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

Updated on by Georank

The latest officially reported population of Cambodia was 17,847,982 in 2025 vs 70,545,865 people in Tanzania in 2025. In 2026, based on the adjusted UN estimation, the current Cambodia's population is 18,159,213 people compared to 73,639,263 in Tanzania.

Population statistics:

  • Tanzania's population is 4.06 times bigger than Cambodia's.
  • Cambodia is ranked the 73rd most populous country in the world, while Tanzania is the 20th.
  • The countries together account for 1.1% of the world: 0.22% for Cambodia vs 0.89% for Tanzania.
  • For the last 10 years, Cambodia has had an average growth rate of +1.35% per year vs +3.11% in Tanzania.
  • Since 2006, the population of Cambodia has increased from 13.6M people to 18.2M (33.1% growth), while Tanzania has grown from 40.3M to 73.6M (82.8% growth).

Cambodia vs Tanzania: population by year and forecast

Cambodia
Factual

Projection
Tanzania
Factual

Projection
1x
Year Population
Cambodia Tanzania
2100 22,901,914 265,471,550
2099 22,958,383 263,137,702
2098 23,015,331 260,784,676
2097 23,068,989 258,387,890
2096 23,118,854 255,972,277
2095 23,162,704 253,543,248
2094 23,207,466 251,095,452
2093 23,247,521 248,605,184
2092 23,285,540 246,083,651
2091 23,317,510 243,533,968
2090 23,349,581 240,979,094
2089 23,381,110 238,393,867
2088 23,404,619 235,775,056
2087 23,429,179 233,145,231
2086 23,450,970 230,474,072
2085 23,469,059 227,778,580
2084 23,486,236 225,090,075
2083 23,498,658 222,400,079
2082 23,506,751 219,697,321
2081 23,512,878 216,974,796
2080 23,518,840 214,235,505
2079 23,523,165 211,466,096
2078 23,523,989 208,688,171
2077 23,519,769 205,898,494
2076 23,512,440 203,086,766
2075 23,506,393 200,278,383
2074 23,494,004 197,449,196
2073 23,481,588 194,624,081
2072 23,463,712 191,805,820
2071 23,443,140 188,974,004
2070 23,420,769 186,134,634
2069 23,393,461 183,293,747
2068 23,362,386 180,458,385
2067 23,324,169 177,622,538
2066 23,283,399 174,786,430
2065 23,242,009 171,897,059
2064 23,191,929 169,048,435
2063 23,139,318 166,202,091
2062 23,083,489 163,354,473
2061 23,020,659 160,521,858
2060 22,951,813 157,707,240
2059 22,877,844 154,905,240
2058 22,799,179 152,106,040
2057 22,715,484 149,311,257
2056 22,628,607 146,505,507
2055 22,537,541 143,722,840
2054 22,440,088 140,970,467
2053 22,338,320 138,249,490
2052 22,231,339 135,540,803
2051 22,117,409 132,838,721
2050 22,001,254 130,145,345
2049 21,877,484 127,483,126
2048 21,749,790 124,809,212
2047 21,618,052 122,146,647
2046 21,480,480 119,511,124
2045 21,340,224 116,903,642
2044 21,195,511 114,318,843
2043 21,046,437 111,765,580
2042 20,893,438 109,231,423
2041 20,738,659 106,738,458
2040 20,582,241 104,262,479
2039 20,421,184 101,804,600
2038 20,256,225 99,370,760
2037 20,088,660 96,974,485
2036 19,922,341 94,592,848
2035 19,747,906 92,248,476
2034 19,573,792 89,920,872
2033 19,395,265 87,646,627
2032 19,215,259 85,401,853
2031 19,030,553 83,172,579
2030 18,843,778 80,989,443
2029 18,652,372 78,830,947
2028 18,456,287 76,723,335
2027 18,256,828 74,639,948
2026 18,056,115 72,582,361
2025 17,847,982 70,545,865
2024 17,638,801 68,560,157
2023 17,423,880 66,617,606
2022 17,201,724 64,711,821
2021 16,974,305 62,830,412
2020 16,725,474 60,972,798
2019 16,481,304 59,174,891
2018 16,274,522 57,437,145
2017 16,073,372 55,652,890
2016 15,852,803 53,824,013
2015 15,623,251 52,020,962
2014 15,396,772 50,351,512
2013 15,170,208 48,824,128
2012 14,945,085 47,374,260
2011 14,722,584 46,029,367
2010 14,500,726 44,758,488
2009 14,276,810 43,633,982
2008 14,053,479 42,570,728
2007 13,841,770 41,435,512
2006 13,639,028 40,294,902
2005 13,439,202 39,182,076
2004 13,244,731 38,109,668
2003 13,050,968 37,089,555
2002 12,855,241 36,121,304
2001 12,658,484 35,198,299
2000 12,462,336 34,260,139
1999 12,265,731 33,300,330
1998 12,058,173 32,420,458
1997 11,570,982 31,578,089
1996 10,801,270 30,945,762
1995 10,018,497 30,383,497
1994 9,239,162 29,442,356
1993 8,616,381 28,332,692
1992 8,113,083 27,457,588
1991 7,686,850 26,780,436
1990 7,374,752 26,110,207
1989 7,073,473 25,438,759
1988 6,812,014 24,769,686
1987 6,557,970 24,030,378
1986 6,285,693 23,258,959
1985 6,043,783 22,501,693
1984 5,845,117 21,779,066
1983 5,636,203 21,079,874
1982 5,436,432 20,398,571
1981 5,284,495 19,784,703
1980 5,199,872 19,189,769
1979 5,088,808 18,592,038
1978 5,211,653 17,976,566
1977 5,668,551 17,352,929
1976 6,134,991 16,736,211
1975 6,581,371 16,138,361
1974 6,783,240 15,561,630
1973 6,739,726 15,010,101
1972 6,673,886 14,479,308
1971 6,620,880 13,971,451
1970 6,639,182 13,492,677
1969 6,604,725 13,036,700
1968 6,467,324 12,602,076
1967 6,332,944 12,200,109
1966 6,201,232 11,827,459
1965 6,072,289 11,470,728
1964 5,946,178 11,127,826
1963 5,823,010 10,799,528
1962 5,697,558 10,487,756
1961 5,571,168 10,187,886
1960 5,449,966 9,901,419

