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

Updated on by Georank

The latest officially reported population of Bulgaria was 6,433,302 in 2025 vs 51,662,147 people in Sudan in 2025. In 2026, based on the adjusted UN estimation, the current Bulgaria's population is 6,390,149 people compared to 54,156,832 in Sudan.

Population statistics:

  • Sudan's population is 8.48 times bigger than Bulgaria's.
  • Bulgaria is ranked the 112th most populous country in the world, while Sudan is the 29th.
  • The countries together account for 0.73% of the world: 0.08% for Bulgaria vs 0.65% for Sudan.
  • For the last 10 years, Bulgaria has had an average growth rate of -0.86% per year vs +2.63% in Sudan.
  • Since 2006, the population of Bulgaria has decreased from 7.6M people to 6.39M (15.9% decline), while Sudan has grown from 32M to 54.2M (69.3% growth).

Bulgaria vs Sudan: population by year and forecast

Bulgaria
Factual

Projection
Sudan
Factual

Projection
1x
Year Population
Bulgaria Sudan
2100 3,384,288 138,786,562
2099 3,408,821 138,200,726
2098 3,433,149 137,581,716
2097 3,457,549 136,936,850
2096 3,482,057 136,293,310
2095 3,506,060 135,619,411
2094 3,530,278 134,962,748
2093 3,554,432 134,241,761
2092 3,578,667 133,476,598
2091 3,602,907 132,717,036
2090 3,627,300 131,929,843
2089 3,652,188 131,106,299
2088 3,677,416 130,258,636
2087 3,703,460 129,375,710
2086 3,730,284 128,473,461
2085 3,757,953 127,558,118
2084 3,786,496 126,607,392
2083 3,815,548 125,651,327
2082 3,845,662 124,696,076
2081 3,876,344 123,744,490
2080 3,908,874 122,770,063
2079 3,942,344 121,779,815
2078 3,976,345 120,751,900
2077 4,011,440 119,717,424
2076 4,047,182 118,681,140
2075 4,083,977 117,612,837
2074 4,122,447 116,516,833
2073 4,161,511 115,406,797
2072 4,201,158 114,272,123
2071 4,241,639 113,124,997
2070 4,283,145 111,982,729
2069 4,325,083 110,816,409
2068 4,367,606 109,652,769
2067 4,411,116 108,433,341
2066 4,455,358 107,199,808
2065 4,500,141 105,978,161
2064 4,545,243 104,726,820
2063 4,590,439 103,455,672
2062 4,635,634 102,156,918
2061 4,681,315 100,859,967
2060 4,727,089 99,547,905
2059 4,772,667 98,233,054
2058 4,817,532 96,897,205
2057 4,862,597 95,551,255
2056 4,907,646 94,198,924
2055 4,953,105 92,819,157
2054 4,998,650 91,429,774
2053 5,044,397 90,049,799
2052 5,089,817 88,658,871
2051 5,135,505 87,267,085
2050 5,181,635 85,869,620
2049 5,228,058 84,466,974
2048 5,274,692 83,095,662
2047 5,322,212 81,727,967
2046 5,369,645 80,356,627
2045 5,417,381 78,980,614
2044 5,465,818 77,616,012
2043 5,514,902 76,252,103
2042 5,564,573 74,901,092
2041 5,615,489 73,546,861
2040 5,667,076 72,207,474
2039 5,719,506 70,876,908
2038 5,771,452 69,547,797
2037 5,824,628 68,201,884
2036 5,877,980 66,863,109
2035 5,930,517 65,516,233
2034 5,983,205 64,168,801
2033 6,036,049 62,823,562
2032 6,088,107 61,491,227
2031 6,140,619 60,168,709
2030 6,193,318 58,846,984
2029 6,244,785 57,534,918
2028 6,294,981 56,242,802
2027 6,343,732 54,955,096
2026 6,390,149 53,313,722
2025 6,433,302 51,662,147
2024 6,441,421 50,448,963
2023 6,446,596 50,042,791
2022 6,465,097 49,383,346
2021 6,507,301 48,066,924
2020 6,550,696 46,789,231
2019 6,616,726 45,548,175
2018 6,710,798 44,230,596
2017 6,803,468 42,714,306
2016 6,894,139 41,259,892
2015 6,984,225 40,024,431
2014 7,073,572 38,823,318
2013 7,160,005 37,785,849
2012 7,305,888 36,923,178
2011 7,348,328 36,140,806
2010 7,395,599 35,414,399
2009 7,444,443 34,569,113
2008 7,492,561 33,623,980
2007 7,545,338 32,764,135
2006 7,601,022 31,992,435
2005 7,658,972 31,262,444
2004 7,716,860 30,556,637
2003 7,775,327 29,896,035
2002 7,837,161 29,228,727
2001 8,009,142 28,516,770
2000 8,170,172 27,816,745
1999 8,210,624 27,130,613
1998 8,256,786 26,458,999
1997 8,312,068 25,799,821
1996 8,362,826 25,231,528
1995 8,406,067 24,672,143
1994 8,443,591 24,043,948
1993 8,472,313 23,445,592
1992 8,540,164 22,927,355
1991 8,632,367 22,470,676
1990 8,718,289 22,021,481
1989 8,876,972 21,578,022
1988 8,981,446 21,138,431
1987 8,971,359 20,704,904
1986 8,958,171 20,288,238
1985 8,960,547 19,905,872
1984 8,960,679 19,546,528
1983 8,939,738 19,109,770
1982 8,917,457 18,486,645
1981 8,891,117 17,780,572
1980 8,861,535 17,058,905
1979 8,825,940 16,355,352
1978 8,814,032 15,695,003
1977 8,804,183 15,086,614
1976 8,758,599 14,569,716
1975 8,720,742 14,064,798
1974 8,678,745 13,580,723
1973 8,620,967 13,049,315
1972 8,576,200 12,527,856
1971 8,536,395 12,105,539
1970 8,489,574 11,695,771
1969 8,434,172 11,298,936
1968 8,369,603 10,917,999
1967 8,310,226 10,550,597
1966 8,258,057 10,197,578
1965 8,204,168 9,858,030
1964 8,144,340 9,531,109
1963 8,078,145 9,218,077
1962 8,012,946 8,919,028
1961 7,943,118 8,634,941
1960 7,867,374 8,364,489

