The latest officially reported population of Nauru was 12,025 in 2025 vs 69,487,000 people in the United Kingdom in 2025. In 2026, based on the adjusted UN estimation, the current Nauru's population is 12,139 people compared to 70,071,289 in the United Kingdom.
Population statistics:
- The United Kingdom's population is 5,772 times bigger than Nauru's.
- Nauru is ranked the 195th most populous country in the world, while the United Kingdom is the 22nd.
- The countries together account for 0.84% of the world: 0.0001% for Nauru vs 0.84% for the United Kingdom.
- For the last 10 years, Nauru has had an average growth rate of +1.03% per year vs +0.66% in the United Kingdom.
- Since 2006, the population of Nauru has increased from 10K people to 12.1K (21% growth), while the United Kingdom has grown from 60.8M to 70.1M (15.2% growth).
Nauru vs United Kingdom: population by year and forecast
| Year | Population | |
|---|---|---|
Nauru
|
United Kingdom
|
|
| 2100 | 20,708 | 74,517,005 |
| 2099 | 20,677 | 74,647,273 |
| 2098 | 20,636 | 74,766,073 |
| 2097 | 20,596 | 74,879,923 |
| 2096 | 20,561 | 74,991,940 |
| 2095 | 20,526 | 75,102,041 |
| 2094 | 20,479 | 75,198,597 |
| 2093 | 20,423 | 75,296,704 |
| 2092 | 20,377 | 75,390,038 |
| 2091 | 20,332 | 75,480,137 |
| 2090 | 20,276 | 75,566,962 |
| 2089 | 20,210 | 75,649,353 |
| 2088 | 20,143 | 75,721,067 |
| 2087 | 20,087 | 75,791,990 |
| 2086 | 20,019 | 75,859,854 |
| 2085 | 19,950 | 75,918,647 |
| 2084 | 19,872 | 75,969,065 |
| 2083 | 19,787 | 76,018,614 |
| 2082 | 19,700 | 76,059,464 |
| 2081 | 19,603 | 76,086,593 |
| 2080 | 19,517 | 76,118,679 |
| 2079 | 19,411 | 76,147,352 |
| 2078 | 19,304 | 76,165,841 |
| 2077 | 19,198 | 76,183,437 |
| 2076 | 19,089 | 76,185,828 |
| 2075 | 18,978 | 76,198,349 |
| 2074 | 18,866 | 76,209,676 |
| 2073 | 18,750 | 76,218,781 |
| 2072 | 18,630 | 76,211,187 |
| 2071 | 18,527 | 76,200,495 |
| 2070 | 18,388 | 76,190,801 |
| 2069 | 18,281 | 76,184,140 |
| 2068 | 18,160 | 76,183,288 |
| 2067 | 18,017 | 76,175,881 |
| 2066 | 17,896 | 76,168,987 |
| 2065 | 17,769 | 76,168,193 |
| 2064 | 17,641 | 76,165,129 |
| 2063 | 17,516 | 76,165,534 |
| 2062 | 17,394 | 76,158,910 |
| 2061 | 17,260 | 76,156,587 |
| 2060 | 17,129 | 76,157,104 |
| 2059 | 17,006 | 76,157,593 |
| 2058 | 16,874 | 76,139,384 |
| 2057 | 16,745 | 76,119,478 |
| 2056 | 16,605 | 76,086,799 |
| 2055 | 16,465 | 76,047,952 |
| 2054 | 16,328 | 75,980,524 |
| 2053 | 16,186 | 75,907,047 |
| 2052 | 16,042 | 75,815,200 |
| 2051 | 15,881 | 75,709,173 |
| 2050 | 15,731 | 75,591,218 |
| 2049 | 15,565 | 75,460,140 |
| 2048 | 15,405 | 75,313,837 |
| 2047 | 15,234 | 75,153,802 |
| 2046 | 15,058 | 74,986,563 |
| 2045 | 14,888 | 74,808,886 |
| 2044 | 14,712 | 74,623,687 |
| 2043 | 14,539 | 74,424,133 |