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/cambodia/tanzania | CC BY

From 2006 to 2016, the population of Cambodia increased by 2,213,775 people (a 16.2% growth), while Tanzania gained 13,529,111 people (a 33.6% growth).

For the next 10 years, from 2016 to 2026, Cambodia gained 2,306,410 people (a 14.5% growth), while Tanzania's population increased by 19,815,250 people (a 36.8% growth).

Cambodia was ranked 67th most populous country in 2006 and is 73rd in 2026. Tanzania was ranked 30th in 2006 and ranked 20th now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Cambodia's population will grow by 21.2% to 22,001,254 people and will still be ranked 73rd. The population of Tanzania will increase by 76.7% to 130,145,345 people and rank change from 20th to 15th.

Cambodia is projected to reach its peak in 2078 at 23.5M people compared to the peak of 265M people in 2100 for Tanzania.

Population growth rate by year

Cambodia
Factual

Projection
Tanzania
Factual

Projection
1x
Year Growth rate
Cambodia Tanzania
2100 -0.25% 0.89%
2099 -0.25% 0.9%
2098 -0.23% 0.93%
2097 -0.22% 0.94%
2096 -0.19% 0.96%
2095 -0.19% 0.97%
2094 -0.17% 1%
2093 -0.16% 1.02%
2092 -0.14% 1.05%
2091 -0.14% 1.06%
2090 -0.13% 1.08%
2089 -0.1% 1.11%
2088 -0.1% 1.13%
2087 -0.09% 1.16%
2086 -0.08% 1.18%
2085 -0.07% 1.19%
2084 -0.05% 1.21%
2083 -0.03% 1.23%
2082 -0.03% 1.25%
2081 -0.03% 1.28%
2080 -0.02% 1.31%
2079 -0.004% 1.33%
2078 0.02% 1.35%
2077 0.03% 1.38%
2076 0.03% 1.4%
2075 0.05% 1.43%
2074 0.05% 1.45%
2073 0.08% 1.47%
2072 0.09% 1.5%
2071 0.1% 1.53%
2070 0.12% 1.55%
2069 0.13% 1.57%
2068 0.16% 1.6%
2067 0.18% 1.62%
2066 0.18% 1.68%
2065 0.22% 1.69%
2064 0.23% 1.71%
2063 0.24% 1.74%
2062 0.27% 1.76%
2061 0.3% 1.78%
2060 0.32% 1.81%
2059 0.35% 1.84%
2058 0.37% 1.87%
2057 0.38% 1.92%
2056 0.4% 1.94%
2055 0.43% 1.95%
2054 0.46% 1.97%
2053 0.48% 2%
2052 0.52% 2.03%
2051 0.53% 2.07%
2050 0.57% 2.09%
2049 0.59% 2.14%
2048 0.61% 2.18%
2047 0.64% 2.21%
2046 0.66% 2.23%
2045 0.68% 2.26%
2044 0.71% 2.28%
2043 0.73% 2.32%
2042 0.75% 2.34%
2041 0.76% 2.37%
2040 0.79% 2.41%
2039 0.81% 2.45%
2038 0.83% 2.47%
2037 0.83% 2.52%
2036 0.88% 2.54%
2035 0.89% 2.59%
