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

Updated on by Georank

The latest officially reported population of Bulgaria was 6,433,302 in 2025 vs 17,847,982 people in Cambodia in 2025. In 2026, based on the adjusted UN estimation, the current Bulgaria's population is 6,390,149 people compared to 18,159,213 in Cambodia.

Population statistics:

  • Cambodia's population is 2.84 times bigger than Bulgaria's.
  • Bulgaria is ranked the 112th most populous country in the world, while Cambodia is the 73rd.
  • The countries together account for 0.3% of the world: 0.08% for Bulgaria vs 0.22% for Cambodia.
  • For the last 10 years, Bulgaria has had an average growth rate of -0.86% per year vs +1.35% in Cambodia.
  • Since 2006, the population of Bulgaria has decreased from 7.6M people to 6.39M (15.9% decline), while Cambodia has grown from 13.6M to 18.2M (33.1% growth).

Bulgaria vs Cambodia: population by year and forecast

Bulgaria
Factual

Projection
Cambodia
Factual

Projection
1x
Year Population
Bulgaria Cambodia
2100 3,384,288 22,901,914
2099 3,408,821 22,958,383
2098 3,433,149 23,015,331
2097 3,457,549 23,068,989
2096 3,482,057 23,118,854
2095 3,506,060 23,162,704
2094 3,530,278 23,207,466
2093 3,554,432 23,247,521
2092 3,578,667 23,285,540
2091 3,602,907 23,317,510
2090 3,627,300 23,349,581
2089 3,652,188 23,381,110
2088 3,677,416 23,404,619
2087 3,703,460 23,429,179
2086 3,730,284 23,450,970
2085 3,757,953 23,469,059
2084 3,786,496 23,486,236
2083 3,815,548 23,498,658
2082 3,845,662 23,506,751
2081 3,876,344 23,512,878
2080 3,908,874 23,518,840
2079 3,942,344 23,523,165
2078 3,976,345 23,523,989
2077 4,011,440 23,519,769
2076 4,047,182 23,512,440
2075 4,083,977 23,506,393
2074 4,122,447 23,494,004
2073 4,161,511 23,481,588
2072 4,201,158 23,463,712
2071 4,241,639 23,443,140
2070 4,283,145 23,420,769
2069 4,325,083 23,393,461
2068 4,367,606 23,362,386
2067 4,411,116 23,324,169
2066 4,455,358 23,283,399
2065 4,500,141 23,242,009
2064 4,545,243 23,191,929
2063 4,590,439 23,139,318
2062 4,635,634 23,083,489
2061 4,681,315 23,020,659
2060 4,727,089 22,951,813
2059 4,772,667 22,877,844
2058 4,817,532 22,799,179
2057 4,862,597 22,715,484
2056 4,907,646 22,628,607
2055 4,953,105 22,537,541
2054 4,998,650 22,440,088
2053 5,044,397 22,338,320
2052 5,089,817 22,231,339
2051 5,135,505 22,117,409
2050 5,181,635 22,001,254
2049 5,228,058 21,877,484
2048 5,274,692 21,749,790
2047 5,322,212 21,618,052
2046 5,369,645 21,480,480
2045 5,417,381 21,340,224
2044 5,465,818 21,195,511
2043 5,514,902 21,046,437
2042 5,564,573 20,893,438
2041 5,615,489 20,738,659
2040 5,667,076 20,582,241
2039 5,719,506 20,421,184
2038 5,771,452 20,256,225
2037 5,824,628 20,088,660
2036 5,877,980 19,922,341
2035 5,930,517 19,747,906
2034 5,983,205 19,573,792
2033 6,036,049 19,395,265
2032 6,088,107 19,215,259
2031 6,140,619 19,030,553
2030 6,193,318 18,843,778
2029 6,244,785 18,652,372
2028 6,294,981 18,456,287
2027 6,343,732 18,256,828
2026 6,390,149 18,056,115
2025 6,433,302 17,847,982
2024 6,441,421 17,638,801
2023 6,446,596 17,423,880
2022 6,465,097 17,201,724
2021 6,507,301 16,974,305
2020 6,550,696 16,725,474
2019 6,616,726 16,481,304
2018 6,710,798 16,274,522
2017 6,803,468 16,073,372
2016 6,894,139 15,852,803
2015 6,984,225 15,623,251
2014 7,073,572 15,396,772
2013 7,160,005 15,170,208
2012 7,305,888 14,945,085
2011 7,348,328 14,722,584
2010 7,395,599 14,500,726
2009 7,444,443 14,276,810
2008 7,492,561 14,053,479
2007 7,545,338 13,841,770
2006 7,601,022 13,639,028
2005 7,658,972 13,439,202
2004 7,716,860 13,244,731
2003 7,775,327 13,050,968
2002 7,837,161 12,855,241
2001 8,009,142 12,658,484
2000 8,170,172 12,462,336
1999 8,210,624 12,265,731
1998 8,256,786 12,058,173
1997 8,312,068 11,570,982
1996 8,362,826 10,801,270
1995 8,406,067 10,018,497
1994 8,443,591 9,239,162
1993 8,472,313 8,616,381
1992 8,540,164 8,113,083
1991 8,632,367 7,686,850
1990 8,718,289 7,374,752
1989 8,876,972 7,073,473
1988 8,981,446 6,812,014
1987 8,971,359 6,557,970
1986 8,958,171 6,285,693
1985 8,960,547 6,043,783
1984 8,960,679 5,845,117
1983 8,939,738 5,636,203
1982 8,917,457 5,436,432
1981 8,891,117 5,284,495
1980 8,861,535 5,199,872
1979 8,825,940 5,088,808
1978 8,814,032 5,211,653
1977 8,804,183 5,668,551
1976 8,758,599 6,134,991
1975 8,720,742 6,581,371
1974 8,678,745 6,783,240
1973 8,620,967 6,739,726
1972 8,576,200 6,673,886
1971 8,536,395 6,620,880
1970 8,489,574 6,639,182
1969 8,434,172 6,604,725
1968 8,369,603 6,467,324
1967 8,310,226 6,332,944
1966 8,258,057 6,201,232
1965 8,204,168 6,072,289
1964 8,144,340 5,946,178
1963 8,078,145 5,823,010
1962 8,012,946 5,697,558
1961 7,943,118 5,571,168
1960 7,867,374 5,449,966

