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Population in Iceland compared to Thailand: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of Iceland was 392,404 in 2025 vs 71,619,863 people in Thailand in 2025. In 2026, based on the adjusted UN estimation, the current Iceland's population is 398,674 people compared to 71,565,981 in Thailand.

Population statistics:

  • Thailand's population is 179.5 times bigger than Iceland's.
  • Iceland is ranked the 173rd most populous country in the world, while Thailand is the 21st.
  • The countries together account for 0.87% of the world: 0.005% for Iceland vs 0.86% for Thailand.
  • For the last 10 years, Iceland has had an average growth rate of +1.66% per year vs +0.18% in Thailand.
  • Since 2006, the population of Iceland has increased from 304K people to 399K (31.2% growth), while Thailand has grown from 66.6M to 71.6M (7.51% growth).

Iceland vs Thailand: population by year and forecast

Iceland
Factual

Projection
Thailand
Factual

Projection
1x
Year Population
Iceland Thailand
2100 360,144 45,708,431
2099 361,926 46,053,146
2098 363,730 46,403,189
2097 365,557 46,757,918
2096 367,453 47,118,652
2095 369,353 47,484,043
2094 371,260 47,853,561
2093 373,227 48,226,682
2092 375,333 48,605,235
2091 377,423 48,984,504
2090 379,430 49,368,049
2089 381,438 49,756,629
2088 383,627 50,142,276
2087 385,798 50,532,164
2086 387,894 50,925,294
2085 390,003 51,321,960
2084 392,060 51,724,454
2083 394,128 52,127,592
2082 396,088 52,533,368
2081 398,124 52,938,345
2080 400,156 53,347,733
2079 402,122 53,762,492
2078 403,988 54,177,529
2077 405,922 54,595,112
2076 407,624 55,015,291
2075 409,218 55,438,108
2074 410,690 55,867,914
2073 412,079 56,300,358
2072 413,583 56,735,274
2071 414,926 57,172,515
2070 416,204 57,616,731
2069 417,368 58,061,962
2068 418,437 58,512,248
2067 419,588 58,962,990
2066 420,609 59,413,893
2065 421,634 59,873,261
2064 422,508 60,331,851
2063 423,391 60,792,306
2062 424,311 61,257,068
2061 425,017 61,720,030
2060 425,795 62,187,380
2059 426,421 62,651,158
2058 426,989 63,113,332
2057 427,546 63,572,746
2056 428,007 64,027,520
2055 428,399 64,473,146
2054 428,619 64,912,210
2053 428,812 65,338,122
2052 429,004 65,758,061
2051 428,983 66,162,612
2050 429,028 66,552,915
2049 428,993 66,931,487
2048 428,917 67,291,479
2047 428,806 67,636,461
2046 428,615 67,967,131
2045 428,387 68,281,902
2044 427,939 68,579,656
2043 427,281 68,864,788
2042 426,616 69,133,982
2041 425,912 69,390,832
2040 425,083 69,626,857
2039 424,104 69,848,522
2038 422,997 70,056,903
2037 421,786 70,250,371
2036 420,429 70,429,677
2035 418,926 70,599,021
2034 417,406 70,751,094
2033 415,689 70,891,510
2032 413,829 71,019,665
2031 411,715 71,134,882
2030 409,349 71,241,584
2029 406,777 71,337,147
2028 403,748 71,423,119
2027 400,455 71,499,411
2026 396,793 71,565,981
2025 392,404 71,619,863
2024 386,506 71,668,011
2023 385,663 71,702,435
2022 382,003 71,735,329
2021 372,520 71,727,332
2020 366,463 71,641,484
2019 360,563 71,522,271
2018 352,721 71,376,079
2017 343,400 71,160,187
2016 335,439 70,859,841
2015 330,815 70,540,795
2014 327,386 70,216,367
2013 323,764 69,845,114
2012 320,716 69,436,098
2011 319,014 69,007,208
2010 318,041 68,579,447
2009 318,499 68,121,080
2008 317,414 67,619,830
2007 311,566 67,102,394
2006 303,782 66,567,687
2005 296,734 66,017,420
2004 292,074 65,452,047
2003 289,521 64,868,166
2002 287,523 64,266,437
2001 284,968 63,651,141
2000 281,205 63,007,815
1999 277,381 62,299,043
1998 274,047 61,522,630
1997 271,128 60,724,584
1996 268,916 59,920,064
1995 267,468 59,098,232
1994 266,021 58,260,854
1993 263,725 57,408,198
1992 261,057 56,528,834
1991 257,797 55,637,434
1990 254,826 54,738,329
1989 252,852 53,848,956
1988 249,740 52,969,595
1987 245,859 52,074,105
1986 243,180 51,177,834
1985 241,405 50,270,753
1984 239,511 49,351,708
1983 236,977 48,423,309
1982 233,860 47,494,577
1981 230,755 46,575,855
1980 228,138 45,650,022
1979 225,735 44,718,434
1978 223,537 43,788,976
1977 221,799 42,843,974
1976 220,154 41,896,504
1975 217,979 40,940,005
1974 215,209 39,952,891
1973 212,317 38,947,787
1972 209,137 37,933,929
1971 206,098 36,937,387
1970 204,438 35,954,408
1969 203,369 34,973,782
1968 201,488 34,002,560
1967 198,751 33,037,801
1966 195,570 32,086,071
1965 192,286 31,149,337
1964 188,983 30,232,141
1963 185,653 29,342,322
1962 182,378 28,481,040
1961 179,029 27,650,334
1960 175,574 26,851,747