2034 0.92% 2.59%
2033 0.94% 2.63%
2032 0.97% 2.68%
2031 0.99% 2.7%
2030 1.03% 2.74%
2029 1.06% 2.75%
2028 1.09% 2.79%
2027 1.11% 2.83%
2026 1.17% 2.89%
2025 1.19% 2.9%
2024 1.23% 2.92%
2023 1.29% 2.95%
2022 1.34% 2.99%
2021 1.49% 3.05%
2020 1.48% 3.04%
2019 1.27% 3.03%
2018 1.25% 3.21%
2017 1.39% 3.4%
2016 1.47% 3.47%
2015 1.47% 3.32%
2014 1.49% 3.13%
2013 1.51% 3.06%
2012 1.51% 2.92%
2011 1.53% 2.84%
2010 1.57% 2.58%
2009 1.59% 2.5%
2008 1.53% 2.74%
2007 1.49% 2.83%
2006 1.49% 2.84%
2005 1.47% 2.81%
2004 1.48% 2.75%
2003 1.52% 2.68%
2002 1.55% 2.62%
2001 1.57% 2.74%
2000 1.6% 2.88%
1999 1.72% 2.71%
1998 4.21% 2.67%
1997 7.13% 2.04%
1996 7.81% 1.85%
1995 8.44% 3.2%
1994 7.23% 3.92%
1993 6.2% 3.19%
1992 5.54% 2.53%
1991 4.23% 2.57%
1990 4.26% 2.64%
1989 3.84% 2.7%
1988 3.87% 3.08%
1987 4.33% 3.32%
1986 4% 3.37%
1985 3.4% 3.32%
1984 3.71% 3.32%
1983 3.67% 3.34%
1982 2.88% 3.1%
1981 1.63% 3.1%
1980 2.18% 3.21%
1979 -2.36% 3.42%
1978 -8.06% 3.59%
1977 -7.6% 3.68%
1976 -6.78% 3.7%
1975 -2.98% 3.71%
1974 0.65% 3.67%
1973 0.99% 3.67%
1972 0.8% 3.63%
1971 -0.28% 3.55%
1970 0.52% 3.5%
1969 2.12% 3.45%
1968 2.12% 3.29%
1967 2.12% 3.15%
1966 2.12% 3.11%
1965 2.12% 3.08%
1964 2.12% 3.04%
1963 2.2% 2.97%
1962 2.27% 2.94%
1961 2.22% 2.89%

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/cambodia/tanzania | CC BY

In 2025, the population of Cambodia grew by 1.19%, while Tanzania's population grew by 2.9%.

Live population counters

Cambodia Tanzania
Current population
18159213
73639263
Population rank 73/197 20/197
Percent of world population 0.22% 0.89%
One net population change
2.52 minutes
15.9 seconds
One birth every
1.47 minutes
13.2 seconds
One death every
4.62 minutes
1.34 minutes
Daily growth/decline +573 +5,440
Annual growth/decline +209,181 +1,985,708
Annual growth/decline rate +1.19% +2.9%
Population growth rate rank 88/197 16/197
One migration net change every
16.7 minutes
41.4 minutes
Annual migration change -31,469 -12,730
Net migration rank 167/196 139/196
Foreign-born residents 83,925 462,371
Foreign-born residents rank 136/195 83/195
Foreign-born share of population 0.5% 0.7%
Foreign-born share rank 175/195 167/195

