Skip to content

Population in Cambodia compared to the United States: Trends, Charts, Rankings

Updated on by Georank team

The latest officially reported population of Cambodia was 17,638,801 in 2024 vs 341,784,857 people in the United States in 2025. In 2026, based on the adjusted UN estimation, the current Cambodia's population is 18,113,986 people compared to 344,023,146 in the United States.

Population statistics:

  • The United States' population is 19 times bigger than Cambodia's.
  • Cambodia is ranked the 73rd most populous country in the world, while the United States is the 3rd.
  • The countries together account for 4.37% of the world: 0.22% for Cambodia vs 4.15% for the United States.
  • For the last 10 years, Cambodia has had an average growth rate of +1.38% per year vs +0.65% in the United States.
  • Since 2006, the population of Cambodia has increased from 13.6M people to 18.1M (32.8% growth), while the United States has grown from 298M to 344M (15.3% growth).

Cambodia vs United States: population by year and forecast

Cambodia
Factual

Projection
United States
Factual

Projection
1x
Year Population
Cambodia United States
2100 22,906,442 415,429,771
2099 22,962,923 414,829,167
2098 23,019,882 414,231,720
2097 23,073,551 413,576,381
2096 23,123,425 412,927,393
2095 23,167,283 412,225,379
2094 23,212,055 411,498,749
2093 23,252,118 410,785,729
2092 23,290,144 410,051,921
2091 23,322,120 409,320,183
2090 23,354,198 408,613,732
2089 23,385,733 407,885,645
2088 23,409,247 407,129,733
2087 23,433,812 406,421,298
2086 23,455,606 405,715,343
2085 23,473,699 405,059,379
2084 23,490,880 404,343,130
2083 23,503,304 403,612,785
2082 23,511,399 402,871,293
2081 23,517,527 402,054,554
2080 23,523,490 401,319,194
2079 23,527,816 400,554,914
2078 23,528,640 399,737,968
2077 23,524,419 398,906,565
2076 23,517,089 398,035,750
2075 23,511,041 397,109,170
2074 23,498,649 396,226,412
2073 23,486,231 395,307,725
2072 23,468,351 394,393,561
2071 23,447,776 393,415,363
2070 23,425,399 392,469,727
2069 23,398,087 391,479,981
2068 23,367,005 390,517,695
2067 23,328,780 389,543,856
2066 23,288,003 388,597,719
2065 23,246,605 387,685,327
2064 23,196,515 386,805,026
2063 23,143,893 385,911,917
2062 23,088,053 385,032,627
2061 23,025,211 384,170,837
2060 22,956,351 383,361,269
2059 22,882,368 382,542,030
2058 22,803,687 381,704,804
2057 22,719,975 380,907,023
2056 22,633,081 380,159,777
2055 22,541,997 379,430,756
2054 22,444,525 378,682,851
2053 22,342,736 377,878,421
2052 22,235,734 377,073,303
2051 22,121,782 376,229,840
2050 22,005,604 375,373,155
2049 21,881,810 374,493,150
2048 21,754,090 373,590,762
2047 21,622,327 372,626,259
2046 21,484,727 371,644,809
2045 21,344,443 370,602,914
2044 21,199,702 369,518,897
2043 21,050,598 368,375,680
2042 20,897,569 367,158,772
2041 20,742,759 365,937,822
2040 20,586,310 364,671,837
2039 20,425,222 363,367,337
2038 20,260,230 361,997,023
2037 20,092,632 360,606,236
2036 19,926,280 359,193,245
2035 19,751,811 357,750,686
2034 19,577,662 356,266,726
2033 19,399,100 354,775,032
2032 19,219,058 353,259,037
2031 19,034,316 351,721,511
2030 18,847,504 350,155,042
2029 18,656,059 348,564,667
2028 18,459,936 346,906,294
2027 18,260,437 345,257,605
2026 18,059,685 343,565,426
2025 17,851,510 341,784,857
2024 17,638,801 340,110,988
2023 17,423,880 334,914,895
2022 17,201,724 333,271,411
2021 16,974,305 331,893,745
2020 16,725,474 331,526,933
2019 16,481,304 328,329,953
2018 16,274,522 326,838,199
2017 16,073,372 325,122,128
2016 15,852,803 323,071,755
2015 15,623,251 320,738,994
2014 15,396,772 318,386,329
2013 15,170,208 316,059,947
2012 14,945,085 313,877,662
2011 14,722,584 311,583,481
2010 14,500,726 309,327,143
2009 14,276,810 306,771,529
2008 14,053,479 304,093,966
2007 13,841,770 301,231,207
2006 13,639,028 298,379,912
2005 13,439,202 295,516,599
2004 13,244,731 292,805,298
2003 13,050,968 290,107,933
2002 12,855,241 287,625,193
2001 12,658,484 284,968,955
2000 12,462,336 282,162,411
1999 12,265,731 279,294,713
1998 12,058,173 276,115,288
1997 11,570,982 272,911,760
1996 10,801,270 269,667,391
1995 10,018,497 266,557,091
1994 9,239,162 263,435,673
1993 8,616,381 260,255,352
1992 8,113,083 256,894,189
1991 7,686,850 253,492,503
1990 7,374,752 250,131,894
1989 7,073,473 246,819,222
1988 6,812,014 244,499,004
1987 6,557,970 242,288,936
1986 6,285,693 240,132,831
1985 6,043,783 237,923,734
1984 5,845,117 235,824,908
1983 5,636,203 233,792,014
1982 5,436,432 231,664,432
1981 5,284,495 229,465,744
1980 5,199,872 226,542,250
1979 5,088,808 225,055,487
1978 5,211,653 222,584,545
1977 5,668,551 220,239,425
1976 6,134,991 218,035,164
1975 6,581,371 215,973,199
1974 6,783,240 213,853,928
1973 6,739,726 211,908,788
1972 6,673,886 209,896,021
1971 6,620,880 207,660,677
1970 6,639,182 205,052,174
1969 6,604,725 202,676,946
1968 6,467,324 200,706,052
1967 6,332,944 198,712,056
1966 6,201,232 196,560,338
1965 6,072,289 194,302,963
1964 5,946,178 191,888,791
1963 5,823,010 189,241,798
1962 5,697,558 186,537,737
1961 5,571,168 183,691,481
1960 5,449,966 180,671,158

Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); U.S. Census Bureau (1960–2025, retrieved 2026-02-08); World Bank | Health (1960–2024, retrieved 2026-04-06).

GeoRank.org/population/cambodia/united-states | CC BY

From 2006 to 2016, the population of Cambodia increased by 2,213,775 people (a 16.2% growth), while the United States gained 24,691,843 people (a 8.28% growth).

For the next 10 years, from 2016 to 2026, Cambodia gained 2,261,183 people (a 14.3% growth), while the United States' population increased by 20,951,391 people (a 6.49% growth).

Cambodia was ranked 67th most populous country in 2006 and is 73rd in 2026. The United States was ranked 3rd in 2006 and still ranked 3rd 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 United States will increase by 9.11% to 375,373,155 people and will still be ranked 3rd.

Cambodia is projected to reach its peak in 2078 at 23.5M people compared to the peak of 415M people in 2100 for the United States.

Population growth rate by year

Cambodia
Factual

Projection
United States
Factual

Projection
1x
Year Growth rate
Cambodia United States
2100 -0.25% 0.14%
2099 -0.25% 0.14%
2098 -0.23% 0.16%
2097 -0.22% 0.16%
2096 -0.19% 0.17%
2095 -0.19% 0.18%
2094 -0.17% 0.17%
2093 -0.16% 0.18%
2092 -0.14% 0.18%
2091 -0.14% 0.17%
2090 -0.13% 0.18%
2089 -0.1% 0.19%
2088 -0.1% 0.17%
2087 -0.09% 0.17%
2086 -0.08% 0.16%
2085 -0.07% 0.18%
2084 -0.05% 0.18%
2083 -0.03% 0.18%
2082 -0.03% 0.2%
2081 -0.03% 0.18%
2080 -0.02% 0.19%
2079 -0.004% 0.2%
2078 0.02% 0.21%
2077 0.03% 0.22%
2076 0.03% 0.23%
2075 0.05% 0.22%
2074 0.05% 0.23%
2073 0.08% 0.23%
2072 0.09% 0.25%
2071 0.1% 0.24%
2070 0.12% 0.25%
2069 0.13% 0.25%
2068 0.16% 0.25%
2067 0.18% 0.24%
2066 0.18% 0.24%
2065 0.22% 0.23%
2064 0.23% 0.23%
2063 0.24% 0.23%
2062 0.27% 0.22%
2061 0.3% 0.21%
2060 0.32% 0.21%
2059 0.35% 0.22%
2058 0.37% 0.21%
2057 0.38% 0.2%
2056 0.4% 0.19%
2055 0.43% 0.2%
2054 0.46% 0.21%
2053 0.48% 0.21%
2052 0.52% 0.22%
2051 0.53% 0.23%
2050 0.57% 0.23%
2049 0.59% 0.24%
2048 0.61% 0.26%
2047 0.64% 0.26%
2046 0.66% 0.28%
2045 0.68% 0.29%
2044 0.71% 0.31%
2043 0.73% 0.33%
2042 0.75% 0.33%
2041 0.76% 0.35%
2040 0.79% 0.36%
2039 0.81% 0.38%
2038 0.83% 0.39%
2037 0.83% 0.39%
2036 0.88% 0.4%
2035 0.89% 0.42%
2034 0.92% 0.42%
2033 0.94% 0.43%
2032 0.97% 0.44%
