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Population in Kiribati compared to the United Kingdom: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of Kiribati was 136,488 in 2025 vs 69,487,000 people in the United Kingdom in 2025. In 2026, based on the adjusted UN estimation, the current Kiribati's population is 139,471 people compared to 70,071,289 in the United Kingdom.

Population statistics:

  • The United Kingdom's population is 502 times bigger than Kiribati's.
  • Kiribati is ranked the 180th most populous country in the world, while the United Kingdom is the 22nd.
  • The countries together account for 0.84% of the world: 0.002% for Kiribati vs 0.84% for the United Kingdom.
  • For the last 10 years, Kiribati has had an average growth rate of +1.54% per year vs +0.66% in the United Kingdom.
  • Since 2006, the population of Kiribati has increased from 100K people to 139K (39.4% growth), while the United Kingdom has grown from 60.8M to 70.1M (15.2% growth).

Kiribati vs United Kingdom: population by year and forecast

Kiribati
Factual

Projection
United Kingdom
Factual

Projection
1x
Year Population
Kiribati United Kingdom
2100 224,260 74,517,005
2099 224,254 74,647,273
2098 224,229 74,766,073
2097 224,174 74,879,923
2096 224,085 74,991,940
2095 223,967 75,102,041
2094 223,780 75,198,597
2093 223,566 75,296,704
2092 223,301 75,390,038
2091 222,947 75,480,137
2090 222,560 75,566,962
2089 222,192 75,649,353
2088 221,771 75,721,067
2087 221,299 75,791,990
2086 220,824 75,859,854
2085 220,313 75,918,647
2084 219,763 75,969,065
2083 219,182 76,018,614
2082 218,584 76,059,464
2081 217,980 76,086,593
2080 217,336 76,118,679
2079 216,656 76,147,352
2078 215,964 76,165,841
2077 215,293 76,183,437
2076 214,551 76,185,828
2075 213,772 76,198,349
2074 212,966 76,209,676
2073 212,150 76,218,781
2072 211,321 76,211,187
2071 210,433 76,200,495
2070 209,514 76,190,801
2069 208,590 76,184,140
2068 207,578 76,183,288
2067 206,500 76,175,881
2066 205,437 76,168,987
2065 204,305 76,168,193
2064 203,169 76,165,129
2063 201,971 76,165,534
2062 200,805 76,158,910
2061 199,579 76,156,587
2060 198,300 76,157,104
2059 196,920 76,157,593
2058 195,512 76,139,384
2057 194,057 76,119,478
2056 192,565 76,086,799
2055 191,068 76,047,952
2054 189,537 75,980,524
2053 188,014 75,907,047
2052 186,393 75,815,200
2051 184,788 75,709,173
2050 183,093 75,591,218
2049 181,341 75,460,140
2048 179,541 75,313,837
2047 177,797 75,153,802
2046 175,976 74,986,563
2045 174,160 74,808,886
2044 172,343 74,623,687
2043 170,465 74,424,133
2042 168,618 74,224,922
2041 166,788 74,020,934
2040 164,991 73,812,680
2039 163,140 73,600,788
2038 161,276 73,378,310
2037 159,395 73,155,497
2036 157,498 72,921,995
2035 155,626 72,671,687
2034 153,791 72,418,766
2033 151,928 72,145,065
2032 150,051 71,869,259
2031 148,135 71,581,519
2030 146,228 71,267,237
2029 144,310 70,948,992
2028 142,397 70,609,246
2027 140,429 70,248,858
2026 138,461 69,883,746
2025 136,488 69,487,000
2024 134,518 69,281,000
2023 132,530 68,526,000
2022 130,469 67,636,000
2021 128,377 66,978,000
2020 126,099 66,740,000
2019 123,921 66,628,000
2018 122,084 66,287,000
2017 120,275 65,964,000
2016 118,478 65,606,000
2015 116,815 65,087,000
2014 115,326 64,619,000
2013 113,838 64,138,000
2012 112,284 63,711,000
2011 110,647 63,258,810
2010 108,704 62,766,365
2009 106,467 62,276,270
2008 104,222 61,806,995
2007 102,068 61,322,463
2006 100,017 60,846,820
2005 98,035 60,401,206
2004 96,085 59,987,905
2003 94,175 59,647,577
2002 92,264 59,370,479
2001 90,335 59,119,673
2000 88,613 58,892,514
1999 87,126 58,682,466
1998 85,657 58,487,141
1997 84,147 58,316,954
1996 82,623 58,166,950
1995 81,234 58,019,030
1994 80,021 57,865,745
1993 78,841 57,718,614
1992 77,641 57,580,402
1991 76,367 57,424,897
1990 74,855 57,247,586
1989 73,147 57,076,711
1988 71,427 56,928,327
1987 69,733 56,802,050
1986 68,059 56,681,396
1985 66,496 56,550,268
1984 65,228 56,422,072
1983 64,169 56,332,848
1982 63,134 56,313,641
1981 62,121 56,333,829
1980 61,148 56,314,216
1979 60,172 56,246,951
1978 59,864 56,196,504
1977 60,267 56,193,492
1976 60,661 56,211,968
1975 60,987 56,225,800
1974 61,219 56,229,974
1973 60,824 56,194,527
1972 59,778 56,086,065
1971 58,652 55,896,223
1970 57,510 55,663,250
1969 56,360 55,441,750
1968 55,529 55,211,700
1967 54,996 54,943,600
1966 54,425 54,648,500
1965 53,439 54,348,050
1964 52,088 54,000,000
1963 50,791 53,650,000
1962 49,538 53,250,000
1961 48,323 52,800,000
1960 47,157 52,400,000

