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Population in Cambodia compared to the Congo: Trends, Charts, Rankings

Updated on by Georank team

The latest officially reported population of Cambodia was 17,638,801 in 2024 vs 6,332,961 people in the Congo in 2024. In 2026, based on the adjusted UN estimation, the current Cambodia's population is 18,113,986 people compared to 6,681,829 in the Congo.

Population statistics:

  • Cambodia's population is 2.71 times bigger than the Congo's.
  • Cambodia is ranked the 73rd most populous country in the world, while the Congo is the 109th.
  • The countries together account for 0.3% of the world: 0.22% for Cambodia vs 0.08% for the Congo.
  • For the last 10 years, Cambodia has had an average growth rate of +1.38% per year vs +2.44% in the Congo.
  • Since 2006, the population of Cambodia has increased from 13.6M people to 18.1M (32.8% growth), while the Congo has grown from 3.84M to 6.68M (74.1% growth).

Cambodia vs Congo: population by year and forecast

Cambodia
Factual

Projection
Congo
Factual

Projection
1x
Year Population
Cambodia Congo
2100 22,906,442 20,197,393
2099 22,962,923 20,056,338
2098 23,019,882 19,909,990
2097 23,073,551 19,763,169
2096 23,123,425 19,613,556
2095 23,167,283 19,462,505
2094 23,212,055 19,309,823
2093 23,252,118 19,154,254
2092 23,290,144 18,993,517
2091 23,322,120 18,831,137
2090 23,354,198 18,666,035
2089 23,385,733 18,500,705
2088 23,409,247 18,328,408
2087 23,433,812 18,156,542
2086 23,455,606 17,982,556
2085 23,473,699 17,810,599
2084 23,490,880 17,634,115
2083 23,503,304 17,455,922
2082 23,511,399 17,273,447
2081 23,517,527 17,095,916
2080 23,523,490 16,913,187
2079 23,527,816 16,731,545
2078 23,528,640 16,545,390
2077 23,524,419 16,360,458
2076 23,517,089 16,175,508
2075 23,511,041 15,984,378
2074 23,498,649 15,794,071
2073 23,486,231 15,599,735
2072 23,468,351 15,404,494
2071 23,447,776 15,207,921
2070 23,425,399 15,011,471
2069 23,398,087 14,810,543
2068 23,367,005 14,612,051
2067 23,328,780 14,415,033
2066 23,288,003 14,213,222
2065 23,246,605 14,012,829
2064 23,196,515 13,813,071
2063 23,143,893 13,611,733
2062 23,088,053 13,407,155
2061 23,025,211 13,206,406
2060 22,956,351 13,006,970
2059 22,882,368 12,808,144
2058 22,803,687 12,611,185
2057 22,719,975 12,415,316
2056 22,633,081 12,219,298
2055 22,541,997 12,024,601
2054 22,444,525 11,826,644
2053 22,342,736 11,629,783
2052 22,235,734 11,433,645
2051 22,121,782 11,236,927
2050 22,005,604 11,041,020
2049 21,881,810 10,846,652
2048 21,754,090 10,651,879
2047 21,622,327 10,455,019
2046 21,484,727 10,260,138
2045 21,344,443 10,065,444
2044 21,199,702 9,872,742
2043 21,050,598 9,677,498
2042 20,897,569 9,483,953
2041 20,742,759 9,288,673
2040 20,586,310 9,097,986
2039 20,425,222 8,908,556
2038 20,260,230 8,720,599
2037 20,092,632 8,534,256
2036 19,926,280 8,350,011
2035 19,751,811 8,167,940
2034 19,577,662 7,986,915
2033 19,399,100 7,806,956
2032 19,219,058 7,629,621
2031 19,034,316 7,454,630
2030 18,847,504 7,285,238
2029 18,656,059 7,119,031
2028 18,459,936 6,956,345
2027 18,260,437 6,795,830
2026 18,059,685 6,639,560
2025 17,851,510 6,485,440
2024 17,638,801 6,332,961
2023 17,423,880 6,182,885
2022 17,201,724 6,035,104
2021 16,974,305 5,892,183
2020 16,725,474 5,752,791
2019 16,481,304 5,616,661
2018 16,274,522 5,483,118
2017 16,073,372 5,351,011
2016 15,852,803 5,222,536
2015 15,623,251 5,097,581
2014 15,396,772 4,975,880
2013 15,170,208 4,857,099
2012 14,945,085 4,740,450
2011 14,722,584 4,609,724
2010 14,500,726 4,462,290
2009 14,276,810 4,281,219
2008 14,053,479 4,113,517
2007 13,841,770 3,980,430
2006 13,639,028 3,837,409
2005 13,439,202 3,696,393
2004 13,244,731 3,565,554
2003 13,050,968 3,445,753
2002 12,855,241 3,350,771
2001 12,658,484 3,272,537
2000 12,462,336 3,151,345
1999 12,265,731 3,032,874
1998 12,058,173 2,952,061
1997 11,570,982 2,887,862
1996 10,801,270 2,826,785
1995 10,018,497 2,749,461
1994 9,239,162 2,673,144
1993 8,616,381 2,595,124
1992 8,113,083 2,519,465
1991 7,686,850 2,449,229
1990 7,374,752 2,380,560
1989 7,073,473 2,313,558
1988 6,812,014 2,247,653
1987 6,557,970 2,183,473
1986 6,285,693 2,120,602
1985 6,043,783 2,059,311
1984 5,845,117 1,999,528
1983 5,636,203 1,950,321
1982 5,436,432 1,910,430
1981 5,284,495 1,869,759
1980 5,199,872 1,828,985
1979 5,088,808 1,788,524
1978 5,211,653 1,748,089
1977 5,668,551 1,707,568
1976 6,134,991 1,667,225
1975 6,581,371 1,627,032
1974 6,783,240 1,582,301
1973 6,739,726 1,533,680
1972 6,673,886 1,486,468
1971 6,620,880 1,441,039
1970 6,639,182 1,397,638
1969 6,604,725 1,356,182
1968 6,467,324 1,316,519
1967 6,332,944 1,278,691
1966 6,201,232 1,242,534
1965 6,072,289 1,207,880
1964 5,946,178 1,174,816
1963 5,823,010 1,143,263
1962 5,697,558 1,113,175
1961 5,571,168 1,084,389
1960 5,449,966 1,056,732

Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1960–2024, retrieved 2026-04-06).

GeoRank.org/population/cambodia/congo | CC BY

From 2006 to 2016, the population of Cambodia increased by 2,213,775 people (a 16.2% growth), while the Congo gained 1,385,127 people (a 36.1% growth).

For the next 10 years, from 2016 to 2026, Cambodia gained 2,261,183 people (a 14.3% growth), while the Congo's population increased by 1,459,293 people (a 27.9% growth).

Cambodia was ranked 67th most populous country in 2006 and is 73rd in 2026. The Congo was ranked 125th in 2006 and ranked 109th now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Cambodia's population will grow by 21.5% to 22,005,604 people and will still be ranked 73rd. The population of the Congo will increase by 65.2% to 11,041,020 people and rank change from 109th to 95th.

Cambodia is projected to reach its peak in 2078 at 23.5M people compared to the peak of 20.2M people in 2100 for the Congo.

Population growth rate by year

Cambodia
Factual

Projection
Congo
Factual

Projection
1x
Year Growth rate
Cambodia Congo
2100 -0.25% 0.7%
2099 -0.25% 0.74%
2098 -0.23% 0.74%
2097 -0.22% 0.76%
2096 -0.19% 0.78%
2095 -0.19% 0.79%
2094 -0.17% 0.81%
2093 -0.16% 0.85%
2092 -0.14% 0.86%
2091 -0.14% 0.88%
2090 -0.13% 0.89%
2089 -0.1% 0.94%
2088 -0.1% 0.95%
2087 -0.09% 0.97%
2086 -0.08% 0.97%
2085 -0.07% 1%
2084 -0.05% 1.02%
2083 -0.03% 1.06%
2082 -0.03% 1.04%
2081 -0.03% 1.08%
2080 -0.02% 1.09%
2079 -0.004% 1.13%
2078 0.02% 1.13%
2077 0.03% 1.14%
2076 0.03% 1.2%
2075 0.05% 1.2%
2074 0.05% 1.25%
2073 0.08% 1.27%
2072 0.09% 1.29%
2071 0.1% 1.31%
2070 0.12% 1.36%
2069 0.13% 1.36%
2068 0.16% 1.37%
2067 0.18% 1.42%
2066 0.18% 1.43%
2065 0.22% 1.45%
2064 0.23% 1.48%
2063 0.24% 1.53%
2062 0.27% 1.52%
2061 0.3% 1.53%
2060 0.32% 1.55%
2059 0.35% 1.56%
2058 0.37% 1.58%
2057 0.38% 1.6%
2056 0.4% 1.62%
2055 0.43% 1.67%
2054 0.46% 1.69%
2053 0.48% 1.72%
2052 0.52% 1.75%
2051 0.53% 1.77%
2050 0.57% 1.79%
2049 0.59% 1.83%
2048 0.61% 1.88%
2047 0.64% 1.9%
2046 0.66% 1.93%
2045 0.68% 1.95%
2044 0.71% 2.02%
2043 0.73% 2.04%
2042 0.75% 2.1%
2041 0.76% 2.1%
2040 0.79% 2.13%
2039 0.81% 2.16%
2038 0.83% 2.18%
2037 0.83% 2.21%
2036 0.88% 2.23%
2035 0.89% 2.27%
