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Population in Japan compared to Saudi Arabia: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of Japan was 123,366,734 in 2025 vs 36,973,555 people in Saudi Arabia in 2025. In 2026, based on the adjusted UN estimation, the current Japan's population is 122,704,252 people compared to 37,955,120 in Saudi Arabia.

Population statistics:

  • Japan's population is 3.23 times bigger than Saudi Arabia's.
  • Japan is ranked the 12th most populous country in the world, while Saudi Arabia is the 43rd.
  • The countries together account for 1.93% of the world: 1.48% for Japan vs 0.46% for Saudi Arabia.
  • For the last 10 years, Japan has had an average growth rate of -0.28% per year vs +2.5% in Saudi Arabia.
  • Since 2006, the population of Japan has decreased from 128M people to 123M (4.03% decline), while Saudi Arabia has grown from 21.5M to 38M (76.9% growth).

Japan vs Saudi Arabia: population by year and forecast

Japan
Factual

Projection
Saudi Arabia
Factual

Projection
1x
Year Population
Japan Saudi Arabia
2100 76,995,942 76,380,382
2099 77,380,486 75,896,692
2098 77,759,557 75,410,485
2097 78,135,569 74,922,342
2096 78,515,892 74,431,436
2095 78,892,606 73,939,761
2094 79,267,768 73,447,628
2093 79,645,584 72,954,272
2092 80,025,578 72,460,372
2091 80,401,222 71,966,760
2090 80,778,500 71,474,363
2089 81,158,413 70,984,330
2088 81,539,639 70,494,851
2087 81,926,401 70,006,368
2086 82,322,612 69,519,641
2085 82,727,738 69,035,093
2084 83,141,354 68,551,533
2083 83,562,394 68,068,933
2082 83,998,809 67,587,034
2081 84,447,888 67,105,252
2080 84,918,455 66,624,751
2079 85,406,042 66,144,495
2078 85,916,840 65,664,508
2077 86,453,316 65,183,768
2076 87,012,155 64,701,603
2075 87,597,053 64,217,651
2074 88,209,803 63,731,809
2073 88,854,316 63,243,084
2072 89,519,055 62,750,764
2071 90,204,314 62,255,408
2070 90,919,143 61,756,796
2069 91,645,589 61,253,878
2068 92,388,299 60,746,216
2067 93,133,993 60,235,232
2066 93,889,902 59,720,954
2065 94,654,259 59,203,814
2064 95,412,429 58,684,254
2063 96,169,244 58,161,702
2062 96,924,236 57,637,152
2061 97,675,525 57,109,207
2060 98,422,553 56,579,736
2059 99,166,038 56,047,666
2058 99,890,950 55,513,281
2057 100,607,740 54,978,393
2056 101,318,164 54,441,706
2055 102,012,184 53,904,081
2054 102,706,063 53,364,635
2053 103,381,833 52,823,422
2052 104,059,800 52,280,914
2051 104,729,745 51,737,228
2050 105,400,477 51,192,924
2049 106,076,354 50,647,663
2048 106,754,699 50,100,576
2047 107,442,881 49,552,613
2046 108,139,155 49,002,774
2045 108,844,934 48,451,215
2044 109,553,441 47,898,754
2043 110,269,851 47,346,122
2042 110,992,599 46,792,504
2041 111,729,216 46,237,820
2040 112,463,507 45,682,139
2039 113,200,859 45,126,407
2038 113,940,856 44,569,427
2037 114,687,611 44,012,415
2036 115,436,359 43,454,985
2035 116,187,949 42,897,909
2034 116,936,734 42,342,044
2033 117,678,572 41,787,423
2032 118,419,247 41,233,964
2031 119,153,646 40,680,599
2030 119,882,512 40,128,273
2029 120,600,781 39,530,306
2028 121,314,239 38,906,191
2027 122,015,984 38,267,271
2026 122,704,252 37,625,434
2025 123,366,734 36,973,555
2024 123,975,371 35,300,280
2023 124,516,650 33,702,731
2022 125,124,989 32,175,224
2021 125,681,593 30,784,383
2020 126,261,000 31,552,510
2019 126,633,000 30,063,799
2018 126,811,000 30,196,281
2017 126,972,000 30,977,355
2016 127,076,000 30,954,198
2015 127,141,000 29,816,382
2014 127,276,000 28,309,273
2013 127,445,000 27,624,004
2012 127,629,000 26,168,861
2011 127,833,000 25,091,867
2010 128,070,000 23,978,487
2009 128,047,000 24,217,654
2008 128,063,000 23,287,877
2007 128,001,000 22,368,313
2006 127,854,000 21,459,144
2005 127,773,000 20,559,890
2004 127,761,000 19,669,480
2003 127,718,000 18,786,767
2002 127,445,000 17,910,910
2001 127,149,000 17,041,397
2000 126,843,000 16,177,722
1999 126,631,000 15,472,075
1998 126,400,000 14,922,185
1997 126,057,000 14,374,943
1996 125,757,000 13,831,009
1995 125,472,000 13,289,245
1994 125,178,000 12,750,040
1993 124,829,000 12,215,862
1992 124,425,000 11,686,676
1991 123,964,000 11,160,744
1990 123,478,000 10,640,691
1989 123,069,000 10,128,394
1988 122,578,000 9,629,165
1987 122,069,000 9,130,194
1986 121,482,000 8,628,639
1985 120,837,000 8,151,779
1984 120,083,000 7,697,307
1983 119,307,000 7,252,941
1982 118,480,000 6,824,486
1981 117,661,000 6,420,551
1980 116,807,000 6,047,997
1979 115,890,000 5,703,698
1978 114,913,000 5,381,902
1977 113,872,000 5,083,048
1976 112,775,000 4,807,933
1975 111,573,000 4,556,287
1974 110,162,000 4,323,632
1973 108,707,000 4,106,344
1972 107,188,000 3,905,722
1971 105,697,000 3,724,031
1970 103,403,000 3,562,470
1969 102,219,000 3,417,114
1968 101,011,000 3,282,711
1967 99,879,000 3,157,242
1966 98,851,000 3,039,887
1965 97,952,000 2,928,771
1964 96,903,000 2,821,968
1963 95,900,000 2,719,341
1962 94,933,000 2,620,910
1961 94,055,000 2,526,347
1960 93,216,000 2,435,403

