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Population in Bulgaria compared to Mauritania: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of Bulgaria was 6,433,302 in 2025 vs 5,315,065 people in Mauritania in 2025. In 2026, based on the adjusted UN estimation, the current Bulgaria's population is 6,390,149 people compared to 5,539,189 in Mauritania.

Population statistics:

  • Bulgaria's population is 1.15 times bigger than Mauritania's.
  • Bulgaria is ranked the 112th most populous country in the world, while Mauritania is the 123rd.
  • The countries together account for 0.14% of the world: 0.08% for Bulgaria vs 0.07% for Mauritania.
  • For the last 10 years, Bulgaria has had an average growth rate of -0.86% per year vs +2.98% in Mauritania.
  • Since 2006, the population of Bulgaria has decreased from 7.6M people to 6.39M (15.9% decline), while Mauritania has grown from 3.01M to 5.54M (83.8% growth).

Bulgaria vs Mauritania: population by year and forecast

Bulgaria
Factual

Projection
Mauritania
Factual

Projection
1x
Year Population
Bulgaria Mauritania
2100 3,384,288 17,302,938
2099 3,408,821 17,195,692
2098 3,433,149 17,083,078
2097 3,457,549 16,968,365
2096 3,482,057 16,850,394
2095 3,506,060 16,732,430
2094 3,530,278 16,610,512
2093 3,554,432 16,485,880
2092 3,578,667 16,359,440
2091 3,602,907 16,229,167
2090 3,627,300 16,097,149
2089 3,652,188 15,962,562
2088 3,677,416 15,824,899
2087 3,703,460 15,683,760
2086 3,730,284 15,541,281
2085 3,757,953 15,397,701
2084 3,786,496 15,251,533
2083 3,815,548 15,102,125
2082 3,845,662 14,952,194
2081 3,876,344 14,799,309
2080 3,908,874 14,645,548
2079 3,942,344 14,490,500
2078 3,976,345 14,331,284
2077 4,011,440 14,170,045
2076 4,047,182 14,007,555
2075 4,083,977 13,843,393
2074 4,122,447 13,678,579
2073 4,161,511 13,512,182
2072 4,201,158 13,343,946
2071 4,241,639 13,172,876
2070 4,283,145 13,002,521
2069 4,325,083 12,830,090
2068 4,367,606 12,657,711
2067 4,411,116 12,482,299
2066 4,455,358 12,306,495
2065 4,500,141 12,131,679
2064 4,545,243 11,954,090
2063 4,590,439 11,778,351
2062 4,635,634 11,601,323
2061 4,681,315 11,424,089
2060 4,727,089 11,246,850
2059 4,772,667 11,067,732
2058 4,817,532 10,887,645
2057 4,862,597 10,709,500
2056 4,907,646 10,532,648
2055 4,953,105 10,354,318
2054 4,998,650 10,175,517
2053 5,044,397 9,995,645
2052 5,089,817 9,815,104
2051 5,135,505 9,635,288
2050 5,181,635 9,457,400
2049 5,228,058 9,279,576
2048 5,274,692 9,100,595
2047 5,322,212 8,923,220
2046 5,369,645 8,745,286
2045 5,417,381 8,568,910
2044 5,465,818 8,393,773
2043 5,514,902 8,218,850
2042 5,564,573 8,044,865
2041 5,615,489 7,873,599
2040 5,667,076 7,703,561
2039 5,719,506 7,534,623
2038 5,771,452 7,366,187
2037 5,824,628 7,199,542
2036 5,877,980 7,033,866
2035 5,930,517 6,869,186
2034 5,983,205 6,705,635
2033 6,036,049 6,543,505
2032 6,088,107 6,383,229
2031 6,140,619 6,225,030
2030 6,193,318 6,068,395
2029 6,244,785 5,914,109
2028 6,294,981 5,761,715
2027 6,343,732 5,611,635
2026 6,390,149 5,462,675
2025 6,433,302 5,315,065
2024 6,441,421 5,169,395
2023 6,446,596 5,022,441
2022 6,465,097 4,875,637
2021 6,507,301 4,734,874
2020 6,550,696 4,600,131
2019 6,616,726 4,467,708
2018 6,710,798 4,337,685
2017 6,803,468 4,210,600
2016 6,894,139 4,086,657
2015 6,984,225 3,965,959
2014 7,073,572 3,848,514
2013 7,160,005 3,734,318
2012 7,305,888 3,619,034
2011 7,348,328 3,502,811
2010 7,395,599 3,390,965
2009 7,444,443 3,284,448
2008 7,492,561 3,183,269
2007 7,545,338 3,093,059
2006 7,601,022 3,013,660
2005 7,658,972 2,939,059
2004 7,716,860 2,868,664
2003 7,775,327 2,802,046
2002 7,837,161 2,738,655
2001 8,009,142 2,678,760
2000 8,170,172 2,613,441
1999 8,210,624 2,541,698
1998 8,256,786 2,474,651
1997 8,312,068 2,411,306
1996 8,362,826 2,358,188
1995 8,406,067 2,312,017
1994 8,443,591 2,249,454
1993 8,472,313 2,174,328
1992 8,540,164 2,088,135
1991 8,632,367 2,009,738
1990 8,718,289 1,951,878
1989 8,876,972 1,903,048
1988 8,981,446 1,855,859
1987 8,971,359 1,803,014
1986 8,958,171 1,751,835
1985 8,960,547 1,702,107
1984 8,960,679 1,653,693
1983 8,939,738 1,606,746
1982 8,917,457 1,561,176
1981 8,891,117 1,516,877
1980 8,861,535 1,474,043
1979 8,825,940 1,432,758
1978 8,814,032 1,392,713
1977 8,804,183 1,353,768
1976 8,758,599 1,315,336
1975 8,720,742 1,277,330
1974 8,678,745 1,240,188
1973 8,620,967 1,203,838
1972 8,576,200 1,168,355
1971 8,536,395 1,133,702
1970 8,489,574 1,099,806
1969 8,434,172 1,066,754
1968 8,369,603 1,034,739
1967 8,310,226 1,003,843
1966 8,258,057 974,157
1965 8,204,168 945,838
1964 8,144,340 918,955
1963 8,078,145 893,423
1962 8,012,946 869,184
1961 7,943,118 846,167
1960 7,867,374 824,298