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/cambodia | CC BY

From 2006 to 2016, the population of Bulgaria decreased by 706,883 people (a 9.3% decline), while Cambodia gained 2,213,775 people (a 16.2% growth).

For the next 10 years, from 2016 to 2026, Bulgaria lost 503,990 people (a 7.31% decline), while Cambodia's population increased by 2,306,410 people (a 14.5% growth).

Bulgaria was ranked 95th most populous country in 2006 and is 112th in 2026. Cambodia was ranked 67th in 2006 and ranked 73rd 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 Cambodia will increase by 21.2% to 22,001,254 people and will still be ranked 73rd.

Cambodia is projected to reach its peak in 2078 at 23.5M 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
Cambodia
Factual

Projection
1x
Year Growth rate
Bulgaria Cambodia
2100 -0.72% -0.25%
2099 -0.71% -0.25%
2098 -0.71% -0.23%
2097 -0.7% -0.22%
2096 -0.68% -0.19%
2095 -0.69% -0.19%
2094 -0.68% -0.17%
2093 -0.68% -0.16%
2092 -0.67% -0.14%
2091 -0.67% -0.14%
2090 -0.68% -0.13%
2089 -0.69% -0.1%
2088 -0.7% -0.1%
2087 -0.72% -0.09%
2086 -0.74% -0.08%
2085 -0.75% -0.07%
2084 -0.76% -0.05%
2083 -0.78% -0.03%
2082 -0.79% -0.03%
2081 -0.83% -0.03%
2080 -0.85% -0.02%
2079 -0.86% -0.004%
2078 -0.87% 0.02%
2077 -0.88% 0.03%
2076 -0.9% 0.03%
2075 -0.93% 0.05%
2074 -0.94% 0.05%
2073 -0.94% 0.08%
2072 -0.95% 0.09%
2071 -0.97% 0.1%
2070 -0.97% 0.12%
2069 -0.97% 0.13%
2068 -0.99% 0.16%
2067 -0.99% 0.18%
2066 -1% 0.18%
2065 -0.99% 0.22%
2064 -0.98% 0.23%
2063 -0.97% 0.24%
2062 -0.98% 0.27%
2061 -0.97% 0.3%
2060 -0.95% 0.32%
2059 -0.93% 0.35%
2058 -0.93% 0.37%
2057 -0.92% 0.38%
2056 -0.92% 0.4%
2055 -0.91% 0.43%
2054 -0.91% 0.46%
2053 -0.89% 0.48%
2052 -0.89% 0.52%
2051 -0.89% 0.53%
2050 -0.89% 0.57%
2049 -0.88% 0.59%
2048 -0.89% 0.61%
2047 -0.88% 0.64%
2046 -0.88% 0.66%
2045 -0.89% 0.68%
2044 -0.89% 0.71%
2043 -0.89% 0.73%
2042 -0.91% 0.75%
2041 -0.91% 0.76%
2040 -0.92% 0.79%
2039 -0.9% 0.81%
2038 -0.91% 0.83%
2037 -0.91% 0.83%
2036 -0.89% 0.88%
2035 -0.88% 0.89%
2034 -0.88% 0.92%
2033 -0.86% 0.94%
2032 -0.86% 0.97%
2031 -0.85% 0.99%
2030 -0.82% 1.03%