Natural population change vs migration

Cambodia
Natural

Migration
Tanzania
Natural

Migration
1x
Year Population change
Cambodia Tanzania
Natural Migration Natural Migration
2025 - -31,469 - -12,730
2024 244,386 -32,960 1,993,730 -29,865
2023 250,242 -31,837 1,960,623 -39,388
2022 257,269 -31,350 1,927,960 -37,557
2021 255,939 -27,025 1,880,137 -7,704
2020 268,745 0 1,861,377 -18,587
2019 276,870 -57,268 1,816,669 -63,602
2018 280,671 -86,702 1,777,852 -55,444
2017 282,698 -74,362 1,726,909 119,142
2016 284,130 -51,324 1,659,502 152,194
2015 284,390 -58,101 1,592,882 201,495
2014 283,193 -56,536 1,565,630 -21,083
2013 281,013 -54,554 1,509,008 1,241
2012 276,649 -52,874 1,439,325 -49,875
2011 272,161 -50,941 1,384,886 -84,546
2010 272,266 -49,781 1,363,477 -122,020
2009 274,700 -49,354 1,332,015 -324,478
2008 272,132 -50,809 1,303,728 -184,816
2007 270,745 -68,653 1,278,285 -126,793
2006 263,697 -60,315 1,257,927 -128,231
2005 256,756 -60,473 1,224,165 -128,251
2004 251,650 -58,972 1,175,379 -126,490
2003 251,884 -57,026 1,118,435 -127,101
2002 251,860 -55,245 1,063,195 -118,047
2001 250,726 -53,815 1,026,242 -125,375
2000 246,330 -50,957 985,185 -9,701
1999 245,425 -47,608 948,659 -4,489
1998 251,076 -33,781 920,806 -105,184
1997 252,351 504,742 882,544 -13,400
1996 274,147 508,187 868,524 -473,007
1995 280,168 503,042 838,980 -109,971
1994 286,728 488,732 803,953 349,348
1993 282,221 187,883 778,044 288,004
1992 260,673 275,823 767,961 -83,825
1991 257,709 58,264 762,011 -91,851
1990 249,776 58,455 750,825 -80,529
1989 239,211 55,125 743,854 -71,268
1988 243,203 -14,627 736,551 -71,012
1987 235,064 44,442 718,580 94,498
1986 221,684 43,356 705,677 24,101
1985 214,101 4,677 697,867 86,864
1984 207,700 -29,141 687,435 -26,938
1983 192,849 46,428 679,720 58,161
1982 180,300 -20,026 662,627 -37,883
1981 166,578 -22,982 645,496 -42,485
1980 159,157 -133,508 629,444 -42,588
1979 78,143 118,334 613,388 -4,792
1978 -357,478 -84,695 595,024 27,307
1977 -416,117 -55,504 574,938 49,997
1976 -408,505 -52,741 553,617 54,875
1975 -383,806 -47,717 533,906 53,290
1974 73,001 -45,225 515,152 51,127
1973 101,304 -42,053 488,429 48,363
1972 113,190 -40,764 467,305 57,489
1971 113,813 -80,232 449,014 41,900
1970 122,832 -193,008 427,988 38,635
1969 156,777 -17,676 408,322 37,006
1968 153,444 -17,745 389,467 34,455
1967 150,046 -16,983 374,763 5,265
1966 147,583 -17,216 360,229 5,049
1965 144,460 -16,930 343,456 4,742
1964 141,216 -16,516 328,527 9,090
1963 137,562 -15,929 314,644 4,333
1962 132,861 -3,578 300,663 3,916
1961 128,259 -4,764 286,839 8,338
1960 124,237 -5,339 275,814 1,946

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

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

Over the last 10 years, 85.6% of the population change in Cambodia is from natural causes (a gain of 2,685,340 people) and 14.4% is from migration (a loss of 450,929 people). In Tanzania 98.8% is from natural causes (a gain of 18,197,641 people) and 1.2% is from migration (a gain of 220,684 people).

As of 2024, 83,925 residents or 0.5% of the population were not native-born in Cambodia, compared to 462,371 people or 0.7% in Tanzania.

Biggest cities by population

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
Tanzania
City Population
Dar es Salaam 4.72M
Zanzibar 710K
Mwanza 706K
Mbeya 542K
Morogoro 471K
Arusha 416K
Tanga 221K
Dodoma 214K
Moshi 145K

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/cambodia/tanzania | 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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