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/sudan | CC BY

From 2006 to 2016, the population of Bulgaria decreased by 706,883 people (a 9.3% decline), while Sudan gained 9,267,457 people (a 29% growth).

For the next 10 years, from 2016 to 2026, Bulgaria lost 503,990 people (a 7.31% decline), while Sudan's population increased by 12,896,940 people (a 31.3% growth).

Bulgaria was ranked 95th most populous country in 2006 and is 112th in 2026. Sudan was ranked 36th in 2006 and ranked 29th 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 Sudan will increase by 58.6% to 85,869,620 people and rank change from 29th to 21st.

Sudan is projected to reach its peak in 2100 at 139M 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
Sudan
Factual

Projection
1x
Year Growth rate
Bulgaria Sudan
2100 -0.72% 0.42%
2099 -0.71% 0.45%
2098 -0.71% 0.47%
2097 -0.7% 0.47%
2096 -0.68% 0.5%
2095 -0.69% 0.49%
2094 -0.68% 0.54%
2093 -0.68% 0.57%
2092 -0.67% 0.57%
2091 -0.67% 0.6%
2090 -0.68% 0.63%
2089 -0.69% 0.65%
2088 -0.7% 0.68%
2087 -0.72% 0.7%
2086 -0.74% 0.72%
2085 -0.75% 0.75%
2084 -0.76% 0.76%
2083 -0.78% 0.77%
2082 -0.79% 0.77%
2081 -0.83% 0.79%
2080 -0.85% 0.81%
2079 -0.86% 0.85%
2078 -0.87% 0.86%
2077 -0.88% 0.87%
2076 -0.9% 0.91%
2075 -0.93% 0.94%
2074 -0.94% 0.96%
2073 -0.94% 0.99%
2072 -0.95% 1.01%
2071 -0.97% 1.02%
2070 -0.97% 1.05%
2069 -0.97% 1.06%
2068 -0.99% 1.12%
2067 -0.99% 1.15%
2066 -1% 1.15%
2065 -0.99% 1.19%
2064 -0.98% 1.23%
2063 -0.97% 1.27%
2062 -0.98% 1.29%
2061 -0.97% 1.32%
2060 -0.95% 1.34%
2059 -0.93% 1.38%
2058 -0.93% 1.41%
2057 -0.92% 1.44%
2056 -0.92% 1.49%
2055 -0.91% 1.52%
2054 -0.91% 1.53%
2053 -0.89% 1.57%
2052 -0.89% 1.59%
2051 -0.89% 1.63%
2050 -0.89% 1.66%
2049 -0.88% 1.65%
2048 -0.89% 1.67%
2047 -0.88% 1.71%
2046 -0.88% 1.74%
2045 -0.89% 1.76%
2044 -0.89% 1.79%
2043 -0.89% 1.8%
2042 -0.91% 1.84%
2041 -0.91% 1.85%
2040 -0.92% 1.88%
2039 -0.9% 1.91%
2038 -0.91% 1.97%
2037 -0.91% 2%
2036 -0.89% 2.06%
2035 -0.88% 2.1%
2034 -0.88% 2.14%
2033 -0.86% 2.17%
2032 -0.86% 2.2%
2031 -0.85% 2.25%
2030 -0.82% 2.28%
2029 -0.8% 2.3%