| 2042 | 14,357 | 74,224,922 |
| 2041 | 14,174 | 74,020,934 |
| 2040 | 13,990 | 73,812,680 |
| 2039 | 13,821 | 73,600,788 |
| 2038 | 13,666 | 73,378,310 |
| 2037 | 13,507 | 73,155,497 |
| 2036 | 13,358 | 72,921,995 |
| 2035 | 13,190 | 72,671,687 |
| 2034 | 13,035 | 72,418,766 |
| 2033 | 12,888 | 72,145,065 |
| 2032 | 12,753 | 71,869,259 |
| 2031 | 12,619 | 71,581,519 |
| 2030 | 12,499 | 71,267,237 |
| 2029 | 12,381 | 70,948,992 |
| 2028 | 12,286 | 70,609,246 |
| 2027 | 12,177 | 70,248,858 |
| 2026 | 12,100 | 69,883,746 |
| 2025 | 12,025 | 69,487,000 |
| 2024 | 11,947 | 69,281,000 |
| 2023 | 11,875 | 68,526,000 |
| 2022 | 11,801 | 67,636,000 |
| 2021 | 11,709 | 66,978,000 |
| 2020 | 11,643 | 66,740,000 |
| 2019 | 11,587 | 66,628,000 |
| 2018 | 11,477 | 66,287,000 |
| 2017 | 11,324 | 65,964,000 |
| 2016 | 11,150 | 65,606,000 |
| 2015 | 10,954 | 65,087,000 |
| 2014 | 10,742 | 64,619,000 |
| 2013 | 10,517 | 64,138,000 |
| 2012 | 10,267 | 63,711,000 |
| 2011 | 10,098 | 63,258,810 |
| 2010 | 10,043 | 62,766,365 |
| 2009 | 10,016 | 62,276,270 |
| 2008 | 10,009 | 61,806,995 |
| 2007 | 10,020 | 61,322,463 |
| 2006 | 10,034 | 60,846,820 |
| 2005 | 10,049 | 60,401,206 |
| 2004 | 10,060 | 59,987,905 |
| 2003 | 10,059 | 59,647,577 |
| 2002 | 10,082 | 59,370,479 |
| 2001 | 10,130 | 59,119,673 |
| 2000 | 10,168 | 58,892,514 |
| 1999 | 10,187 | 58,682,466 |
| 1998 | 10,198 | 58,487,141 |
| 1997 | 10,197 | 58,316,954 |
| 1996 | 10,183 | 58,166,950 |
| 1995 | 10,165 | 58,019,030 |
| 1994 | 10,137 | 57,865,745 |
| 1993 | 10,102 | 57,718,614 |
| 1992 | 10,021 | 57,580,402 |
| 1991 | 9,850 | 57,424,897 |
| 1990 | 9,622 | 57,247,586 |
| 1989 | 9,390 | 57,076,711 |
| 1988 | 9,165 | 56,928,327 |
| 1987 | 8,946 | 56,802,050 |
| 1986 | 8,742 | 56,681,396 |
| 1985 | 8,551 | 56,550,268 |
| 1984 | 8,377 | 56,422,072 |
| 1983 | 8,216 | 56,332,848 |
| 1982 | 8,040 | 56,313,641 |
| 1981 | 7,839 | 56,333,829 |
| 1980 | 7,649 | 56,314,216 |
| 1979 | 7,468 | 56,246,951 |
| 1978 | 7,298 | 56,196,504 |
| 1977 | 7,163 | 56,193,492 |
| 1976 | 7,064 | 56,211,968 |
| 1975 | 6,987 | 56,225,800 |
| 1974 | 6,923 | 56,229,974 |
| 1973 | 6,866 | 56,194,527 |
| 1972 | 6,812 | 56,086,065 |
| 1971 | 6,762 | 55,896,223 |
| 1970 | 6,710 | 55,663,250 |
| 1969 | 6,581 | 55,441,750 |
| 1968 | 6,328 | 55,211,700 |
| 1967 | 6,135 | 54,943,600 |
| 1966 | 6,043 | 54,648,500 |
| 1965 | 5,832 | 54,348,050 |
| 1964 | 5,515 | 54,000,000 |
| 1963 | 5,226 | 53,650,000 |
| 1962 | 4,979 | 53,250,000 |
| 1961 | 4,774 | 52,800,000 |
| 1960 | 4,607 | 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/nauru/united-kingdom | CC BY 
From 2006 to 2016, the population of Nauru increased by 1,116 people (a 11.1% growth), while the United Kingdom gained 4,759,180 people (a 7.82% growth).
