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Population in Nauru compared to Portugal: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of Nauru was 12,025 in 2025 vs 10,804,871 people in Portugal in 2025. In 2026, based on the adjusted UN estimation, the current Nauru's population is 12,139 people compared to 10,788,071 in Portugal.

Population statistics:

  • Portugal's population is 889 times bigger than Nauru's.
  • Nauru is ranked the 195th most populous country in the world, while Portugal is the 91st.
  • The countries together account for 0.13% of the world: 0.0001% for Nauru vs 0.13% for Portugal.
  • For the last 10 years, Nauru has had an average growth rate of +1.03% per year vs +0.35% in Portugal.
  • Since 2006, the population of Nauru has increased from 10K people to 12.1K (21% growth), while Portugal has grown from 10.5M to 10.8M (2.53% growth).

Nauru vs Portugal: population by year and forecast

Nauru
Factual

Projection
Portugal
Factual

Projection
1x
Year Population
Nauru Portugal
2100 20,708 9,079,610
2099 20,677 9,084,930
2098 20,636 9,089,064
2097 20,596 9,094,546
2096 20,561 9,100,755
2095 20,526 9,108,548
2094 20,479 9,113,366
2093 20,423 9,118,286
2092 20,377 9,123,579
2091 20,332 9,127,714
2090 20,276 9,132,140
2089 20,210 9,136,870
2088 20,143 9,141,647
2087 20,087 9,147,996
2086 20,019 9,152,804
2085 19,950 9,158,263
2084 19,872 9,165,158
2083 19,787 9,171,574
2082 19,700 9,179,958
2081 19,603 9,190,466
2080 19,517 9,201,621
2079 19,411 9,214,398
2078 19,304 9,228,555
2077 19,198 9,243,708
2076 19,089 9,262,542
2075 18,978 9,282,392
2074 18,866 9,305,608
2073 18,750 9,330,117
2072 18,630 9,353,771
2071 18,527 9,380,991
2070 18,388 9,409,668
2069 18,281 9,440,299
2068 18,160 9,473,457
2067 18,017 9,506,001
2066 17,896 9,539,597
2065 17,769 9,574,237
2064 17,641 9,611,738
2063 17,516 9,649,045
2062 17,394 9,686,737
2061 17,260 9,723,601
2060 17,129 9,762,379
2059 17,006 9,801,072
2058 16,874 9,841,936
2057 16,745 9,880,092
2056 16,605 9,918,643
2055 16,465 9,958,971
2054 16,328 9,997,570
2053 16,186 10,037,385
2052 16,042 10,076,095
2051 15,881 10,112,788
2050 15,731 10,149,626
2049 15,565 10,187,172
2048 15,405 10,221,034
2047 15,234 10,255,340
2046 15,058 10,289,266
2045 14,888 10,321,807
2044 14,712 10,353,338
2043 14,539 10,384,554
2042 14,357 10,412,950
2041 14,174 10,440,054
2040 13,990 10,469,380
2039 13,821 10,497,556
2038 13,666 10,523,869
2037 13,507 10,548,445
2036 13,358 10,573,361
2035 13,190 10,597,352
2034 13,035 10,621,955
2033 12,888 10,645,024
2032 12,753 10,668,384
2031 12,619 10,689,372
2030 12,499 10,708,819
2029 12,381 10,729,893
2028 12,286 10,752,023
2027 12,177 10,770,712
2026 12,100 10,788,071
2025 12,025 10,804,871
2024 11,947 10,694,681
2023 11,875 10,578,174
2022 11,801 10,434,332
2021 11,709 10,361,831
2020 11,643 10,297,081
2019 11,587 10,286,263
2018 11,477 10,283,822
2017 11,324 10,300,300
2016 11,150 10,325,452
2015 10,954 10,358,076
2014 10,742 10,401,062
2013 10,517 10,457,295
2012 10,267 10,514,844
2011 10,098 10,557,560
2010 10,043 10,573,100
2009 10,016 10,568,247
2008 10,009 10,558,177
2007 10,020 10,542,964
2006 10,034 10,522,288
2005 10,049 10,503,330
2004 10,060 10,483,861
2003 10,059 10,458,821
2002 10,082 10,419,631
2001 10,130 10,362,722
2000 10,168 10,289,898
1999 10,187 10,217,828
1998 10,198 10,160,196
1997 10,197 10,108,977
1996 10,183 10,063,945
1995 10,165 10,026,176
1994 10,137 9,991,525
1993 10,102 9,964,675
1992 10,021 9,952,494
1991 9,850 9,960,235
1990 9,622 9,983,218
1989 9,390 10,005,000
1988 9,165 10,019,610
1987 8,946 10,030,031
1986 8,742 10,032,734
1985 8,551 10,023,613
1984 8,377 9,996,232
1983 8,216 9,957,865
1982 8,040 9,911,771
1981 7,839 9,851,362
1980 7,649 9,766,312
1979 7,468 9,661,265
1978 7,298 9,558,250
1977 7,163 9,455,675
1976 7,064 9,355,810
1975 6,987 9,093,470
1974 6,923 8,754,365
1973 6,866 8,633,100
1972 6,812 8,630,430
1971 6,762 8,643,756
1970 6,710 8,680,431
1969 6,581 8,757,705
1968 6,328 8,836,650
1967 6,135 8,874,520
1966 6,043 8,930,990
1965 5,832 8,998,595
1964 5,515 9,035,365
1963 5,226 9,030,355
1962 4,979 8,993,985
1961 4,774 8,929,316
1960 4,607 8,857,716