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/japan/saudi-arabia | CC BY

From 2006 to 2016, the population of Japan decreased by 778,000 people (a 0.61% decline), while Saudi Arabia gained 9,495,054 people (a 44.2% growth).

For the next 10 years, from 2016 to 2026, Japan lost 4,371,748 people (a 3.44% decline), while Saudi Arabia's population increased by 7,000,922 people (a 22.6% growth).

Japan was ranked 10th most populous country in 2006 and is 12th in 2026. Saudi Arabia was ranked 50th in 2006 and ranked 43rd now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Japan's population will shrink by 14.1% to 105,400,477 people with a rank change from 12th to 17th. The population of Saudi Arabia will increase by 34.9% to 51,192,924 people and rank change from 43rd to 42nd.

Saudi Arabia is projected to reach its peak in 2100 at 76.4M people, while Japan's population already peaked in 2010 at 128M people and is projected to decrease to 77M people by 2100.

Population growth rate by year

Japan
Factual

Projection
Saudi Arabia
Factual

Projection
1x
Year Growth rate
Japan Saudi Arabia
2100 -0.5% 0.64%
2099 -0.49% 0.64%
2098 -0.48% 0.65%
2097 -0.48% 0.66%
2096 -0.48% 0.66%
2095 -0.47% 0.67%
2094 -0.47% 0.68%
2093 -0.47% 0.68%
2092 -0.47% 0.69%
2091 -0.47% 0.69%
2090 -0.47% 0.69%
2089 -0.47% 0.69%
2088 -0.47% 0.7%
2087 -0.48% 0.7%
2086 -0.49% 0.7%
2085 -0.5% 0.71%
2084 -0.5% 0.71%
2083 -0.52% 0.71%
2082 -0.53% 0.72%
2081 -0.55% 0.72%
2080 -0.57% 0.73%
2079 -0.59% 0.73%
2078 -0.62% 0.74%
2077 -0.64% 0.75%
2076 -0.67% 0.75%
2075 -0.69% 0.76%
2074 -0.73% 0.77%
2073 -0.74% 0.78%
2072 -0.76% 0.8%
2071 -0.79% 0.81%
2070 -0.79% 0.82%
2069 -0.8% 0.84%
2068 -0.8% 0.85%
2067 -0.81% 0.86%
2066 -0.81% 0.87%
2065 -0.79% 0.89%
2064 -0.79% 0.9%
2063 -0.78% 0.91%
2062 -0.77% 0.92%
2061 -0.76% 0.94%
2060 -0.75% 0.95%
2059 -0.73% 0.96%
2058 -0.71% 0.97%
2057 -0.7% 0.99%
2056 -0.68% 1%
2055 -0.68% 1.01%
2054 -0.65% 1.02%
2053 -0.65% 1.04%
2052 -0.64% 1.05%
2051 -0.64% 1.06%
2050 -0.64% 1.08%
2049 -0.64% 1.09%
2048 -0.64% 1.11%
2047 -0.64% 1.12%
2046 -0.65% 1.14%
2045 -0.65% 1.15%
2044 -0.65% 1.17%
2043 -0.65% 1.18%
2042 -0.66% 1.2%
2041 -0.65% 1.22%
2040 -0.65% 1.23%
2039 -0.65% 1.25%
2038 -0.65% 1.27%
2037 -0.65% 1.28%