For the next 10 years, from 2016 to 2026, Nauru gained 989 people (a 8.87% growth), while the United Kingdom's population increased by 4,465,289 people (a 6.81% growth).
Nauru was ranked 196th most populous country in 2006 and is 195th 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) Nauru's population will grow by 29.6% to 15,731 people with a rank change from 195th to 194th. The population of the United Kingdom will increase by 7.88% to 75,591,218 people and rank change from 22nd to 26th.
Nauru is projected to reach its peak in 2100 at 20.7K people compared to the peak of 76.2M people in 2073 for the United Kingdom.
Population growth rate by year
| Year | Growth rate | |
|---|---|---|
|
Nauru
|
United Kingdom
|
|
| 2100 | 0.15% | -0.17% |
| 2099 | 0.2% | -0.16% |
| 2098 | 0.19% | -0.15% |
| 2097 | 0.17% | -0.15% |
| 2096 | 0.17% | -0.15% |
| 2095 | 0.23% | -0.13% |
| 2094 | 0.27% | -0.13% |
| 2093 | 0.23% | -0.12% |
| 2092 | 0.22% | -0.12% |
| 2091 | 0.28% | -0.11% |
| 2090 | 0.33% | -0.11% |
| 2089 | 0.33% | -0.09% |
| 2088 | 0.28% | -0.09% |
| 2087 | 0.34% | -0.09% |
| 2086 | 0.35% | -0.08% |
| 2085 | 0.39% | -0.07% |
| 2084 | 0.43% | -0.07% |
| 2083 | 0.44% | -0.05% |
| 2082 | 0.5% | -0.04% |
| 2081 | 0.44% | -0.04% |
| 2080 | 0.54% | -0.04% |
| 2079 | 0.56% | -0.02% |
| 2078 | 0.55% | -0.02% |
| 2077 | 0.57% | -0.003% |
| 2076 | 0.59% | -0.02% |
| 2075 | 0.6% | -0.01% |
| 2074 | 0.62% | -0.01% |
| 2073 | 0.65% | 0.01% |
| 2072 | 0.56% | 0.01% |
| 2071 | 0.75% | 0.01% |
| 2070 | 0.59% | 0.009% |
| 2069 | 0.66% | 0.001% |
| 2068 | 0.8% | 0.01% |
| 2067 | 0.68% | 0.009% |
| 2066 | 0.71% | 0.001% |
| 2065 | 0.73% | 0.004% |
| 2064 | 0.71% | -0% |
| 2063 | 0.7% | 0.009% |
| 2062 | 0.78% | 0.003% |
| 2061 | 0.76% | -0.001% |
| 2060 | 0.73% | -0.001% |
| 2059 | 0.78% | 0.02% |
| 2058 | 0.77% | 0.03% |
| 2057 | 0.85% | 0.04% |
| 2056 | 0.85% | 0.05% |
| 2055 | 0.84% | 0.09% |
| 2054 | 0.87% | 0.1% |
| 2053 | 0.9% | 0.12% |
| 2052 | 1.01% | 0.14% |
| 2051 | 0.96% | 0.16% |
| 2050 | 1.06% | 0.17% |
| 2049 | 1.04% | 0.19% |
| 2048 | 1.12% | 0.21% |
| 2047 | 1.17% | 0.22% |
| 2046 | 1.14% | 0.24% |
| 2045 | 1.2% | 0.25% |
| 2044 | 1.19% | 0.27% |
| 2043 | 1.27% | 0.27% |