2034 0.92% 2.31%
2033 0.94% 2.32%
2032 0.97% 2.35%
2031 0.99% 2.33%
2030 1.03% 2.33%
2029 1.06% 2.34%
2028 1.09% 2.36%
2027 1.11% 2.35%
2026 1.17% 2.38%
2025 1.21% 2.41%
2024 1.23% 2.43%
2023 1.29% 2.45%
2022 1.34% 2.43%
2021 1.49% 2.42%
2020 1.48% 2.42%
2019 1.27% 2.44%
2018 1.25% 2.47%
2017 1.39% 2.46%
2016 1.47% 2.45%
2015 1.47% 2.45%
2014 1.49% 2.45%
2013 1.51% 2.46%
2012 1.51% 2.84%
2011 1.53% 3.3%
2010 1.57% 4.23%
2009 1.59% 4.08%
2008 1.53% 3.34%
2007 1.49% 3.73%
2006 1.49% 3.81%
2005 1.47% 3.67%
2004 1.48% 3.48%
2003 1.52% 2.83%
2002 1.55% 2.39%
2001 1.57% 3.85%
2000 1.6% 3.91%
1999 1.72% 2.74%
1998 4.21% 2.22%
1997 7.13% 2.16%
1996 7.81% 2.81%
1995 8.44% 2.85%
1994 7.23% 3.01%
1993 6.2% 3%
1992 5.54% 2.87%
1991 4.23% 2.88%
1990 4.26% 2.9%
1989 3.84% 2.93%
1988 3.87% 2.94%
1987 4.33% 2.96%
1986 4% 2.98%
1985 3.4% 2.99%
1984 3.71% 2.52%
1983 3.67% 2.09%
1982 2.88% 2.18%
1981 1.63% 2.23%
1980 2.18% 2.26%
1979 -2.36% 2.31%
1978 -8.06% 2.37%
1977 -7.6% 2.42%
1976 -6.78% 2.47%
1975 -2.98% 2.83%
1974 0.65% 3.17%
1973 0.99% 3.18%
1972 0.8% 3.15%
1971 -0.28% 3.11%
1970 0.52% 3.06%
1969 2.12% 3.01%
1968 2.12% 2.96%
1967 2.12% 2.91%
1966 2.12% 2.87%
1965 2.12% 2.81%
1964 2.12% 2.76%
1963 2.2% 2.7%
1962 2.27% 2.65%
1961 2.22% 2.62%

Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1961–2024, retrieved 2026-04-06).

GeoRank.org/population/cambodia/congo | CC BY

In 2024, the population of Cambodia grew by 1.23%, while the Congo's population grew by 2.43%.

Live population counters

Cambodia Congo
Current population
18113986
6681829
Population rank 73/197 109/197
Percent of world population 0.22% 0.08%
One net population change
2.45 minutes
3.5 minutes
One birth every
1.45 minutes
2.78 minutes
One death every
4.72 minutes
13.5 minutes
Daily growth/decline +589 +411
Annual growth/decline +214,921 +150,076
Annual growth/decline rate +1.23% +2.43%
Population growth rate rank 88/197 31/197
One migration net change every
16.7 minutes
2.93 hours
Annual migration change -31,469 -2,999
Net migration rank 167/196 108/196
Foreign-born residents 83,925 385,589
Foreign-born residents rank 136/195 91/195
Foreign-born share of population 0.5% 6.1%
Foreign-born share rank 175/195 86/195