2036 -0.65% 1.3%
2035 -0.64% 1.31%
2034 -0.63% 1.33%
2033 -0.63% 1.34%
2032 -0.62% 1.36%
2031 -0.61% 1.38%
2030 -0.6% 1.51%
2029 -0.59% 1.6%
2028 -0.58% 1.67%
2027 -0.56% 1.71%
2026 -0.54% 1.76%
2025 -0.49% 4.74%
2024 -0.43% 4.74%
2023 -0.49% 4.75%
2022 -0.44% 4.52%
2021 -0.46% -2.43%
2020 -0.29% 4.95%
2019 -0.14% -0.44%
2018 -0.13% -2.52%
2017 -0.08% 0.07%
2016 -0.05% 3.82%
2015 -0.11% 5.32%
2014 -0.13% 2.48%
2013 -0.14% 5.56%
2012 -0.16% 4.29%
2011 -0.19% 4.64%
2010 0.02% -0.99%
2009 -0.01% 3.99%
2008 0.05% 4.11%
2007 0.11% 4.24%
2006 0.06% 4.37%
2005 0.009% 4.53%
2004 0.03% 4.7%
2003 0.21% 4.89%
2002 0.23% 5.1%
2001 0.24% 5.34%
2000 0.17% 4.56%
1999 0.18% 3.69%
1998 0.27% 3.81%
1997 0.24% 3.93%
1996 0.23% 4.08%
1995 0.23% 4.23%
1994 0.28% 4.37%
1993 0.32% 4.53%
1992 0.37% 4.71%
1991 0.39% 4.89%
1990 0.33% 5.06%
1989 0.4% 5.18%
1988 0.42% 5.47%
1987 0.48% 5.81%
1986 0.53% 5.85%
1985 0.63% 5.9%
1984 0.65% 6.13%
1983 0.7% 6.28%
1982 0.7% 6.29%
1981 0.73% 6.16%
1980 0.79% 6.04%
1979 0.85% 5.98%
1978 0.91% 5.88%
1977 0.97% 5.72%
1976 1.08% 5.52%
1975 1.28% 5.38%
1974 1.34% 5.29%
1973 1.42% 5.14%
1972 1.41% 4.88%
1971 2.22% 4.54%
1970 1.16% 4.25%
1969 1.2% 4.09%
1968 1.13% 3.97%
1967 1.04% 3.86%
1966 0.92% 3.79%
1965 1.08% 3.78%
1964 1.05% 3.77%
1963 1.02% 3.76%
1962 0.93% 3.74%
1961 0.9% 3.73%

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/japan/saudi-arabia | CC BY

In 2025, the population of Japan declined by 0.49%, while Saudi Arabia's population grew by 4.74%.

Live population counters

Japan Saudi Arabia
Current population
122704252
37955120
Population rank 12/197 43/197
Percent of world population 1.48% 0.46%
One net population change
52 seconds
18.9 seconds
One birth every
44.6 seconds
54.2 seconds
One death every
19.1 seconds
6.37 minutes
Daily growth/decline -1,667 +4,584
Annual growth/decline -608,637 +1,673,275
Annual growth/decline rate -0.49% +4.74%
Population growth rate rank 183/197 2/197
One migration net change every
3.75 minutes
4.4 minutes
Annual migration change +140,579 +119,738
Net migration rank 10/196 13/196
Foreign-born residents 3,409,529 13,683,841
Foreign-born residents rank 19/195 3/195
Foreign-born share of population 2.8% 40.3%
Foreign-born share rank 120/195 14/195