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/mauritania | CC BY

From 2006 to 2016, the population of Bulgaria decreased by 706,883 people (a 9.3% decline), while Mauritania gained 1,072,997 people (a 35.6% growth).

For the next 10 years, from 2016 to 2026, Bulgaria lost 503,990 people (a 7.31% decline), while Mauritania's population increased by 1,452,532 people (a 35.5% growth).

Bulgaria was ranked 95th most populous country in 2006 and is 112th in 2026. Mauritania was ranked 132nd in 2006 and ranked 123rd 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 Mauritania will increase by 70.7% to 9,457,400 people and rank change from 123rd to 103rd.

Mauritania is projected to reach its peak in 2100 at 17.3M 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

Bulgaria
Factual

Projection
Mauritania
Factual

Projection
1x
Year Growth rate
Bulgaria Mauritania
2100 -0.72% 0.62%
2099 -0.71% 0.66%
2098 -0.71% 0.68%
2097 -0.7% 0.7%
2096 -0.68% 0.7%
2095 -0.69% 0.73%
2094 -0.68% 0.76%
2093 -0.68% 0.77%
2092 -0.67% 0.8%
2091 -0.67% 0.82%
2090 -0.68% 0.84%
2089 -0.69% 0.87%
2088 -0.7% 0.9%
2087 -0.72% 0.92%
2086 -0.74% 0.93%
2085 -0.75% 0.96%
2084 -0.76% 0.99%
2083 -0.78% 1%
2082 -0.79% 1.03%
2081 -0.83% 1.05%
2080 -0.85% 1.07%
2079 -0.86% 1.11%
2078 -0.87% 1.14%
2077 -0.88% 1.16%
2076 -0.9% 1.19%
2075 -0.93% 1.2%
2074 -0.94% 1.23%
2073 -0.94% 1.26%
2072 -0.95% 1.3%
2071 -0.97% 1.31%
2070 -0.97% 1.34%
2069 -0.97% 1.36%
2068 -0.99% 1.41%
2067 -0.99% 1.43%
2066 -1% 1.44%
2065 -0.99% 1.49%
2064 -0.98% 1.49%
2063 -0.97% 1.53%
2062 -0.98% 1.55%
2061 -0.97% 1.58%
2060 -0.95% 1.62%
2059 -0.93% 1.65%
2058 -0.93% 1.66%
2057 -0.92% 1.68%
2056 -0.92% 1.72%
2055 -0.91% 1.76%
2054 -0.91% 1.8%
2053 -0.89% 1.84%
2052 -0.89% 1.87%
2051 -0.89% 1.88%
2050 -0.89% 1.92%
2049 -0.88% 1.97%
2048 -0.89% 1.99%
2047 -0.88% 2.03%
2046 -0.88% 2.06%
2045 -0.89% 2.09%
2044 -0.89% 2.13%
2043 -0.89% 2.16%
2042 -0.91% 2.18%
2041 -0.91% 2.21%
2040 -0.92% 2.24%
2039 -0.9% 2.29%
2038 -0.91% 2.31%
2037 -0.91% 2.36%
2036 -0.89% 2.4%
2035 -0.88% 2.44%
2034 -0.88% 2.48%
2033 -0.86% 2.51%
2032 -0.86% 2.54%
2031 -0.85% 2.58%