| 2042 | 1.29% | 0.28% |
| 2041 | 1.32% | 0.28% |
| 2040 | 1.22% | 0.29% |
| 2039 | 1.14% | 0.3% |
| 2038 | 1.17% | 0.3% |
| 2037 | 1.12% | 0.32% |
| 2036 | 1.27% | 0.34% |
| 2035 | 1.19% | 0.35% |
| 2034 | 1.14% | 0.38% |
| 2033 | 1.06% | 0.38% |
| 2032 | 1.06% | 0.4% |
| 2031 | 0.96% | 0.44% |
| 2030 | 0.96% | 0.45% |
| 2029 | 0.77% | 0.48% |
| 2028 | 0.9% | 0.51% |
| 2027 | 0.64% | 0.52% |
| 2026 | 0.63% | 0.57% |
| 2025 | 0.65% | 0.3% |
| 2024 | 0.61% | 1.1% |
| 2023 | 0.63% | 1.32% |
| 2022 | 0.79% | 0.98% |
| 2021 | 0.57% | 0.36% |
| 2020 | 0.48% | 0.17% |
| 2019 | 0.96% | 0.51% |
| 2018 | 1.35% | 0.49% |
| 2017 | 1.56% | 0.55% |
| 2016 | 1.79% | 0.8% |
| 2015 | 1.97% | 0.72% |
| 2014 | 2.14% | 0.75% |
| 2013 | 2.43% | 0.67% |
| 2012 | 1.67% | 0.71% |
| 2011 | 0.55% | 0.78% |
| 2010 | 0.27% | 0.79% |
| 2009 | 0.07% | 0.76% |
| 2008 | -0.11% | 0.79% |
| 2007 | -0.14% | 0.78% |
| 2006 | -0.15% | 0.74% |
| 2005 | -0.11% | 0.69% |
| 2004 | 0.01% | 0.57% |
| 2003 | -0.23% | 0.47% |
| 2002 | -0.47% | 0.42% |
| 2001 | -0.37% | 0.39% |
| 2000 | -0.19% | 0.36% |
| 1999 | -0.11% | 0.33% |
| 1998 | 0.01% | 0.29% |
| 1997 | 0.14% | 0.26% |
| 1996 | 0.18% | 0.25% |
| 1995 | 0.28% | 0.26% |
| 1994 | 0.35% | 0.25% |
| 1993 | 0.81% | 0.24% |
| 1992 | 1.74% | 0.27% |
| 1991 | 2.37% | 0.31% |
| 1990 | 2.47% | 0.3% |
| 1989 | 2.45% | 0.26% |
| 1988 | 2.45% | 0.22% |
| 1987 | 2.33% | 0.21% |
| 1986 | 2.23% | 0.23% |
| 1985 | 2.08% | 0.23% |
| 1984 | 1.96% | 0.16% |
| 1983 | 2.19% | 0.03% |
| 1982 | 2.56% | -0.04% |
| 1981 | 2.48% | 0.03% |
| 1980 | 2.42% | 0.12% |
| 1979 | 2.33% | 0.09% |
| 1978 | 1.88% | 0.005% |
| 1977 | 1.4% | -0.03% |
| 1976 | 1.1% | -0.02% |
| 1975 | 0.92% | -0.007% |
| 1974 | 0.83% | 0.06% |
| 1973 | 0.79% | 0.19% |
| 1972 | 0.74% | 0.34% |
| 1971 | 0.77% | 0.42% |
| 1970 | 1.96% | 0.4% |
| 1969 | 4% | 0.42% |
| 1968 | 3.15% | 0.49% |
| 1967 | 1.52% | 0.54% |
| 1966 | 3.62% | 0.55% |
| 1965 | 5.75% | 0.64% |
| 1964 | 5.53% | 0.65% |
| 1963 | 4.96% | 0.75% |
| 1962 | 4.29% | 0.85% |
| 1961 | 3.62% | 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/nauru/united-kingdom | CC BY
In 2025, the population of Nauru grew by 0.65%, while the United Kingdom's population grew by 0.3%.