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/iceland/thailand | CC BY

From 2006 to 2016, the population of Iceland increased by 31,657 people (a 10.4% growth), while Thailand gained 4,292,154 people (a 6.45% growth).

For the next 10 years, from 2016 to 2026, Iceland gained 63,235 people (a 18.9% growth), while Thailand's population increased by 706,140 people (a 1% growth).

Iceland was ranked 172nd most populous country in 2006 and is 173rd in 2026. Thailand was ranked 19th in 2006 and ranked 21st now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Iceland's population will grow by 7.61% to 429,028 people and will still be ranked 173rd. The population of Thailand will decrease by 7% to 66,552,915 people and rank change from 21st to 31st.

Iceland is projected to reach its peak in 2050 at 429K people, while Thailand's population already peaked in 2022 at 71.7M people and is projected to decrease to 45.7M people by 2100.

Population growth rate by year

Iceland
Factual

Projection
Thailand
Factual

Projection
1x
Year Growth rate
Iceland Thailand
2100 -0.49% -0.75%
2099 -0.5% -0.75%
2098 -0.5% -0.76%
2097 -0.52% -0.77%
2096 -0.51% -0.77%
2095 -0.51% -0.77%
2094 -0.53% -0.77%
2093 -0.56% -0.78%
2092 -0.55% -0.77%
2091 -0.53% -0.78%
2090 -0.53% -0.78%
2089 -0.57% -0.77%
2088 -0.56% -0.77%
2087 -0.54% -0.77%
2086 -0.54% -0.77%
2085 -0.52% -0.78%
2084 -0.52% -0.77%
2083 -0.49% -0.77%
2082 -0.51% -0.76%
2081 -0.51% -0.77%
2080 -0.49% -0.77%
2079 -0.46% -0.77%
2078 -0.48% -0.76%
2077 -0.42% -0.76%
2076 -0.39% -0.76%
2075 -0.36% -0.77%
2074 -0.34% -0.77%
2073 -0.36% -0.77%
2072 -0.32% -0.76%
2071 -0.31% -0.77%
2070 -0.28% -0.77%
2069 -0.26% -0.77%
2068 -0.27% -0.76%
2067 -0.24% -0.76%
2066 -0.24% -0.77%
2065 -0.21% -0.76%
2064 -0.21% -0.76%
2063 -0.22% -0.76%
2062 -0.17% -0.75%
2061 -0.18% -0.75%
2060 -0.15% -0.74%
2059 -0.13% -0.73%
2058 -0.13% -0.72%
2057 -0.11% -0.71%
2056 -0.09% -0.69%
2055 -0.05% -0.68%
2054 -0.05% -0.65%
2053 -0.04% -0.64%
2052 0.005% -0.61%
2051 -0.01% -0.59%
2050 0.008% -0.57%
2049 0.02% -0.53%
2048 0.03% -0.51%
2047 0.04% -0.49%
2046 0.05% -0.46%
2045 0.1% -0.43%
2044 0.15% -0.41%
2043 0.16% -0.39%
2042 0.17% -0.37%
2041 0.2% -0.34%
2040 0.23% -0.32%
2039 0.26% -0.3%
