The latest officially reported population of Nauru was 12,025 in 2025 vs 1,367,764 people in Trinidad and Tobago in 2025. In 2026, based on the adjusted UN estimation, the current Nauru's population is 12,139 people compared to 1,370,916 in Trinidad and Tobago.
Population statistics:
- Trinidad and Tobago's population is 112.9 times bigger than Nauru's.
- Nauru is ranked the 195th most populous country in the world, while Trinidad and Tobago is the 154th.
- The countries together account for 0.02% of the world: 0.0001% for Nauru vs 0.02% for Trinidad and Tobago.
- For the last 10 years, Nauru has had an average growth rate of +1.03% per year vs +0.15% in Trinidad and Tobago.
- Since 2006, the population of Nauru has increased from 10K people to 12.1K (21% growth), while Trinidad and Tobago has grown from 1.3M to 1.37M (5.62% growth).
Nauru vs Trinidad and Tobago: population by year and forecast
| Year | Population | |
|---|---|---|
Nauru
|
Trinidad
|
|
| 2100 | 20,708 | 817,597 |
| 2099 | 20,677 | 825,167 |
| 2098 | 20,636 | 832,755 |
| 2097 | 20,596 | 840,398 |
| 2096 | 20,561 | 848,105 |
| 2095 | 20,526 | 855,896 |
| 2094 | 20,479 | 863,688 |
| 2093 | 20,423 | 871,563 |
| 2092 | 20,377 | 879,479 |
| 2091 | 20,332 | 887,507 |
| 2090 | 20,276 | 895,594 |
| 2089 | 20,210 | 903,792 |
| 2088 | 20,143 | 912,036 |
| 2087 | 20,087 | 920,411 |
| 2086 | 20,019 | 928,916 |
| 2085 | 19,950 | 937,549 |
| 2084 | 19,872 | 946,328 |
| 2083 | 19,787 | 955,303 |
| 2082 | 19,700 | 964,428 |
| 2081 | 19,603 | 973,767 |
| 2080 | 19,517 | 983,215 |
| 2079 | 19,411 | 992,890 |
| 2078 | 19,304 | 1,002,707 |
| 2077 | 19,198 | 1,012,724 |
| 2076 | 19,089 | 1,022,846 |
| 2075 | 18,978 | 1,033,103 |
| 2074 | 18,866 | 1,043,451 |
| 2073 | 18,750 | 1,053,862 |
| 2072 | 18,630 | 1,064,397 |
| 2071 | 18,527 | 1,074,937 |
| 2070 | 18,388 | 1,085,508 |
| 2069 | 18,281 | 1,096,081 |
| 2068 | 18,160 | 1,106,619 |
| 2067 | 18,017 | 1,117,029 |
| 2066 | 17,896 | 1,127,377 |
| 2065 | 17,769 | 1,137,666 |
| 2064 | 17,641 | 1,147,820 |
| 2063 | 17,516 | 1,157,795 |
| 2062 | 17,394 | 1,167,602 |
| 2061 | 17,260 | 1,177,258 |
| 2060 | 17,129 | 1,186,727 |
| 2059 | 17,006 | 1,196,052 |
| 2058 | 16,874 | 1,205,157 |
| 2057 | 16,745 | 1,214,148 |
| 2056 | 16,605 | 1,222,923 |
| 2055 | 16,465 | 1,231,559 |
| 2054 | 16,328 | 1,240,041 |
| 2053 | 16,186 | 1,248,279 |
| 2052 | 16,042 | 1,256,354 |
| 2051 | 15,881 | 1,264,264 |
| 2050 | 15,731 | 1,271,946 |
| 2049 | 15,565 | 1,279,479 |
| 2048 | 15,405 | 1,286,792 |
| 2047 | 15,234 | 1,293,925 |
| 2046 | 15,058 | 1,300,799 |
| 2045 | 14,888 | 1,307,495 |
| 2044 | 14,712 | 1,313,930 |
| 2043 | 14,539 | 1,320,145 |
| 2042 | 14,357 | 1,326,058 |
| 2041 | 14,174 | 1,331,703 |
| 2040 | 13,990 | 1,337,031 |
| 2039 | 13,821 | 1,342,067 |
| 2038 | 13,666 | 1,346,734 |
| 2037 | 13,507 | 1,351,096 |
| 2036 | 13,358 | 1,355,110 |
| 2035 | 13,190 | 1,358,761 |
| 2034 | 13,035 | 1,362,044 |
| 2033 | 12,888 | 1,364,882 |