Live population counters
|
Nauru
|
United Kingdom
|
|
|---|---|---|
| Current population |
12139
|
70071289
|
| Population rank | 195/197 | 22/197 |
| Percent of world population | 0.0001% | 0.84% |
| One net population change |
4.69 days
|
2.56 minutes
|
| One birth every |
1.25 days
|
46 seconds
|
| One death every |
4.06 days
|
46.9 seconds
|
| Daily growth/decline | +0 | +564 |
| Annual growth/decline | +78 | +206,000 |
| Annual growth/decline rate | +0.65% | +0.3% |
| Population growth rate rank | 119/197 | 145/197 |
| One migration net change every |
3 days
|
1.35 minutes
|
| Annual migration change | -122 | +389,911 |
| Net migration rank | 82/196 | 4/196 |
| Foreign-born residents | 2,548 | 11,845,479 |
| Foreign-born residents rank | 191/195 | 4/195 |
| Foreign-born share of population | 21.3% | 17.1% |
| Foreign-born share rank | 29/195 | 36/195 |
Natural population change vs migration
| Year | Population change | |||
|---|---|---|---|---|
|
Nauru
|
United Kingdom
|
|||
| Natural | Migration | Natural | Migration | |
| 2025 | - | -122 | - | 389,911 |
| 2024 | 203 | -121 | 13,233 | 417,114 |
| 2023 | 213 | -148 | 34,606 | 445,523 |
| 2022 | 226 | -144 | 39,770 | 487,029 |
| 2021 | 236 | -137 | 30,609 | 462,967 |
| 2020 | 246 | -214 | -4,272 | 144,221 |
| 2019 | 255 | -171 | 108,338 | 232,727 |
| 2018 | 265 | -131 | 119,317 | 259,744 |
| 2017 | 279 | -115 | 145,121 | 272,311 |
| 2016 | 289 | -105 | 177,136 | 324,649 |
| 2015 | 291 | -86 | 175,735 | 347,839 |
| 2014 | 290 | -69 | 206,781 | 306,091 |
| 2013 | 291 | -53 | 198,827 | 237,272 |
| 2012 | 292 | -38 | 248,473 | 172,088 |
| 2011 | 291 | -206 | 259,361 | 228,773 |
| 2010 | 281 | -246 | 251,066 | 274,811 |
| 2009 | 261 | -249 | 230,422 | 249,639 |
| 2008 | 240 | -243 | 216,325 | 263,390 |
| 2007 | 222 | -235 | 196,232 | 309,385 |
| 2006 | 209 | -224 | 176,455 | 288,923 |
| 2005 | 204 | -217 | 144,963 | 308,279 |
| 2004 | 202 | -210 | 131,974 | 276,077 |
| 2003 | 201 | -199 | 89,471 | 211,846 |
| 2002 | 200 | -247 | 65,308 | 203,577 |
| 2001 | 203 | -252 | 65,032 | 175,133 |
| 2000 | 207 | -236 | 70,671 | 153,917 |
| 1999 | 212 | -227 | 64,551 | 152,653 |
| 1998 | 214 | -217 | 87,730 | 125,541 |
| 1997 | 218 | -209 | 99,138 | 59,723 |
| 1996 | 221 | -204 | 98,884 | 54,964 |
| 1995 | 225 | -201 | 87,028 | 61,385 |
| 1994 | 229 | -196 | 127,304 | 45,339 |
| 1993 | 235 | -194 | 103,893 | 27,403 |
| 1992 | 237 | -121 | 149,709 | 17,846 |
| 1991 | 225 | 0 | 143,562 | 27,601 |
| 1990 | 214 | 20 | 154,569 | 57,132 |
| 1989 | 204 | 24 | 119,861 | 49,586 |
| 1988 | 195 | 29 | 136,628 | 13,952 |