2028 -0.77% 2.34%
2027 -0.73% 3.08%
2026 -0.67% 3.2%
2025 -0.13% 2.4%
2024 -0.08% 0.81%
2023 -0.29% 1.34%
2022 -0.65% 2.74%
2021 -0.66% 2.73%
2020 -1% 2.72%
2019 -1.4% 2.98%
2018 -1.36% 3.55%
2017 -1.32% 3.53%
2016 -1.29% 3.09%
2015 -1.26% 3.09%
2014 -1.21% 2.75%
2013 -2% 2.34%
2012 -0.58% 2.16%
2011 -0.64% 2.05%
2010 -0.66% 2.45%
2009 -0.64% 2.81%
2008 -0.7% 2.62%
2007 -0.73% 2.41%
2006 -0.76% 2.34%
2005 -0.75% 2.31%
2004 -0.75% 2.21%
2003 -0.79% 2.28%
2002 -2.15% 2.5%
2001 -1.97% 2.52%
2000 -0.49% 2.53%
1999 -0.56% 2.54%
1998 -0.67% 2.55%
1997 -0.61% 2.25%
1996 -0.51% 2.27%
1995 -0.44% 2.61%
1994 -0.34% 2.55%
1993 -0.79% 2.26%
1992 -1.07% 2.03%
1991 -0.99% 2.04%
1990 -1.79% 2.06%
1989 -1.16% 2.08%
1988 0.11% 2.09%
1987 0.15% 2.05%
1986 -0.03% 1.92%
1985 -0.001% 1.84%
1984 0.23% 2.29%
1983 0.25% 3.37%
1982 0.3% 3.97%
1981 0.33% 4.23%
1980 0.4% 4.3%
1979 0.14% 4.21%
1978 0.11% 4.03%
1977 0.52% 3.55%
1976 0.43% 3.59%
1975 0.48% 3.56%
1974 0.67% 4.07%
1973 0.52% 4.16%
1972 0.47% 3.49%
1971 0.55% 3.5%
1970 0.66% 3.51%
1969 0.77% 3.49%
1968 0.71% 3.48%
1967 0.63% 3.46%
1966 0.66% 3.44%
1965 0.73% 3.43%
1964 0.82% 3.4%
1963 0.81% 3.35%
1962 0.88% 3.29%
1961 0.96% 3.23%

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/sudan | CC BY

In 2025, the population of Bulgaria declined by 0.13%, while Sudan's population grew by 2.4%.

Live population counters

Bulgaria Sudan
Current population
6390149
54156832
Population rank 112/197 29/197
Percent of world population 0.08% 0.65%
One net population change
1.08 hours
26.1 seconds
One birth every
9.83 minutes
18.9 seconds
One death every
5.23 minutes
1.64 minutes
Daily growth/decline -22 +3,324
Annual growth/decline -8,119 +1,213,184
Annual growth/decline rate -0.13% +2.4%
Population growth rate rank 168/197 30/197
One migration net change every
2.97 hours
1.81 minutes
Annual migration change -2,961 +291,469
Net migration rank 106/196 6/196
Foreign-born residents 299,100 2,397,113
Foreign-born residents rank 98/195 29/195
Foreign-born share of population 4.4% 4.8%
Foreign-born share rank 99/195 94/195