| 2032 | 12,753 | 1,367,356 |
| 2031 | 12,619 | 1,369,304 |
| 2030 | 12,499 | 1,370,777 |
| 2029 | 12,381 | 1,371,753 |
| 2028 | 12,286 | 1,372,048 |
| 2027 | 12,177 | 1,371,592 |
| 2026 | 12,100 | 1,370,204 |
| 2025 | 12,025 | 1,367,764 |
| 2024 | 11,947 | 1,368,333 |
| 2023 | 11,875 | 1,367,510 |
| 2022 | 11,801 | 1,365,805 |
| 2021 | 11,709 | 1,367,558 |
| 2020 | 11,643 | 1,366,725 |
| 2019 | 11,587 | 1,363,985 |
| 2018 | 11,477 | 1,359,193 |
| 2017 | 11,324 | 1,356,633 |
| 2016 | 11,150 | 1,353,895 |
| 2015 | 10,954 | 1,349,667 |
| 2014 | 10,742 | 1,345,343 |
| 2013 | 10,517 | 1,340,557 |
| 2012 | 10,267 | 1,335,194 |
| 2011 | 10,098 | 1,328,019 |
| 2010 | 10,043 | 1,317,714 |
| 2009 | 10,016 | 1,310,106 |
| 2008 | 10,009 | 1,308,587 |
| 2007 | 10,020 | 1,303,188 |
| 2006 | 10,034 | 1,297,944 |
| 2005 | 10,049 | 1,294,494 |
| 2004 | 10,060 | 1,345,380 |
| 2003 | 10,059 | 1,338,709 |
| 2002 | 10,082 | 1,332,011 |
| 2001 | 10,130 | 1,325,567 |
| 2000 | 10,168 | 1,319,774 |
| 1999 | 10,187 | 1,314,708 |
| 1998 | 10,198 | 1,310,225 |
| 1997 | 10,197 | 1,305,836 |
| 1996 | 10,183 | 1,300,928 |
| 1995 | 10,165 | 1,295,169 |
| 1994 | 10,137 | 1,288,341 |
| 1993 | 10,102 | 1,280,466 |
| 1992 | 10,021 | 1,271,674 |
| 1991 | 9,850 | 1,262,171 |
| 1990 | 9,622 | 1,252,208 |
| 1989 | 9,390 | 1,241,600 |
| 1988 | 9,165 | 1,230,069 |
| 1987 | 8,946 | 1,217,364 |
| 1986 | 8,742 | 1,203,124 |
| 1985 | 8,551 | 1,187,366 |
| 1984 | 8,377 | 1,172,984 |
| 1983 | 8,216 | 1,160,534 |
| 1982 | 8,040 | 1,147,927 |
| 1981 | 7,839 | 1,135,132 |
| 1980 | 7,649 | 1,121,744 |
| 1979 | 7,468 | 1,107,639 |
| 1978 | 7,298 | 1,093,380 |
| 1977 | 7,163 | 1,079,554 |
| 1976 | 7,064 | 1,066,311 |
| 1975 | 6,987 | 1,053,469 |
| 1974 | 6,923 | 1,040,761 |
| 1973 | 6,866 | 1,027,851 |
| 1972 | 6,812 | 1,014,921 |
| 1971 | 6,762 | 1,002,585 |
| 1970 | 6,710 | 991,471 |
| 1969 | 6,581 | 980,706 |
| 1968 | 6,328 | 969,006 |
| 1967 | 6,135 | 956,418 |
| 1966 | 6,043 | 942,937 |
| 1965 | 5,832 | 928,425 |
| 1964 | 5,515 | 912,963 |
| 1963 | 5,226 | 896,804 |
| 1962 | 4,979 | 880,194 |
| 1961 | 4,774 | 863,144 |
| 1960 | 4,607 | 844,943 |
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/trinidad-and-tobago | CC BY 
From 2006 to 2016, the population of Nauru increased by 1,116 people (a 11.1% growth), while Trinidad and Tobago gained 55,951 people (a 4.31% growth).
For the next 10 years, from 2016 to 2026, Nauru gained 989 people (a 8.87% growth), while Trinidad and Tobago's population increased by 17,021 people (a 1.26% growth).
Nauru was ranked 196th most populous country in 2006 and is 195th in 2026. Trinidad and Tobago was ranked 150th in 2006 and ranked 154th 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 Trinidad and Tobago will decrease by 7.22% to 1,271,946 people and rank change from 154th to 158th.
Nauru is projected to reach its peak in 2100 at 20.7K people compared to the peak of 1.37M people in 2028 for Trinidad and Tobago.