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/kiribati/united-kingdom | CC BY

From 2006 to 2016, the population of Kiribati increased by 18,461 people (a 18.5% growth), while the United Kingdom gained 4,759,180 people (a 7.82% growth).

For the next 10 years, from 2016 to 2026, Kiribati gained 20,993 people (a 17.7% growth), while the United Kingdom's population increased by 4,465,289 people (a 6.81% growth).

Kiribati was ranked 183rd most populous country in 2006 and is 180th in 2026. The United Kingdom was ranked 21st in 2006 and ranked 22nd now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Kiribati's population will grow by 31.3% to 183,093 people with a rank change from 180th to 178th. The population of the United Kingdom will increase by 7.88% to 75,591,218 people and rank change from 22nd to 26th.

Kiribati is projected to reach its peak in 2100 at 224K people compared to the peak of 76.2M people in 2073 for the United Kingdom.

Population growth rate by year

Kiribati
Factual

Projection
United Kingdom
Factual

Projection
1x
Year Growth rate
Kiribati United Kingdom
2100 0.003% -0.17%
2099 0.01% -0.16%
2098 0.02% -0.15%
2097 0.04% -0.15%
2096 0.05% -0.15%
2095 0.08% -0.13%
2094 0.1% -0.13%
2093 0.12% -0.12%
2092 0.16% -0.12%
2091 0.17% -0.11%
2090 0.17% -0.11%
2089 0.19% -0.09%
2088 0.21% -0.09%
2087 0.21% -0.09%
2086 0.23% -0.08%
2085 0.25% -0.07%
2084 0.27% -0.07%
2083 0.27% -0.05%
2082 0.28% -0.04%
2081 0.3% -0.04%
2080 0.31% -0.04%
2079 0.32% -0.02%
2078 0.31% -0.02%
2077 0.35% -0.003%
2076 0.36% -0.02%
2075 0.38% -0.01%
2074 0.38% -0.01%
2073 0.39% 0.01%
2072 0.42% 0.01%
2071 0.44% 0.01%
2070 0.44% 0.009%
2069 0.49% 0.001%
2068 0.52% 0.01%
2067 0.52% 0.009%
2066 0.55% 0.001%
2065 0.56% 0.004%
2064 0.59% -0%
2063 0.58% 0.009%
2062 0.61% 0.003%
2061 0.65% -0.001%
2060 0.7% -0.001%
2059 0.72% 0.02%
2058 0.75% 0.03%
2057 0.78% 0.04%
2056 0.78% 0.05%
2055 0.81% 0.09%
2054 0.81% 0.1%
2053 0.87% 0.12%
2052 0.87% 0.14%
2051 0.93% 0.16%
2050 0.97% 0.17%
2049 1% 0.19%
2048 0.98% 0.21%
2047 1.03% 0.22%
2046 1.04% 0.24%
2045 1.05% 0.25%
2044 1.1% 0.27%
2043 1.1% 0.27%
2042 1.1% 0.28%
2041 1.09% 0.28%
2040 1.13% 0.29%
2039 1.16% 0.3%
2038 1.18% 0.3%
2037 1.2% 0.32%