2030 -0.82% 2.61%
2029 -0.8% 2.64%
2028 -0.77% 2.67%
2027 -0.73% 2.73%
2026 -0.67% 2.78%
2025 -0.13% 2.82%
2024 -0.08% 2.93%
2023 -0.29% 3.01%
2022 -0.65% 2.97%
2021 -0.66% 2.93%
2020 -1% 2.96%
2019 -1.4% 3%
2018 -1.36% 3.02%
2017 -1.32% 3.03%
2016 -1.29% 3.04%
2015 -1.26% 3.05%
2014 -1.21% 3.06%
2013 -2% 3.19%
2012 -0.58% 3.32%
2011 -0.64% 3.3%
2010 -0.66% 3.24%
2009 -0.64% 3.18%
2008 -0.7% 2.92%
2007 -0.73% 2.63%
2006 -0.76% 2.54%
2005 -0.75% 2.45%
2004 -0.75% 2.38%
2003 -0.79% 2.31%
2002 -2.15% 2.24%
2001 -1.97% 2.5%
2000 -0.49% 2.82%
1999 -0.56% 2.71%
1998 -0.67% 2.63%
1997 -0.61% 2.25%
1996 -0.51% 2%
1995 -0.44% 2.78%
1994 -0.34% 3.46%
1993 -0.79% 4.13%
1992 -1.07% 3.9%
1991 -0.99% 2.96%
1990 -1.79% 2.57%
1989 -1.16% 2.54%
1988 0.11% 2.93%
1987 0.15% 2.92%
1986 -0.03% 2.92%
1985 -0.001% 2.93%
1984 0.23% 2.92%
1983 0.25% 2.92%
1982 0.3% 2.92%
1981 0.33% 2.91%
1980 0.4% 2.88%
1979 0.14% 2.88%
1978 0.11% 2.88%
1977 0.52% 2.92%
1976 0.43% 2.98%
1975 0.48% 2.99%
1974 0.67% 3.02%
1973 0.52% 3.04%
1972 0.47% 3.06%
1971 0.55% 3.08%
1970 0.66% 3.1%
1969 0.77% 3.09%
1968 0.71% 3.08%
1967 0.63% 3.05%
1966 0.66% 2.99%
1965 0.73% 2.93%
1964 0.82% 2.86%
1963 0.81% 2.79%
1962 0.88% 2.72%
1961 0.96% 2.65%

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/mauritania | CC BY

In 2025, the population of Bulgaria declined by 0.13%, while Mauritania's population grew by 2.82%.

Live population counters

Bulgaria Mauritania
Current population
6390149
5539189
Population rank 112/197 123/197
Percent of world population 0.08% 0.07%
One net population change
1.08 hours
3.62 minutes
One birth every
9.83 minutes
2.99 minutes
One death every
5.23 minutes
18.8 minutes
Daily growth/decline -22 +399
Annual growth/decline -8,119 +145,670
Annual growth/decline rate -0.13% +2.82%
Population growth rate rank 168/197 18/197
One migration net change every
2.97 hours
1.74 hours
Annual migration change -2,961 -5,044
Net migration rank 106/196 115/196
Foreign-born residents 299,100 195,937
Foreign-born residents rank 98/195 113/195
Foreign-born share of population 4.4% 3.8%
Foreign-born share rank 99/195 107/195