Natural population change vs migration

Japan
Natural

Migration
Saudi Arabia
Natural

Migration
1x
Year Population change
Japan Saudi Arabia
Natural Migration Natural Migration
2025 - 140,579 - 119,738
2024 -942,213 153,357 499,782 122,170
2023 -871,617 175,003 474,366 325,691
2022 -825,825 175,003 406,920 977,072
2021 -640,976 -34,996 409,032 -106,287
2020 -542,923 42,001 447,036 -74,725
2019 -531,858 318,190 474,407 191,582
2018 -456,520 320,601 528,767 -988,751
2017 -406,310 322,564 546,751 -920,812
2016 -343,106 314,732 537,829 -26,997
2015 -292,424 168,896 511,023 465,292
2014 -267,279 58,109 493,431 469,144
2013 -242,146 66,449 475,299 485,794
2012 -229,733 67,904 465,649 479,206
2011 -204,533 97,720 443,675 491,253
2010 -128,070 131,860 418,641 504,955
2009 -76,828 125,450 438,557 496,229
2008 -51,225 142,605 433,457 491,337
2007 -25,600 138,024 425,199 489,136
2006 12,785 130,065 399,333 504,661
2005 -25,554 113,017 375,938 518,565
2004 76,656 69,014 362,843 523,472
2003 114,946 74,875 364,520 514,606
2002 178,423 60,864 372,099 500,508
2001 203,438 59,563 382,153 484,252
2000 228,317 23,468 392,407 468,515
1999 202,610 56,901 390,112 160,263
1998 265,440 45,912 389,499 159,898
1997 277,325 43,366 385,033 160,066
1996 314,392 25,030 382,248 160,532
1995 276,039 87,714 380,231 160,512
1994 363,017 154,214 377,351 160,306
1993 312,073 168,836 372,621 158,074
1992 360,833 170,878 366,763 160,908
1991 396,685 161,331 361,329 162,857
1990 407,478 124,582 355,495 160,416
1989 467,662 31,202 349,399 159,273
1988 527,085 51,154 342,865 146,918
1987 598,138 28,001 333,088 175,075
1986 631,706 27,987 322,340 172,606
1985 676,687 -141,323 310,558 148,208
1984 756,523 -273,686 296,615 153,562
1983 775,495 -269,755 280,616 157,930
1982 805,664 -288,550 264,831 153,528
1981 811,861 -278,525 249,156 140,355
1980 864,372 -92,314 234,372 121,220
1979 950,298 -57,692 220,186 112,826
1978 1,011,234 -47,996 205,331 105,263
1977 1,070,397 -49,082 191,103 96,015
1976 1,127,750 -34,976 178,024 85,083
1975 1,204,989 107 166,223 73,960
1974 1,332,960 -10,145 155,478 69,653
1973 1,391,449 -34,674 145,450 63,995
1972 1,372,006 -73,980 136,360 55,439
1971 1,331,782 -107,778 127,600 43,989
1970 1,230,496 33,731 120,440 31,097
1969 1,195,962 49,447 113,859 25,312
1968 1,191,930 43,593 108,281 21,366
1967 1,258,475 29,632 103,343 17,947
1966 682,072 68,934 98,361 15,054
1965 1,126,448 -50,667 93,820 15,000
1964 1,046,553 -100,696 89,776 15,000
1963 987,770 -100,742 85,480 15,000
1962 901,864 -57,075 81,393 15,000
1961 893,522 -58,882 77,743 15,000
1960 894,874 -150,371 74,143 15,000

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

GeoRank.org/population/japan/saudi-arabia | CC BY

Over the last 10 years, 75% of the population change in Japan is from natural causes (a loss of 5,853,772 people) and 25% is from migration (a gain of 1,955,351 people). In Saudi Arabia 99.3% is from natural causes (a gain of 4,835,913 people) and 0.73% is from migration (a loss of 35,765 people).

As of 2024, 3,409,529 residents or 2.8% of the population were not native-born in Japan, compared to 13,683,841 people or 40.3% in Saudi Arabia.

Biggest cities by population

Japan
City Population
Tokyo 14.3M
Yokohama 3.76M
Osaka 2.75M
Nagoya 2.33M
Sapporo 1.96M
Fukuoka 1.6M
Kawasaki 1.54M
Kobe 1.52M
Kyoto 1.46M
Saitama 1.33M
Saudi Arabia
City Population
Riyadh 7.01M
Jeddah 4.7M
Mecca 2.43M
Medina 1.41M
Dammam 903K
Tabuk 886K
Qatif 625K
Jubail 379K
Ha'il 311K
Yanbu 299K

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/japan/saudi-arabia | 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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