Natural population change vs migration

Bulgaria
Natural

Migration
Sudan
Natural

Migration
1x
Year Population change
Bulgaria Sudan
Natural Migration Natural Migration
2025 - -2,961 - 291,469
2024 -47,023 524 1,345,019 -544,257
2023 -43,837 5,173 1,361,564 -1,349,998
2022 -62,065 26,498 1,333,992 -26,668
2021 -90,452 11,756 1,293,817 31,664
2020 -65,507 30,167 1,295,781 -65,933
2019 -46,317 -2,156 1,291,747 -39,491
2018 -46,304 -3,873 1,257,387 125,499
2017 -45,583 -6,109 1,208,046 441,623
2016 -42,744 -9,482 1,174,422 84,728
2015 -44,699 -4,227 1,145,259 66,476
2014 -41,027 -2,180 1,097,962 92,504
2013 -37,948 -1,324 1,078,446 -194,001
2012 -40,183 -26,334 1,073,062 -232,196
2011 -37,477 -23,360 1,070,888 -347,024
2010 -34,759 -21,668 1,068,381 -339,466
2009 -26,800 -19,060 1,041,810 -80,159
2008 -32,967 -17,595 1,001,826 -73,188
2007 -37,727 -16,366 992,819 -201,769
2006 -39,526 -15,184 963,740 -211,387
2005 -42,124 -14,435 907,017 -199,378
2004 -40,128 -13,604 889,382 -185,392
2003 -44,319 -13,183 898,226 -281,001
2002 -46,240 -12,735 897,965 -180,603
2001 -44,050 -30,726 880,284 -173,745
2000 -41,668 -26,211 858,536 -165,030
1999 -39,411 -23,846 835,840 -157,090
1998 -52,844 -23,262 814,752 -150,271
1997 -58,185 -22,963 802,245 -148,368
1996 -45,159 -21,520 792,926 -310,221
1995 -42,030 -22,020 780,700 -144,670
1994 -32,086 -20,984 764,645 -144,324
1993 -24,569 -19,973 743,249 -166,861
1992 -18,789 -120,552 731,177 -271,093
1991 -14,675 -119,356 714,612 -261,341
1990 -3,487 -116,817 699,953 -254,825
1989 5,326 -114,705 683,743 -241,979
1988 9,879 215 672,604 -235,213
1987 8,971 357 658,416 -228,756
1986 16,125 1,104 649,649 -245,968
1985 11,649 -19,230 583,382 -222,315
1984 20,610 -1,032 577,405 -219,755
1983 21,455 -1,872 570,198 -54,325
1982 24,077 -1,860 606,362 124,007
1981 29,341 -1,830 585,087 96,697
1980 30,129 -2,045 552,930 208,602
1979 40,599 -872 524,942 120,613
1978 44,070 -62,769 497,987 177,153
1977 47,543 -11,955 483,089 58,540
1976 56,055 -2,522 470,019 22,147
1975 54,941 -38,071 454,813 62,843
1974 64,223 -1,402 444,456 6,023
1973 57,760 -5,409 439,201 173,143
1972 47,169 -11,296 428,340 2,238
1971 52,925 -7,654 417,641 -3,577
1970 61,125 -11,315 401,013 4,479
1969 63,256 -3,204 385,712 2,476
1968 69,468 -132 370,917 2,776
1967 49,861 -420 356,599 4,508
1966 54,504 -144 342,118 2,813
1965 58,249 -1,406 327,799 6,367
1964 66,783 505 315,166 4,505
1963 66,241 500 302,132 4,263
1962 64,104 499 287,317 4,387
1961 75,460 378 272,562 3,904
1960 76,314 -1,112 262,235 2,194

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

GeoRank.org/population/bulgaria/sudan | 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 Sudan 90.9% is from natural causes (a gain of 12,707,034 people) and 9.13% is from migration (a loss of 1,276,357 people).

As of 2024, 299,100 residents or 4.4% of the population were not native-born in Bulgaria, compared to 2,397,113 people or 4.8% in Sudan.

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
Sudan
City Population
Khartoum 5.34M
Omdurman 2.81M
Port Sudan 580K
El-Obeid 560K
Kassala 536K
Kosti 528K
Nyala 493K
El-Gadarif 355K
Al-Fashir 286K
Ad-Damazin 186K

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/sudan | 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. Wikidata (2026, retrieved 2026-07-08)
  5. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08)

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