Population growth rate by year
| Year | Growth rate | |
|---|---|---|
|
Nauru
|
Trinidad
|
|
| 2100 | 0.15% | -0.92% |
| 2099 | 0.2% | -0.91% |
| 2098 | 0.19% | -0.91% |
| 2097 | 0.17% | -0.91% |
| 2096 | 0.17% | -0.91% |
| 2095 | 0.23% | -0.9% |
| 2094 | 0.27% | -0.9% |
| 2093 | 0.23% | -0.9% |
| 2092 | 0.22% | -0.9% |
| 2091 | 0.28% | -0.9% |
| 2090 | 0.33% | -0.91% |
| 2089 | 0.33% | -0.9% |
| 2088 | 0.28% | -0.91% |
| 2087 | 0.34% | -0.92% |
| 2086 | 0.35% | -0.92% |
| 2085 | 0.39% | -0.93% |
| 2084 | 0.43% | -0.94% |
| 2083 | 0.44% | -0.95% |
| 2082 | 0.5% | -0.96% |
| 2081 | 0.44% | -0.96% |
| 2080 | 0.54% | -0.97% |
| 2079 | 0.56% | -0.98% |
| 2078 | 0.55% | -0.99% |
| 2077 | 0.57% | -0.99% |
| 2076 | 0.59% | -0.99% |
| 2075 | 0.6% | -0.99% |
| 2074 | 0.62% | -0.99% |
| 2073 | 0.65% | -0.99% |
| 2072 | 0.56% | -0.98% |
| 2071 | 0.75% | -0.97% |
| 2070 | 0.59% | -0.96% |
| 2069 | 0.66% | -0.95% |
| 2068 | 0.8% | -0.93% |
| 2067 | 0.68% | -0.92% |
| 2066 | 0.71% | -0.9% |
| 2065 | 0.73% | -0.88% |
| 2064 | 0.71% | -0.86% |
| 2063 | 0.7% | -0.84% |
| 2062 | 0.78% | -0.82% |
| 2061 | 0.76% | -0.8% |
| 2060 | 0.73% | -0.78% |
| 2059 | 0.78% | -0.76% |
| 2058 | 0.77% | -0.74% |
| 2057 | 0.85% | -0.72% |
| 2056 | 0.85% | -0.7% |
| 2055 | 0.84% | -0.68% |
| 2054 | 0.87% | -0.66% |
| 2053 | 0.9% | -0.64% |
| 2052 | 1.01% | -0.63% |
| 2051 | 0.96% | -0.6% |
| 2050 | 1.06% | -0.59% |
| 2049 | 1.04% | -0.57% |
| 2048 | 1.12% | -0.55% |
| 2047 | 1.17% | -0.53% |
| 2046 | 1.14% | -0.51% |
| 2045 | 1.2% | -0.49% |
| 2044 | 1.19% | -0.47% |
| 2043 | 1.27% | -0.45% |
| 2042 | 1.29% | -0.42% |
| 2041 | 1.32% | -0.4% |
| 2040 | 1.22% | -0.38% |
| 2039 | 1.14% | -0.35% |
| 2038 | 1.17% | -0.32% |
| 2037 | 1.12% | -0.3% |
| 2036 | 1.27% | -0.27% |
| 2035 | 1.19% | -0.24% |
| 2034 | 1.14% | -0.21% |
| 2033 | 1.06% | -0.18% |
| 2032 | 1.06% | -0.14% |
| 2031 | 0.96% | -0.11% |
| 2030 | 0.96% | -0.07% |
| 2029 | 0.77% | -0.02% |
| 2028 | 0.9% | 0.03% |
| 2027 | 0.64% | 0.1% |
| 2026 | 0.63% | 0.18% |
| 2025 | 0.65% | -0.04% |
| 2024 | 0.61% | 0.06% |
| 2023 | 0.63% | 0.12% |
| 2022 | 0.79% | -0.13% |
| 2021 | 0.57% | 0.06% |
| 2020 | 0.48% | 0.2% |
| 2019 | 0.96% | 0.35% |
| 2018 | 1.35% | 0.19% |
| 2017 | 1.56% | 0.2% |
| 2016 | 1.79% | 0.31% |
| 2015 | 1.97% | 0.32% |
| 2014 | 2.14% | 0.36% |
| 2013 | 2.43% | 0.4% |
| 2012 | 1.67% | 0.54% |
| 2011 | 0.55% | 0.78% |
| 2010 | 0.27% | 0.58% |
| 2009 | 0.07% | 0.12% |
| 2008 | -0.11% | 0.41% |
| 2007 | -0.14% | 0.4% |
| 2006 | -0.15% | 0.27% |
| 2005 | -0.11% | -3.78% |
| 2004 | 0.01% | 0.5% |
| 2003 | -0.23% | 0.5% |
| 2002 | -0.47% | 0.49% |
| 2001 | -0.37% | 0.44% |
| 2000 | -0.19% | 0.39% |
| 1999 | -0.11% | 0.34% |
| 1998 | 0.01% | 0.34% |
| 1997 | 0.14% | 0.38% |
| 1996 | 0.18% | 0.44% |
| 1995 | 0.28% | 0.53% |
| 1994 | 0.35% | 0.62% |