2029 -0.8% 1.06%
2028 -0.77% 1.09%
2027 -0.73% 1.11%
2026 -0.67% 1.17%
2025 -0.13% 1.19%
2024 -0.08% 1.23%
2023 -0.29% 1.29%
2022 -0.65% 1.34%
2021 -0.66% 1.49%
2020 -1% 1.48%
2019 -1.4% 1.27%
2018 -1.36% 1.25%
2017 -1.32% 1.39%
2016 -1.29% 1.47%
2015 -1.26% 1.47%
2014 -1.21% 1.49%
2013 -2% 1.51%
2012 -0.58% 1.51%
2011 -0.64% 1.53%
2010 -0.66% 1.57%
2009 -0.64% 1.59%
2008 -0.7% 1.53%
2007 -0.73% 1.49%
2006 -0.76% 1.49%
2005 -0.75% 1.47%
2004 -0.75% 1.48%
2003 -0.79% 1.52%
2002 -2.15% 1.55%
2001 -1.97% 1.57%
2000 -0.49% 1.6%
1999 -0.56% 1.72%
1998 -0.67% 4.21%
1997 -0.61% 7.13%
1996 -0.51% 7.81%
1995 -0.44% 8.44%
1994 -0.34% 7.23%
1993 -0.79% 6.2%
1992 -1.07% 5.54%
1991 -0.99% 4.23%
1990 -1.79% 4.26%
1989 -1.16% 3.84%
1988 0.11% 3.87%
1987 0.15% 4.33%
1986 -0.03% 4%
1985 -0.001% 3.4%
1984 0.23% 3.71%
1983 0.25% 3.67%
1982 0.3% 2.88%
1981 0.33% 1.63%
1980 0.4% 2.18%
1979 0.14% -2.36%
1978 0.11% -8.06%
1977 0.52% -7.6%
1976 0.43% -6.78%
1975 0.48% -2.98%
1974 0.67% 0.65%
1973 0.52% 0.99%
1972 0.47% 0.8%
1971 0.55% -0.28%
1970 0.66% 0.52%
1969 0.77% 2.12%
1968 0.71% 2.12%
1967 0.63% 2.12%
1966 0.66% 2.12%
1965 0.73% 2.12%
1964 0.82% 2.12%
1963 0.81% 2.2%
1962 0.88% 2.27%
1961 0.96% 2.22%

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/cambodia | CC BY

In 2025, the population of Bulgaria declined by 0.13%, while Cambodia's population grew by 1.19%.

Live population counters

Bulgaria Cambodia
Current population
6390149
18159213
Population rank 112/197 73/197
Percent of world population 0.08% 0.22%
One net population change
1.08 hours
2.52 minutes
One birth every
9.83 minutes
1.47 minutes
One death every
5.23 minutes
4.62 minutes
Daily growth/decline -22 +573
Annual growth/decline -8,119 +209,181
Annual growth/decline rate -0.13% +1.19%
Population growth rate rank 168/197 88/197
One migration net change every
2.97 hours
16.7 minutes
Annual migration change -2,961 -31,469
Net migration rank 106/196 167/196
Foreign-born residents 299,100 83,925
Foreign-born residents rank 98/195 136/195
Foreign-born share of population 4.4% 0.5%
Foreign-born share rank 99/195 175/195