| 1987 | 186 | 27 | 136,325 | 8,266 |
| 1986 | 178 | 21 | 90,690 | 41,836 |
| 1985 | 171 | 8 | 79,170 | 83,164 |
| 1984 | 166 | -2 | 84,633 | 71,107 |
| 1983 | 163 | -5 | 61,966 | 27,063 |
| 1982 | 162 | 30 | 56,314 | -61,152 |
| 1981 | 157 | 44 | 73,234 | -83,876 |
| 1980 | 145 | 44 | 95,734 | -25,187 |
| 1979 | 130 | 48 | 61,872 | 11,255 |
| 1978 | 111 | 40 | 16,859 | 3,783 |
| 1977 | 89 | 32 | 0 | -21,636 |
| 1976 | 79 | 0 | -5,621 | -19,135 |
| 1975 | 70 | 0 | 33,735 | -40,241 |
| 1974 | 63 | 0 | 67,476 | -65,710 |
| 1973 | 57 | 0 | 112,389 | -33,840 |
| 1972 | 53 | 0 | 162,650 | -1,406 |
| 1971 | 50 | 0 | 257,123 | 1,175 |
| 1970 | 49 | 0 | 244,918 | -15,254 |
| 1969 | 71 | 132 | 260,577 | -60,655 |
| 1968 | 116 | 180 | 292,622 | -38,852 |
| 1967 | 117 | -28 | 346,145 | -39,659 |
| 1966 | 123 | -32 | 333,356 | -27,935 |
| 1965 | 113 | 218 | 364,132 | -24,955 |
| 1964 | 100 | 203 | 405,000 | -23,885 |
| 1963 | 88 | 181 | 337,995 | 8,271 |
| 1962 | 75 | 158 | 340,800 | 76,443 |
| 1961 | 70 | 120 | 311,519 | 52,295 |
| 1960 | 72 | 76 | 314,400 | 19,953 |
Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08).
GeoRank.org/population/nauru/united-kingdom | CC BY
Over the last 10 years, 64.6% of the population change in Nauru is from natural causes (a gain of 2,503 people) and 35.4% is from migration (a loss of 1,372 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, 2,548 residents or 21.3% of the population were not native-born in Nauru, compared to 11,845,479 people or 17.1% in the United Kingdom.
Biggest cities by population
|
Nauru
|
|
|---|---|
| City | Population |
| Yaren | 747 |
|
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 differences between Nauru and the United Kingdom
|
Nauru
|
United Kingdom
|
|
|---|---|---|
| Life expectancy | 62.6 years | 81.7 years |
| Average age | 25.5 years | 41.5 years |
| Median age | 21.3 years | 41.1 years |
| Male:Female ratio | 50.9:49.1 | 49.3:50.7 |
| Fertility rate | 3.29 births per woman | 1.55 births per woman |
| Population density | 1,567 ppl/mi² | 748 ppl/mi² |
Population map with other countries
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/nauru/united-kingdom | CC BY
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Data sources:
- World Bank | Health (1960–2025, retrieved 2026-07-08)
- United Nations | World Population Prospects (1960–2100, retrieved 2026-07-08)
- U.S. Census Bureau (1960–2025, retrieved 2026-07-08)
- Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08)
- Wikidata (2026, retrieved 2026-07-08)
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