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/portugal | CC BY

From 2006 to 2016, the population of Nauru increased by 1,116 people (a 11.1% growth), while Portugal lost 196,836 people (a 1.87% decline).

For the next 10 years, from 2016 to 2026, Nauru gained 989 people (a 8.87% growth), while Portugal's population increased by 462,619 people (a 4.48% growth).

Nauru was ranked 196th most populous country in 2006 and is 195th in 2026. Portugal was ranked 78th in 2006 and ranked 91st 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 Portugal will decrease by 5.92% to 10,149,626 people and rank change from 91st to 97th.

Nauru is projected to reach its peak in 2100 at 20.7K people, while Portugal's population already peaked in 2025 at 10.8M people and is projected to decrease to 9.08M people by 2100.

Population growth rate by year

Nauru
Factual

Projection
Portugal
Factual

Projection
1x
Year Growth rate
Nauru Portugal
2100 0.15% -0.06%
2099 0.2% -0.05%
2098 0.19% -0.06%
2097 0.17% -0.07%
2096 0.17% -0.09%
2095 0.23% -0.05%
2094 0.27% -0.05%
2093 0.23% -0.06%
2092 0.22% -0.05%
2091 0.28% -0.05%
2090 0.33% -0.05%
2089 0.33% -0.05%
2088 0.28% -0.07%
2087 0.34% -0.05%
2086 0.35% -0.06%
2085 0.39% -0.08%
2084 0.43% -0.07%
2083 0.44% -0.09%
2082 0.5% -0.11%
2081 0.44% -0.12%
2080 0.54% -0.14%
2079 0.56% -0.15%
2078 0.55% -0.16%
2077 0.57% -0.2%
2076 0.59% -0.21%
2075 0.6% -0.25%
2074 0.62% -0.26%
2073 0.65% -0.25%
2072 0.56% -0.29%
2071 0.75% -0.3%
2070 0.59% -0.32%
2069 0.66% -0.35%
2068 0.8% -0.34%
2067 0.68% -0.35%
2066 0.71% -0.36%
2065 0.73% -0.39%
2064 0.71% -0.39%
2063 0.7% -0.39%
2062 0.78% -0.38%
2061 0.76% -0.4%
2060 0.73% -0.39%
2059 0.78% -0.42%
2058 0.77% -0.39%
2057 0.85% -0.39%
2056 0.85% -0.4%
2055 0.84% -0.39%
2054 0.87% -0.4%
2053 0.9% -0.38%
2052 1.01% -0.36%
2051 0.96% -0.36%
2050 1.06% -0.37%
2049 1.04% -0.33%
2048 1.12% -0.33%
2047 1.17% -0.33%
2046 1.14% -0.32%
2045 1.2% -0.3%
2044 1.19% -0.3%
2043 1.27% -0.27%
2042 1.29% -0.26%
2041 1.32% -0.28%
2040 1.22% -0.27%
2039 1.14% -0.25%
2038 1.17% -0.23%
2037 1.12% -0.24%
2036 1.27% -0.23%
2035 1.19% -0.23%
2034 1.14% -0.22%
2033 1.06% -0.22%
2032 1.06% -0.2%
2031 0.96% -0.18%
2030 0.96% -0.2%
2029 0.77% -0.21%