Natural population change vs migration

Bulgaria
Natural

Migration
Cambodia
Natural

Migration
1x
Year Population change
Bulgaria Cambodia
Natural Migration Natural Migration
2025 - -2,961 - -31,469
2024 -47,023 524 244,386 -32,960
2023 -43,837 5,173 250,242 -31,837
2022 -62,065 26,498 257,269 -31,350
2021 -90,452 11,756 255,939 -27,025
2020 -65,507 30,167 268,745 0
2019 -46,317 -2,156 276,870 -57,268
2018 -46,304 -3,873 280,671 -86,702
2017 -45,583 -6,109 282,698 -74,362
2016 -42,744 -9,482 284,130 -51,324
2015 -44,699 -4,227 284,390 -58,101
2014 -41,027 -2,180 283,193 -56,536
2013 -37,948 -1,324 281,013 -54,554
2012 -40,183 -26,334 276,649 -52,874
2011 -37,477 -23,360 272,161 -50,941
2010 -34,759 -21,668 272,266 -49,781
2009 -26,800 -19,060 274,700 -49,354
2008 -32,967 -17,595 272,132 -50,809
2007 -37,727 -16,366 270,745 -68,653
2006 -39,526 -15,184 263,697 -60,315
2005 -42,124 -14,435 256,756 -60,473
2004 -40,128 -13,604 251,650 -58,972
2003 -44,319 -13,183 251,884 -57,026
2002 -46,240 -12,735 251,860 -55,245
2001 -44,050 -30,726 250,726 -53,815
2000 -41,668 -26,211 246,330 -50,957
1999 -39,411 -23,846 245,425 -47,608
1998 -52,844 -23,262 251,076 -33,781
1997 -58,185 -22,963 252,351 504,742
1996 -45,159 -21,520 274,147 508,187
1995 -42,030 -22,020 280,168 503,042
1994 -32,086 -20,984 286,728 488,732
1993 -24,569 -19,973 282,221 187,883
1992 -18,789 -120,552 260,673 275,823
1991 -14,675 -119,356 257,709 58,264
1990 -3,487 -116,817 249,776 58,455
1989 5,326 -114,705 239,211 55,125
1988 9,879 215 243,203 -14,627
1987 8,971 357 235,064 44,442
1986 16,125 1,104 221,684 43,356
1985 11,649 -19,230 214,101 4,677
1984 20,610 -1,032 207,700 -29,141
1983 21,455 -1,872 192,849 46,428
1982 24,077 -1,860 180,300 -20,026
1981 29,341 -1,830 166,578 -22,982
1980 30,129 -2,045 159,157 -133,508
1979 40,599 -872 78,143 118,334
1978 44,070 -62,769 -357,478 -84,695
1977 47,543 -11,955 -416,117 -55,504
1976 56,055 -2,522 -408,505 -52,741
1975 54,941 -38,071 -383,806 -47,717
1974 64,223 -1,402 73,001 -45,225
1973 57,760 -5,409 101,304 -42,053
1972 47,169 -11,296 113,190 -40,764
1971 52,925 -7,654 113,813 -80,232
1970 61,125 -11,315 122,832 -193,008
1969 63,256 -3,204 156,777 -17,676
1968 69,468 -132 153,444 -17,745
1967 49,861 -420 150,046 -16,983
1966 54,504 -144 147,583 -17,216
1965 58,249 -1,406 144,460 -16,930
1964 66,783 505 141,216 -16,516
1963 66,241 500 137,562 -15,929
1962 64,104 499 132,861 -3,578
1961 75,460 378 128,259 -4,764
1960 76,314 -1,112 124,237 -5,339

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

GeoRank.org/population/bulgaria/cambodia | 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 Cambodia 85.6% is from natural causes (a gain of 2,685,340 people) and 14.4% is from migration (a loss of 450,929 people).

As of 2024, 299,100 residents or 4.4% of the population were not native-born in Bulgaria, compared to 83,925 people or 0.5% in Cambodia.

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
Cambodia
City Population
Phnom Penh 2.13M
Siem Reap 245K
Battambang 119K
Serei Saophoan 99K
Sihanoukville 71.1K
Kampong Cham 61.8K
Kampot 42.1K
Svay Rieng 41.4K
Prey Veng 33.1K
Stung Treng 29.7K

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/cambodia | 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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