2038 0.29% -0.28%
2037 0.32% -0.25%
2036 0.36% -0.24%
2035 0.36% -0.21%
2034 0.41% -0.2%
2033 0.45% -0.18%
2032 0.51% -0.16%
2031 0.58% -0.15%
2030 0.63% -0.13%
2029 0.75% -0.12%
2028 0.82% -0.11%
2027 0.92% -0.09%
2026 1.12% -0.08%
2025 1.53% -0.07%
2024 0.22% -0.05%
2023 0.96% -0.05%
2022 2.55% 0.01%
2021 1.65% 0.12%
2020 1.64% 0.17%
2019 2.22% 0.2%
2018 2.71% 0.3%
2017 2.37% 0.42%
2016 1.4% 0.45%
2015 1.05% 0.46%
2014 1.12% 0.53%
2013 0.95% 0.59%
2012 0.53% 0.62%
2011 0.31% 0.62%
2010 -0.14% 0.67%
2009 0.34% 0.74%
2008 1.88% 0.77%
2007 2.56% 0.8%
2006 2.38% 0.83%
2005 1.6% 0.86%
2004 0.88% 0.9%
2003 0.69% 0.94%
2002 0.9% 0.97%
2001 1.34% 1.02%
2000 1.38% 1.14%
1999 1.22% 1.26%
1998 1.08% 1.31%
1997 0.82% 1.34%
1996 0.54% 1.39%
1995 0.54% 1.44%
1994 0.87% 1.49%
1993 1.02% 1.56%
1992 1.26% 1.6%
1991 1.17% 1.64%
1990 0.78% 1.65%
1989 1.25% 1.66%
1988 1.58% 1.72%
1987 1.1% 1.75%
1986 0.74% 1.8%
1985 0.79% 1.86%
1984 1.07% 1.92%
1983 1.33% 1.96%
1982 1.35% 1.97%
1981 1.15% 2.03%
1980 1.06% 2.08%
1979 0.98% 2.12%
1978 0.78% 2.21%
1977 0.75% 2.26%
1976 1% 2.34%
1975 1.29% 2.47%
1974 1.36% 2.58%
1973 1.52% 2.67%
1972 1.47% 2.7%
1971 0.81% 2.73%
1970 0.53% 2.8%
1969 0.93% 2.86%
1968 1.38% 2.92%
1967 1.63% 2.97%
1966 1.71% 3.01%
1965 1.75% 3.03%
1964 1.79% 3.03%
1963 1.8% 3.02%
1962 1.87% 3%
1961 1.97% 2.97%

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/iceland/thailand | CC BY

In 2025, the population of Iceland grew by 1.53%, while Thailand's population declined by 0.07%.

Live population counters

Iceland Thailand
Current population
398674
71565981
Population rank 173/197 21/197
Percent of world population 0.005% 0.86%
One net population change
1.49 hours
10.9 minutes
One birth every
2.02 hours
54.2 seconds
One death every
3.33 hours
48.7 seconds
Daily growth/decline +16 -132
Annual growth/decline +5,898 -48,148
Annual growth/decline rate +1.53% -0.07%
Population growth rate rank 70/197 164/197
One migration net change every
3.24 hours
19.2 minutes
Annual migration change +2,709 +27,509
Net migration rank 56/196 30/196
Foreign-born residents 98,818 3,179,399
Foreign-born residents rank 130/195 21/195
Foreign-born share of population 25.1% 4.4%
Foreign-born share rank 23/195 100/195