Natural population change vs migration

Cambodia
Natural

Migration
Congo
Natural

Migration
1x
Year Population change
Cambodia Congo
Natural Migration Natural Migration
2025 - -31,469 - -2,999
2024 - -32,960 - -2,491
2023 250,242 -31,837 150,486 -995
2022 257,269 -31,350 147,076 -995
2021 255,939 -27,025 144,241 -4,476
2020 268,745 0 143,492 -4,472
2019 276,870 -57,268 139,513 -6,268
2018 280,671 -86,702 142,704 -8,856
2017 282,698 -74,362 141,973 -11,601
2016 284,130 -51,324 141,358 -14,783
2015 284,390 -58,101 141,539 -18,207
2014 283,193 -56,536 141,674 -21,598
2013 281,013 -54,554 142,080 -24,605
2012 276,649 -52,874 142,464 -26,643
2011 272,161 -50,941 140,371 5,262
2010 272,266 -49,781 136,908 12,318
2009 274,700 -49,354 126,904 86,014
2008 272,132 -50,809 120,711 1,774
2007 270,745 -68,653 112,459 31,239
2006 263,697 -60,315 106,876 35,475
2005 256,756 -60,473 101,344 38,337
2004 251,650 -58,972 96,577 25,412
2003 251,884 -57,026 91,326 26,280
2002 251,860 -55,245 88,497 -16,140
2001 250,726 -53,815 84,876 -764
2000 246,330 -50,957 78,491 79,780
1999 245,425 -47,608 76,204 2,470
1998 251,076 -33,781 72,450 10,500
1997 252,351 504,742 66,149 -20,704
1996 274,147 508,187 75,628 1,085
1995 280,168 503,042 74,189 3,747
1994 286,728 488,732 72,857 1,850
1993 282,221 187,883 71,119 10,218
1992 260,673 275,823 69,973 0
1991 257,709 58,264 68,534 1,966
1990 249,776 58,455 67,241 -395
1989 239,211 55,125 65,944 1,214
1988 243,203 -14,627 64,629 22
1987 235,064 44,442 63,183 525
1986 221,684 43,356 61,669 367
1985 214,101 4,677 60,359 182
1984 207,700 -29,141 59,028 0
1983 192,849 46,428 58,120 -18,720
1982 180,300 -20,026 57,036 -16,664
1981 166,578 -22,982 56,603 -15,630
1980 159,157 -133,508 55,550 -14,972
1979 78,143 118,334 54,723 -14,378
1978 -357,478 -84,695 53,885 -13,356
1977 -416,117 -55,504 53,179 -12,673
1976 -408,505 -52,741 52,148 -11,971
1975 -383,806 -47,717 51,155 -10,944
1974 73,001 -45,225 49,563 -312
1973 101,304 -42,053 48,017 -22
1972 113,190 -40,764 46,427 0
1971 113,813 -80,232 44,431 0
1970 122,832 -193,008 42,374 0
1969 156,777 -17,676 40,532 0
1968 153,444 -17,745 38,786 0
1967 150,046 -16,983 36,866 0
1966 147,583 -17,216 35,452 0
1965 144,460 -16,930 33,865 0
1964 141,216 -16,516 32,270 0
1963 137,562 -15,929 30,832 0
1962 132,861 -3,578 29,342 0
1961 128,259 -4,764 28,220 0
1960 124,237 -5,339 27,094 0

Data sources: World Bank | Health (1960–2025, retrieved 2026-04-06).

GeoRank.org/population/cambodia/congo | CC BY

Over the last 10 years, 85.2% of the population change in Cambodia is from natural causes (a gain of 2,724,147 people) and 14.8% is from migration (a loss of 474,505 people). In the Congo 94% is from natural causes (a gain of 1,434,056 people) and 6.04% is from migration (a loss of 92,251 people).

As of 2024, 83,925 residents or 0.5% of the population were not native-born in Cambodia, compared to 385,589 people or 6.1% in the Congo.

Biggest cities by population

Cambodia
City Population
Phnom Penh 2.13M
Siem Reap 245K
Battambang 130K
Serei Saophoan 99K
Sihanoukville 71.1K
Kampong Cham 61.8K
Svay Rieng 41.4K
Kampot 39.2K
Prey Veng 33.1K
Stung Treng 29.7K
Congo
City Population
Brazzaville 2.15M
Pointe-Noire 1.42M
Kayes 71.6K
Madingou 36.2K
Gamboma 26.1K
Kinkala 12.1K

Compare countries by 7 more topics

Population map with other countries

1x

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06); United Nations | World Population Prospects (1960–2026, retrieved 2026-03-10); U.S. Census Bureau (1960–2025, retrieved 2026-02-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20).

GeoRank.org/population/cambodia/congo | CC BY

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Data sources:

  1. World Bank | Health (1960–2025, retrieved 2026-04-06)
  2. United Nations | World Population Prospects (1960–2100, retrieved 2026-03-10)
  3. U.S. Census Bureau (1960–2025, retrieved 2026-02-08)
  4. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)
  5. Wikidata (2026, retrieved 2026-02-08)

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