% | 0.01% |
| One net population change |
1.08 hours
|
32.5 minutes
|
| One birth every |
9.83 minutes
|
21.5 minutes
|
| One death every |
5.23 minutes
|
1.42 hours
|
| Daily growth/decline | -22 | +44 |
| Annual growth/decline | -8,119 | +16,219 |
| Annual growth/decline rate | -0.13% | +1.87% |
| Population growth rate rank | 168/197 | 55/197 |
| One migration net change every |
2.97 hours
|
4.13 hours
|
| Annual migration change | -2,961 | -2,127 |
| Net migration rank | 106/196 | 98/196 |
| Foreign-born residents | 299,100 | 12,449 |
| Foreign-born residents rank | 98/195 | 177/195 |
| Foreign-born share of population | 4.4% | 1.4% |
| Foreign-born share rank | 99/195 | 147/195 |
Natural population change vs migration
| Year | Population change | |||
|---|---|---|---|---|
|
Bulgaria
|
Comoros
|
|||
| Natural | Migration | Natural | Migration | |
| 2025 | - | -2,961 | - | -2,127 |
| 2024 | -47,023 | 524 | 18,294 | -2,051 |
| 2023 | -43,837 | 5,173 | 18,247 | -2,002 |
| 2022 | -62,065 | 26,498 | 18,154 | -2,002 |
| 2021 | -90,452 | 11,756 | 17,645 | -1,766 |
| 2020 | -65,507 | 30,167 | 17,906 | -1,766 |
| 2019 | -46,317 | -2,156 | 17,936 | -2,916 |
| 2018 | -46,304 | -3,873 | 17,883 | -2,917 |
| 2017 | -45,583 | -6,109 | 17,798 | -2,920 |
| 2016 | -42,744 | -9,482 | 17,913 | -2,938 |
| 2015 | -44,699 | -4,227 | 17,961 | -2,815 |
| 2014 | -41,027 | -2,180 | 17,876 | -2,667 |
| 2013 | -37,948 | -1,324 | 17,776 | -2,365 |
| 2012 | -40,183 | -26,334 | 17,565 | -3,835 |
| 2011 | -37,477 | -23,360 | 17,313 | -3,897 |
| 2010 | -34,759 | -21,668 | 16,849 | -3,832 |
| 2009 | -26,800 | -19,060 | 16,315 | -3,553 |
| 2008 | -32,967 | -17,595 | 15,804 | -3,294 |
| 2007 | -37,727 | -16,366 | 15,393 | -3,147 |
| 2006 | -39,526 | -15,184 | 15,124 | -3,020 |
| 2005 | -42,124 | -14,435 | 14,810 | -2,760 |
| 2004 | -40,128 | -13,604 | 14,349 | -2,455 |
| 2003 | -44,319 | -13,183 | 14,031 | -4,112 |
| 2002 | -46,240 | -12,735 | 13,760 | -1,925 |
| 2001 | -44,050 | -30,726 | 13,598 | -2,029 |
| 2000 | -41,668 | -26,211 | 13,270 | -2,557 |
| 1999 | -39,411 | -23,846 | 13,161 | -3,490 |
| 1998 | -52,844 | -23,262 | 13,099 | -4,194 |
| 1997 | -58,185 | -22,963 | 13,254 | -4,508 |
| 1996 | -45,159 | -21,520 | 13,390 | -4,805 |
| 1995 | -42,030 | -22,020 | 13,403 | -4,951 |
| 1994 | -32,086 | -20,984 | 13,465 | -5,024 |
| 1993 | -24,569 | -19,973 | 13,667 | -5,196 |
| 1992 | -18,789 | -120,552 | 13,867 | -5,198 |
| 1991 | -14,675 | -119,356 | 13,783 | -3,323 |
| 1990 | -3,487 | -116,817 | 13,610 | -2,141 |
| 1989 | 5,326 | -114,705 | 13,374 | -1,860 |
| 1988 | 9,879 | 215 | 13,144 | -1,832 |
| 1987 | 8,971 | 357 | 12,869 | -1,687 |
| 1986 | 16,125 | 1,104 | 12,566 | -1,502 |
| 1985 | 11,649 | -19,230 | 12,202 | -1,339 |
| 1984 | 20,610 | -1,032 | 11,830 | -1,259 |
| 1983 | 21,455 | -1,872 | 11,367 | -1,122 |
| 1982 | 24,077 | -1,860 | 11,002 | -1,065 |
| 1981 | 29,341 | -1,830 | 10,569 | -999 |
| 1980 | 30,129 | -2,045 | 10,095 | -344 |
| 1979 | 40,599 | -872 | 9,637 | 468 |
| 1978 | 44,070 | -62,769 | 9,189 | 909 |
| 1977 | 47,543 | -11,955 | 8,750 | 1,377 |
| 1976 | 56,055 | -2,522 | 8,371 | 1,585 |
| 1975 | 54,941 | -38,071 | 7,752 | 1,986 |
| 1974 | 64,223 | -1,402 | 7,654 | 1,840 |
| 1973 | 57,760 | -5,409 | 7,328 | 1,684 |
| 1972 | 47,169 | -11,296 | 7,019 | 1,461 |
| 1971 | 52,925 | -7,654 | 6,722 | 1,216 |
| 1970 | 61,125 | -11,315 | 6,456 | 966 |
| 1969 | 63,256 | -3,204 | 6,189 | 769 |
| 1968 | 69,468 | -132 | 5,960 | 592 |
| 1967 | 49,861 | -420 | 5,741 | 465 |
| 1966 | 54,504 | -144 | 5,601 | -1,408 |
| 1965 | 58,249 | -1,406 | 5,465 | -2,261 |
| 1964 | 66,783 | 505 | 5,359 | -1,924 |
| 1963 | 66,241 | 500 | 5,249 | -1,764 |
| 1962 | 64,104 | 499 | 5,157 | -1,667 |
| 1961 | 75,460 | 378 | 5,027 | -1,518 |
| 1960 | 76,314 | -1,112 | 4,886 | -1,406 |
Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08).
GeoRank.org/population/bulgaria/comoros | CC BY
Over the last 10 years, 91.7% of the population change in Bulgaria is from natural causes (a loss of 534,531 people) and 8.28% is from migration (a gain of 48,271 people). In Comoros 88.2% is from natural causes (a gain of 179,737 people) and 11.8% is from migration (a loss of 24,093 people).
As of 2024, 299,100 residents or 4.4% of the population were not native-born in Bulgaria, compared to 12,449 people or 1.4% in Comoros.
Biggest cities by population
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Population differences between Bulgaria and Comoros
|
Bulgaria
|
Comoros
|
|
|---|---|---|
| Life expectancy | 76.1 years | 67.5 years |
| Average age | 44.2 years | 25.9 years |
| Median age | 45.7 years | 21.7 years |
| Male:Female ratio | 48.4:51.6 | 50.3:49.7 |
| Fertility rate | 1.72 births per woman | 3.82 births per woman |
| Population density | 152.5 ppl/mi² | 1,251 ppl/mi² |
Population map with other countries
Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08); United Nations | World Population Prospects (1960–2026, retrieved 2026-07-08); U.S. Census Bureau (1960–2025, retrieved 2026-07-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08).
GeoRank.org/population/bulgaria/comoros | CC BY
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Data sources:
- World Bank | Health (1960–2025, retrieved 2026-07-08)
- United Nations | World Population Prospects (1960–2100, retrieved 2026-07-08)
- U.S. Census Bureau (1960–2025, retrieved 2026-07-08)
- Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08)
- Wikidata (2026, retrieved 2026-07-08)
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