2031 0.99% 0.45%
2030 1.03% 0.46%
2029 1.06% 0.48%
2028 1.09% 0.48%
2027 1.11% 0.49%
2026 1.17% 0.52%
2025 1.21% 0.49%
2024 1.23% 1.55%
2023 1.29% 0.49%
2022 1.34% 0.42%
2021 1.49% 0.11%
2020 1.48% 0.97%
2019 1.27% 0.46%
2018 1.25% 0.53%
2017 1.39% 0.63%
2016 1.47% 0.73%
2015 1.47% 0.74%
2014 1.49% 0.74%
2013 1.51% 0.7%
2012 1.51% 0.74%
2011 1.53% 0.73%
2010 1.57% 0.83%
2009 1.59% 0.88%
2008 1.53% 0.95%
2007 1.49% 0.96%
2006 1.49% 0.97%
2005 1.47% 0.93%
2004 1.48% 0.93%
2003 1.52% 0.86%
2002 1.55% 0.93%
2001 1.57% 0.99%
2000 1.6% 1.03%
1999 1.72% 1.15%
1998 4.21% 1.17%
1997 7.13% 1.2%
1996 7.81% 1.17%
1995 8.44% 1.18%
1994 7.23% 1.22%
1993 6.2% 1.31%
1992 5.54% 1.34%
1991 4.23% 1.34%
1990 4.26% 1.34%
1989 3.84% 0.95%
1988 3.87% 0.91%
1987 4.33% 0.9%
1986 4% 0.93%
1985 3.4% 0.89%
1984 3.71% 0.87%
1983 3.67% 0.92%
1982 2.88% 0.96%
1981 1.63% 1.29%
1980 2.18% 0.66%
1979 -2.36% 1.11%
1978 -8.06% 1.06%
1977 -7.6% 1.01%
1976 -6.78% 0.95%
1975 -2.98% 0.99%
1974 0.65% 0.92%
1973 0.99% 0.96%
1972 0.8% 1.08%
1971 -0.28% 1.27%
1970 0.52% 1.17%
1969 2.12% 0.98%
1968 2.12% 1%
1967 2.12% 1.09%
1966 2.12% 1.16%
1965 2.12% 1.26%
1964 2.12% 1.4%
1963 2.2% 1.45%
1962 2.27% 1.55%
1961 2.22% 1.67%
1960 - 1.6%

Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); U.S. Census Bureau (1960–2025, retrieved 2026-02-08); World Bank | Health (1961–2024, retrieved 2026-04-06).

GeoRank.org/population/cambodia/united-states | CC BY

In 2025, the population of Cambodia grew by 1.23%, while the United States' population grew by 0.49%.

Live population counters

Cambodia United States
Current population
18113986
344023146
Population rank 73/197 3/197
Percent of world population 0.22% 4.15%
One net population change
2.45 minutes
18.9 seconds
One birth every
1.45 minutes
8.8 seconds
One death every
4.72 minutes
10.2 seconds
Daily growth/decline +589 +4,586
Annual growth/decline +214,921 +1,673,869
Annual growth/decline rate +1.23% +0.49%
Population growth rate rank 88/197 134/197
One migration net change every
16.7 minutes
25.7 seconds
Annual migration change -31,469 +1,230,663
Net migration rank 167/196 2/196
Foreign-born residents 83,925 52,375,047
Foreign-born residents rank 136/195 1/195
Foreign-born share of population 0.5% 15.2%
Foreign-born share rank 175/195 41/195