Natural population change vs migration

Bulgaria
Natural

Migration
Mauritania
Natural

Migration
1x
Year Population change
Bulgaria Mauritania
Natural Migration Natural Migration
2025 - -2,961 - -5,044
2024 -47,023 524 147,927 -2,185
2023 -43,837 5,173 145,164 2,999
2022 -62,065 26,498 142,451 2,999
2021 -90,452 11,756 137,557 -1,483
2020 -65,507 30,167 134,899 -1,483
2019 -46,317 -2,156 134,460 -3,019
2018 -46,304 -3,873 131,584 -2,987
2017 -45,583 -6,109 128,562 -3,001
2016 -42,744 -9,482 125,342 -3,008
2015 -44,699 -4,227 122,092 -3,019
2014 -41,027 -2,180 118,792 -2,980
2013 -37,948 -1,324 115,558 -2,987
2012 -40,183 -26,334 113,489 4,515
2011 -37,477 -23,360 111,165 3,272
2010 -34,759 -21,668 108,121 1,128
2009 -26,800 -19,060 105,273 -1,481
2008 -32,967 -17,595 102,432 -3,860
2007 -37,727 -16,366 98,895 -17,048
2006 -39,526 -15,184 94,991 -18,033
2005 -42,124 -14,435 90,940 -18,693
2004 -40,128 -13,604 87,578 -19,042
2003 -44,319 -13,183 83,804 -19,104
2002 -46,240 -12,735 80,993 -18,903
2001 -44,050 -30,726 78,769 -21,067
2000 -41,668 -26,211 75,929 -2,997
1999 -39,411 -23,846 73,554 -2,999
1998 -52,844 -23,262 72,045 -8,504
1997 -58,185 -22,963 71,327 -8,187
1996 -45,159 -21,520 71,939 -28,840
1995 -42,030 -22,020 72,244 -22,997
1994 -32,086 -20,984 70,570 5,304
1993 -24,569 -19,973 68,167 6,217
1992 -18,789 -120,552 63,501 34,505
1991 -14,675 -119,356 61,782 -2,997
1990 -3,487 -116,817 59,934 -3,000
1989 5,326 -114,705 58,666 -17,941
1988 9,879 215 56,654 -2,997
1987 8,971 357 55,037 -2,998
1986 16,125 1,104 53,313 -2,998
1985 11,649 -19,230 52,125 -2,998
1984 20,610 -1,032 50,705 -2,998
1983 21,455 -1,872 49,187 -2,998
1982 24,077 -1,860 47,947 -2,998
1981 29,341 -1,830 46,641 -2,998
1980 30,129 -2,045 45,026 -2,997
1979 40,599 -872 43,537 -2,997
1978 44,070 -62,769 42,539 -2,998
1977 47,543 -11,955 41,352 -2,999
1976 56,055 -2,522 40,149 -1,645
1975 54,941 -38,071 38,975 -1,472
1974 64,223 -1,402 38,106 -1,321
1973 57,760 -5,409 37,122 -1,201
1972 47,169 -11,296 36,184 -1,139
1971 52,925 -7,654 35,279 -1,014
1970 61,125 -11,315 34,382 -855
1969 63,256 -3,204 33,252 -688
1968 69,468 -132 32,029 -565
1967 49,861 -420 30,853 -514
1966 54,504 -144 29,502 -466
1965 58,249 -1,406 28,028 -434
1964 66,783 505 26,565 -390
1963 66,241 500 25,250 -362
1962 64,104 499 23,927 -342
1961 75,460 378 22,781 -332
1960 76,314 -1,112 21,604 -318

Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08).

GeoRank.org/population/bulgaria/mauritania | 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 Mauritania 99% is from natural causes (a gain of 1,350,038 people) and 1.04% is from migration (a loss of 14,187 people).

As of 2024, 299,100 residents or 4.4% of the population were not native-born in Bulgaria, compared to 195,937 people or 3.8% in Mauritania.

Biggest cities by population

Bulgaria
City Population
Sofia 1.21M
Plovdiv 334K
Varna 323K
Burgas 189K
Stara Zagora 121K
Ruse 120K
Pleven 88.1K
Sliven 77.8K
Dobrich 68.6K
Shumen 66.4K
Mauritania
City Population
Nouakchott 1.45M
Rosso 61.2K

Compare countries by 7 more topics

Population map with other countries

1x

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/mauritania | CC BY

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Data sources:

  1. World Bank | Health (1960–2025, retrieved 2026-07-08)
  2. United Nations | World Population Prospects (1960–2100, retrieved 2026-07-08)
  3. U.S. Census Bureau (1960–2025, retrieved 2026-07-08)
  4. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08)
  5. Wikidata (2026, retrieved 2026-07-08)

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