| 1993 | 0.81% | 0.69% |
| 1992 | 1.74% | 0.75% |
| 1991 | 2.37% | 0.8% |
| 1990 | 2.47% | 0.85% |
| 1989 | 2.45% | 0.94% |
| 1988 | 2.45% | 1.04% |
| 1987 | 2.33% | 1.18% |
| 1986 | 2.23% | 1.33% |
| 1985 | 2.08% | 1.23% |
| 1984 | 1.96% | 1.07% |
| 1983 | 2.19% | 1.1% |
| 1982 | 2.56% | 1.13% |
| 1981 | 2.48% | 1.19% |
| 1980 | 2.42% | 1.27% |
| 1979 | 2.33% | 1.3% |
| 1978 | 1.88% | 1.28% |
| 1977 | 1.4% | 1.24% |
| 1976 | 1.1% | 1.22% |
| 1975 | 0.92% | 1.22% |
| 1974 | 0.83% | 1.26% |
| 1973 | 0.79% | 1.27% |
| 1972 | 0.74% | 1.23% |
| 1971 | 0.77% | 1.12% |
| 1970 | 1.96% | 1.1% |
| 1969 | 4% | 1.21% |
| 1968 | 3.15% | 1.32% |
| 1967 | 1.52% | 1.43% |
| 1966 | 3.62% | 1.56% |
| 1965 | 5.75% | 1.69% |
| 1964 | 5.53% | 1.8% |
| 1963 | 4.96% | 1.89% |
| 1962 | 4.29% | 1.98% |
| 1961 | 3.62% | 2.15% |
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/trinidad-and-tobago | CC BY
In 2025, the population of Nauru grew by 0.65%, while Trinidad and Tobago's population declined by 0.04%.
Live population counters
|
Nauru
|
Trinidad
|
|
|---|---|---|
| Current population |
12139
|
1370916
|
| Population rank | 195/197 | 154/197 |
| Percent of world population | 0.0001% | 0.02% |
| One net population change |
4.69 days
|
15.4 hours
|
| One birth every |
1.25 days
|
36.4 minutes
|
| One death every |
4.06 days
|
44 minutes
|
| Daily growth/decline | +0 | -2 |
| Annual growth/decline | +78 | -569 |
| Annual growth/decline rate | +0.65% | -0.04% |
| Population growth rate rank | 119/197 | 160/197 |
| One migration net change every |
3 days
|
12.7 hours
|
| Annual migration change | -122 | +691 |
| Net migration rank | 82/196 | 67/196 |
| Foreign-born residents | 2,548 | 113,478 |
| Foreign-born residents rank | 191/195 | 128/195 |
| Foreign-born share of population | 21.3% | 7.5% |
| Foreign-born share rank | 29/195 | 78/195 |
Natural population change vs migration
| Year | Population change | |||
|---|---|---|---|---|
|
Nauru
|
Trinidad
|
|||
| Natural | Migration | Natural | Migration | |
| 2025 | - | -122 | - | 691 |
| 2024 | 203 | -121 | 2,469 | 1,334 |
| 2023 | 213 | -148 | 3,200 | 2,126 |
| 2022 | 226 | -144 | 3,773 | 4,247 |
| 2021 | 236 | -137 | 2,091 | 5,749 |
| 2020 | 246 | -214 | 4,558 | 427 |
| 2019 | 255 | -171 | 5,647 | -19,251 |
| 2018 | 265 | -131 | 5,869 | 35,502 |
| 2017 | 279 | -115 | 6,779 | 1,445 |
| 2016 | 289 | -105 | 7,436 | -86 |
| 2015 | 291 | -86 | 7,963 | -575 |
| 2014 | 290 | -69 | 8,571 | -799 |
| 2013 | 291 | -53 | 9,020 | -796 |
| 2012 | 292 | -38 | 9,376 | -880 |
| 2011 | 291 | -206 | 9,601 | -1,410 |
| 2010 | 281 | -246 | 9,698 | -2,230 |
| 2009 | 261 | -249 | 9,769 | -3,056 |
| 2008 | 240 | -243 | 9,872 | -3,624 |
| 2007 | 222 | -235 | 9,939 | -3,731 |
| 2006 | 209 | -224 | 9,889 | -3,684 |
| 2005 | 204 | -217 | 9,822 | -3,595 |