Natural population change vs migration

Iceland
Natural

Migration
Thailand
Natural

Migration
1x
Year Population change
Iceland Thailand
Natural Migration Natural Migration
2025 - 2,709 - 27,509
2024 1,700 3,543 -65,720 23,321
2023 1,736 4,630 -46,105 19,648
2022 1,719 6,535 -61,046 21,683
2021 2,534 4,911 57,382 -2,093
2020 2,199 2,498 84,107 32,277
2019 2,163 5,030 116,867 5,221
2018 1,975 6,638 159,383 10,984
2017 1,854 8,348 194,695 66,805
2016 1,711 4,128 226,255 112,978
2015 1,952 1,499 266,362 32,500
2014 2,324 1,139 294,628 55,358
2013 2,169 1,666 325,059 67,452
2012 2,566 -277 351,485 74,033
2011 2,521 -1,393 365,670 66,607
2010 2,862 -2,055 370,466 52,791
2009 3,026 -4,785 382,636 110,883
2008 2,825 1,138 401,730 107,333
2007 2,617 5,254 425,362 100,486
2006 2,491 5,300 441,211 102,362
2005 2,433 3,925 456,378 100,542
2004 2,425 610 466,542 107,199
2003 2,317 -204 488,003 105,917
2002 2,243 -333 504,299 105,215
2001 2,365 867 524,230 96,817
2000 2,475 1,877 543,884 121,640
1999 2,192 1,165 578,073 173,924
1998 2,357 1,014 617,318 183,471
1997 2,305 225 644,834 150,411
1996 2,447 -511 661,397 152,397
1995 2,354 -1,354 682,703 147,226
1994 2,713 -804 712,589 132,271
1993 2,875 -194 737,696 122,746
1992 2,898 -225 754,999 143,318
1991 2,733 1,145 760,508 124,034
1990 3,058 -971 760,808 152,916
1989 2,832 -994 774,563 90,497
1988 2,847 1,572 765,252 128,469
1987 2,360 944 774,498 122,791
1986 2,384 -335 783,430 111,820
1985 2,221 -628 776,935 141,963
1984 2,539 -328 779,856 139,345
1983 2,702 170 794,239 143,393
1982 2,736 616 817,951 101,885
1981 2,677 157 839,297 78,337
1980 2,966 -629 845,575 88,478
1979 2,980 -572 843,434 85,693
1978 2,727 -781 847,799 82,011
1977 2,551 -1,079 871,232 88,937
1976 2,951 -1,181 894,072 40,656
1975 2,965 -388 911,980 66,306
1974 2,776 209 923,151 72,801
1973 3,121 -310 933,540 80,704
1972 3,241 362 940,420 73,082
1971 2,782 -231 936,215 43,400
1970 2,576 -1,754 937,116 49,221
1969 2,766 -1,414 948,314 26,551
1968 2,841 -448 953,806 13,718
1967 3,021 47 944,980 17,005
1966 3,305 39 929,469 12,016
1965 3,442 -194 909,000 22,995
1964 3,459 -67 885,137 17,249
1963 3,490 -113 860,728 16,494
1962 3,465 -228 828,741 16,605
1961 3,312 164 801,140 14,968
1960 3,758 -269 774,190 6,886

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

GeoRank.org/population/iceland/thailand | CC BY

Over the last 10 years, 29% of the population change in Iceland is from natural causes (a gain of 19,543 people) and 71% is from migration (a gain of 47,760 people). In Thailand 74.2% is from natural causes (a gain of 932,180 people) and 25.8% is from migration (a gain of 323,324 people).

As of 2024, 98,818 residents or 25.1% of the population were not native-born in Iceland, compared to 3,179,399 people or 4.4% in Thailand.

Biggest cities by population

Iceland
City Population
Reykjavik 139K
Kopavogur 40K
Hafnarfjorur 31.5K
Keflavik 23.3K
Akureyri 20K
Thailand
City Population
Bangkok 5.68M
Chiang Mai 1.2M
Nonthaburi 256K
Pak Kret 190K
Hat Yai 159K
Nakhon Ratchasima 134K
Chaophraya Surasak 133K
Surat Thani 131K
Udon Thani 130K
Klaeng 130K

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/iceland/thailand | 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. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08)
  5. Wikidata (2026, retrieved 2026-07-08)

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