Natural population change vs migration

Cambodia
Natural

Migration
United States
Natural

Migration
1x
Year Population change
Cambodia United States
Natural Migration Natural Migration
2025 - -31,469 - 1,230,663
2024 - -32,960 - 1,286,132
2023 250,242 -31,837 502,372 1,322,668
2022 257,269 -31,350 399,926 1,319,009
2021 255,939 -27,025 199,137 674,787
2020 268,745 0 208,862 329,769
2019 276,870 -57,268 887,476 1,774,500
2018 280,671 -86,702 955,022 1,764,961
2017 282,698 -74,362 1,028,037 1,864,738
2016 284,130 -51,324 1,197,627 1,889,129
2015 284,390 -58,101 1,270,126 1,722,127
2014 283,193 -56,536 1,357,281 1,672,598
2013 281,013 -54,554 1,322,711 1,663,885
2012 276,649 -52,874 1,411,822 1,632,007
2011 272,161 -50,941 1,441,697 1,624,033
2010 272,266 -49,781 1,548,182 1,594,453
2009 274,700 -49,354 1,717,920 1,387,306
2008 272,132 -50,809 1,794,154 1,416,841
2007 270,745 -68,653 1,897,757 1,371,353
2006 263,697 -60,315 1,849,955 1,347,750
2005 256,756 -60,473 1,684,445 1,369,224
2004 251,650 -58,972 1,698,271 1,313,467
2003 251,884 -57,026 1,653,615 1,331,376
2002 251,860 -55,245 1,581,938 1,336,518
2001 250,726 -53,815 1,595,826 1,312,455
2000 246,330 -50,957 1,664,758 1,248,392
1999 245,425 -47,608 1,564,050 1,156,311
1998 251,076 -33,781 1,573,857 1,225,134
1997 252,351 504,742 1,501,014 1,116,922
1996 274,147 508,187 1,510,137 1,141,648
1995 280,168 503,042 1,546,031 1,173,016
1994 286,728 488,732 1,633,302 1,179,309
1993 282,221 187,883 1,717,685 1,228,478
1992 260,673 275,823 1,875,328 1,304,880
1991 257,709 58,264 1,926,543 1,202,426
1990 249,776 58,455 2,026,068 1,084,720
1989 239,211 55,125 1,875,826 400,998
1988 243,203 -14,627 1,735,943 460,778
1987 235,064 44,442 1,720,252 480,815
1986 221,684 43,356 1,656,917 493,082
1985 214,101 4,677 1,689,258 598,777
1984 207,700 -29,141 1,627,192 622,793
1983 192,849 46,428 1,636,544 662,840
1982 180,300 -20,026 1,714,317 600,149
1981 166,578 -22,982 1,652,153 583,070
1980 159,157 -133,508 1,608,450 595,916
1979 78,143 118,334 1,597,894 503,559
1978 -357,478 -84,695 1,402,283 556,521
1977 -416,117 -55,504 1,431,556 577,060
1976 -408,505 -52,741 1,264,604 635,590
1975 -383,806 -47,717 1,252,644 655,078
1974 73,001 -45,225 1,218,968 706,978
1973 101,304 -42,053 1,165,499 783,163
1972 113,190 -40,764 1,301,355 833,543
1971 113,813 -80,232 1,640,519 833,549
1970 122,832 -193,008 1,824,965 744,902
1969 156,777 -17,676 1,702,487 523,740
1968 153,444 -17,745 1,565,507 594,514
1967 150,046 -16,983 1,669,181 585,410
1966 147,583 -17,216 1,749,387 637,692
1965 144,460 -16,930 1,943,030 644,902
1964 141,216 -16,516 2,245,099 618,635
1963 137,562 -15,929 2,289,826 639,495
1962 132,861 -3,578 2,406,337 625,617
1961 128,259 -4,764 2,571,681 580,333
1960 124,237 -5,339 2,565,530 422,708

Data sources: World Bank | Health (1960–2025, retrieved 2026-04-06); U.S. Census Bureau (1960–2023, retrieved 2026-02-08).

GeoRank.org/population/cambodia/united-states | 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 United States 35.8% is from natural causes (a gain of 8,005,866 people) and 64.2% is from migration (a gain of 14,334,286 people).

As of 2024, 83,925 residents or 0.5% of the population were not native-born in Cambodia, compared to 52,375,047 people or 15.2% in the United States.

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
United States
City Population
New York 8.8M
Los Angeles 3.9M
Chicago 2.75M
Houston 2.3M
Phoenix 1.61M
Philadelphia 1.6M
San Antonio 1.43M
San Diego 1.39M
Dallas 1.3M
San Jose 1.01M

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/united-states | CC BY

Help us show the world through your eyes

Share a photo of your city and help others discover what it looks like to live there. Your contribution makes our data come alive.

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)

Creative Commons Attribution (CC BY) — you’re free to copy, share, remix, adapt, and use even commercially as long as you give appropriate credit and clearly indicate if you made changes. Other sources may be subject to different license terms.