2036 1.2% 0.34%
2035 1.19% 0.35%
2034 1.23% 0.38%
2033 1.25% 0.38%
2032 1.29% 0.4%
2031 1.3% 0.44%
2030 1.33% 0.45%
2029 1.34% 0.48%
2028 1.4% 0.51%
2027 1.42% 0.52%
2026 1.45% 0.57%
2025 1.46% 0.3%
2024 1.5% 1.1%
2023 1.58% 1.32%
2022 1.63% 0.98%
2021 1.81% 0.36%
2020 1.76% 0.17%
2019 1.5% 0.51%
2018 1.5% 0.49%
2017 1.52% 0.55%
2016 1.42% 0.8%
2015 1.29% 0.72%
2014 1.31% 0.75%
2013 1.38% 0.67%
2012 1.48% 0.71%
2011 1.79% 0.78%
2010 2.1% 0.79%
2009 2.15% 0.76%
2008 2.11% 0.79%
2007 2.05% 0.78%
2006 2.02% 0.74%
2005 2.03% 0.69%
2004 2.03% 0.57%
2003 2.07% 0.47%
2002 2.14% 0.42%
2001 1.94% 0.39%
2000 1.71% 0.36%
1999 1.71% 0.33%
1998 1.79% 0.29%
1997 1.84% 0.26%
1996 1.71% 0.25%
1995 1.52% 0.26%
1994 1.5% 0.25%
1993 1.55% 0.24%
1992 1.67% 0.27%
1991 2.02% 0.31%
1990 2.34% 0.3%
1989 2.41% 0.26%
1988 2.43% 0.22%
1987 2.46% 0.21%
1986 2.35% 0.23%
1985 1.94% 0.23%
1984 1.65% 0.16%
1983 1.64% 0.03%
1982 1.63% -0.04%
1981 1.59% 0.03%
1980 1.62% 0.12%
1979 0.51% 0.09%
1978 -0.67% 0.005%
1977 -0.65% -0.03%
1976 -0.53% -0.02%
1975 -0.38% -0.007%
1974 0.65% 0.06%
1973 1.75% 0.19%
1972 1.92% 0.34%
1971 1.99% 0.42%
1970 2.04% 0.4%
1969 1.5% 0.42%
1968 0.97% 0.49%
1967 1.05% 0.54%
1966 1.85% 0.55%
1965 2.59% 0.64%
1964 2.55% 0.65%
1963 2.53% 0.75%
1962 2.51% 0.85%
1961 2.47% 0.76%

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/kiribati/united-kingdom | CC BY

In 2025, the population of Kiribati grew by 1.46%, while the United Kingdom's population grew by 0.3%.

Live population counters

Kiribati United Kingdom
Current population
139471
70071289
Population rank 180/197 22/197
Percent of world population 0.002% 0.84%
One net population change
4.46 hours
2.56 minutes
One birth every
2.57 hours
46 seconds
One death every
9.23 hours
46.9 seconds
Daily growth/decline +5 +564
Annual growth/decline +1,970 +206,000
Annual growth/decline rate +1.46% +0.3%
Population growth rate rank 72/197 145/197
One migration net change every
19 hours
1.35 minutes
Annual migration change -462 +389,911
Net migration rank 88/196 4/196
Foreign-born residents 3,302 11,845,479
Foreign-born residents rank 190/195 4/195
Foreign-born share of population 2.5% 17.1%
Foreign-born share rank 128/195 36/195