| 2004 | 202 | -210 | 10,149 | -3,504 |
| 2003 | 201 | -199 | 10,169 | -3,472 |
| 2002 | 200 | -247 | 10,316 | -3,613 |
| 2001 | 203 | -252 | 10,438 | -4,252 |
| 2000 | 207 | -236 | 10,588 | -5,185 |
| 1999 | 212 | -227 | 10,821 | -6,103 |
| 1998 | 214 | -217 | 10,964 | -6,730 |
| 1997 | 218 | -209 | 11,405 | -6,865 |
| 1996 | 221 | -204 | 12,101 | -6,827 |
| 1995 | 225 | -201 | 12,971 | -6,723 |
| 1994 | 229 | -196 | 14,032 | -6,615 |
| 1993 | 235 | -194 | 14,878 | -6,554 |
| 1992 | 237 | -121 | 15,910 | -6,650 |
| 1991 | 225 | 0 | 16,903 | -7,149 |
| 1990 | 214 | 20 | 18,052 | -7,878 |
| 1989 | 204 | 24 | 19,636 | -8,588 |
| 1988 | 195 | 29 | 21,028 | -9,023 |
| 1987 | 186 | 27 | 22,398 | -9,002 |
| 1986 | 178 | 21 | 23,705 | -8,620 |
| 1985 | 171 | 8 | 24,487 | -8,051 |
| 1984 | 166 | -2 | 24,738 | -12,413 |
| 1983 | 163 | -5 | 25,118 | -12,544 |
| 1982 | 162 | 30 | 25,181 | -12,529 |
| 1981 | 157 | 44 | 25,015 | -12,086 |
| 1980 | 145 | 44 | 24,557 | -10,709 |
| 1979 | 130 | 48 | 23,475 | -9,106 |
| 1978 | 111 | 40 | 22,538 | -8,397 |
| 1977 | 89 | 32 | 21,660 | -8,154 |
| 1976 | 79 | 0 | 20,875 | -7,895 |
| 1975 | 70 | 0 | 20,468 | -7,768 |
| 1974 | 63 | 0 | 20,412 | -7,683 |
| 1973 | 57 | 0 | 20,617 | -7,524 |
| 1972 | 53 | 0 | 20,116 | -7,346 |
| 1971 | 50 | 0 | 19,400 | -7,499 |
| 1970 | 49 | 0 | 19,074 | -8,751 |
| 1969 | 71 | 132 | 19,652 | -8,449 |
| 1968 | 116 | 180 | 20,849 | -8,647 |
| 1967 | 117 | -28 | 21,992 | -9,008 |
| 1966 | 123 | -32 | 23,228 | -9,254 |
| 1965 | 113 | 218 | 24,349 | -9,301 |
| 1964 | 100 | 203 | 25,065 | -9,193 |
| 1963 | 88 | 181 | 25,507 | -9,067 |
| 1962 | 75 | 158 | 25,763 | -8,982 |
| 1961 | 70 | 120 | 25,518 | -8,200 |
| 1960 | 72 | 76 | 24,766 | -5,671 |
Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08).
GeoRank.org/population/nauru/trinidad-and-tobago | 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 Trinidad and Tobago 61.7% is from natural causes (a gain of 49,785 people) and 38.3% is from migration (a gain of 30,918 people).
As of 2024, 2,548 residents or 21.3% of the population were not native-born in Nauru, compared to 113,478 people or 7.5% in Trinidad and Tobago.
Biggest cities by population
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Population differences between Nauru and Trinidad and Tobago
|
Nauru
|
Trinidad
|
|
|---|---|---|
| Life expectancy | 62.6 years | 73.9 years |
| Average age | 25.5 years | 38.5 years |
| Median age | 21.3 years | 38.6 years |
| Male:Female ratio | 50.9:49.1 | 49.4:50.6 |
| Fertility rate | 3.29 births per woman | 1.54 births per woman |
| Population density | 1,567 ppl/mi² | 692 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/trinidad-and-tobago | 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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