Natural population change vs migration

Kiribati
Natural

Migration
United Kingdom
Natural

Migration
1x
Year Population change
Kiribati United Kingdom
Natural Migration Natural Migration
2025 - -462 - 389,911
2024 2,455 -471 13,233 417,114
2023 2,487 -485 34,606 445,523
2022 2,522 -395 39,770 487,029
2021 2,408 -348 30,609 462,967
2020 2,497 0 -4,272 144,221
2019 2,560 -705 108,338 232,727
2018 2,561 -741 119,317 259,744
2017 2,549 -750 145,121 272,311
2016 2,546 -756 177,136 324,649
2015 2,555 -1,022 175,735 347,839
2014 2,577 -1,128 206,781 306,091
2013 2,629 -1,101 198,827 237,272
2012 2,678 -1,093 248,473 172,088
2011 2,709 -1,019 259,361 228,773
2010 2,644 -456 251,066 274,811
2009 2,573 -289 230,422 249,639
2008 2,493 -289 216,325 263,390
2007 2,393 -290 196,232 309,385
2006 2,285 -290 176,455 288,923
2005 2,188 -226 144,963 308,279
2004 2,118 -181 131,974 276,077
2003 2,045 -157 89,471 211,846
2002 2,074 -137 65,308 203,577
2001 2,121 -201 65,032 175,133
2000 2,153 -629 70,671 153,917
1999 2,186 -733 64,551 152,653
1998 2,210 -716 87,730 125,541
1997 2,220 -693 99,138 59,723
1996 2,217 -701 98,884 54,964
1995 2,183 -928 87,028 61,385
1994 2,168 -996 127,304 45,339
1993 2,161 -975 103,893 27,403
1992 2,173 -951 149,709 17,846
1991 2,176 -844 143,562 27,601
1990 2,127 -441 154,569 57,132
1989 2,073 -338 119,861 49,586
1988 2,022 -321 136,628 13,952
1987 1,982 -298 136,325 8,266
1986 1,933 -273 90,690 41,836
1985 1,881 -419 79,170 83,164
1984 1,813 -730 84,633 71,107
1983 1,748 -702 61,966 27,063
1982 1,697 -674 56,314 -61,152
1981 1,635 -645 73,234 -83,876
1980 1,571 -610 95,734 -25,187
1979 1,509 -516 61,872 11,255
1978 1,480 -1,858 16,859 3,783
1977 1,426 -1,854 0 -21,636
1976 1,425 -1,795 -5,621 -19,135
1975 1,423 -1,706 33,735 -40,241
1974 1,430 -1,605 67,476 -65,710
1973 1,409 -440 112,389 -33,840
1972 1,406 -290 162,650 -1,406
1971 1,406 -265 257,123 1,175
1970 1,388 -233 244,918 -15,254
1969 1,367 -222 260,577 -60,655
1968 1,393 -876 292,622 -38,852
1967 1,417 -873 346,145 -39,659
1966 1,437 -840 333,356 -27,935
1965 1,376 0 364,132 -24,955
1964 1,318 0 405,000 -23,885
1963 1,273 0 337,995 8,271
1962 1,233 0 340,800 76,443
1961 1,199 0 311,519 52,295
1960 1,141 0 314,400 19,953

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

GeoRank.org/population/kiribati/united-kingdom | CC BY

Over the last 10 years, 81.6% of the population change in Kiribati is from natural causes (a gain of 25,140 people) and 18.4% is from migration (a loss of 5,673 people). In the United Kingdom 19.8% is from natural causes (a gain of 839,593 people) and 80.2% is from migration (a gain of 3,394,124 people).

As of 2024, 3,302 residents or 2.5% of the population were not native-born in Kiribati, compared to 11,845,479 people or 17.1% in the United Kingdom.

Biggest cities by population

Kiribati
City Population
South Tarawa 63.4K
London 1.9K
United Kingdom
City Population
London 8.8M
Birmingham 1.14M
Glasgow 626K
Manchester 548K
Leeds 536K
Sheffield 518K
Liverpool 513K
Edinburgh 488K
Bristol 472K
Cardiff 384K

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/kiribati/united-kingdom | 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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