2028 0.9% -0.17%
2027 0.64% -0.16%
2026 0.63% -0.16%
2025 0.65% 1.03%
2024 0.61% 1.1%
2023 0.63% 1.38%
2022 0.79% 0.7%
2021 0.57% 0.63%
2020 0.48% 0.11%
2019 0.96% 0.02%
2018 1.35% -0.16%
2017 1.56% -0.24%
2016 1.79% -0.31%
2015 1.97% -0.41%
2014 2.14% -0.54%
2013 2.43% -0.55%
2012 1.67% -0.4%
2011 0.55% -0.15%
2010 0.27% 0.05%
2009 0.07% 0.1%
2008 -0.11% 0.14%
2007 -0.14% 0.2%
2006 -0.15% 0.18%
2005 -0.11% 0.19%
2004 0.01% 0.24%
2003 -0.23% 0.38%
2002 -0.47% 0.55%
2001 -0.37% 0.71%
2000 -0.19% 0.71%
1999 -0.11% 0.57%
1998 0.01% 0.51%
1997 0.14% 0.45%
1996 0.18% 0.38%
1995 0.28% 0.35%
1994 0.35% 0.27%
1993 0.81% 0.12%
1992 1.74% -0.08%
1991 2.37% -0.23%
1990 2.47% -0.22%
1989 2.45% -0.15%
1988 2.45% -0.1%
1987 2.33% -0.03%
1986 2.23% 0.09%
1985 2.08% 0.27%
1984 1.96% 0.39%
1983 2.19% 0.47%
1982 2.56% 0.61%
1981 2.48% 0.87%
1980 2.42% 1.09%
1979 2.33% 1.08%
1978 1.88% 1.08%
1977 1.4% 1.07%
1976 1.1% 2.88%
1975 0.92% 3.87%
1974 0.83% 1.4%
1973 0.79% 0.03%
1972 0.74% -0.15%
1971 0.77% -0.42%
1970 1.96% -0.88%
1969 4% -0.89%
1968 3.15% -0.43%
1967 1.52% -0.63%
1966 3.62% -0.75%
1965 5.75% -0.41%
1964 5.53% 0.06%
1963 4.96% 0.4%
1962 4.29% 0.72%
1961 3.62% 0.81%

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/portugal | CC BY

In 2025, the population of Nauru grew by 0.65%, while Portugal's population grew by 1.03%.

Live population counters

Nauru Portugal
Current population
12139
10788071
Population rank 195/197 91/197
Percent of world population 0.0001% 0.13%
One net population change
4.69 days
4.78 minutes
One birth every
1.25 days
6.22 minutes
One death every
4.06 days
4.43 minutes
Daily growth/decline +0 +302
Annual growth/decline +78 +110,190
Annual growth/decline rate +0.65% +1.03%
Population growth rate rank 119/197 99/197
One migration net change every
3 days
32 minutes
Annual migration change -122 +16,472
Net migration rank 82/196 38/196
Foreign-born residents 2,548 1,127,184
Foreign-born residents rank 191/195 56/195
Foreign-born share of population 21.3% 10.8%
Foreign-born share rank 29/195 61/195

Natural population change vs migration

Nauru
Natural

Migration
Portugal
Natural

Migration
1x
Year Population change
Nauru Portugal
Natural Migration Natural Migration
2025 - -122 - 16,472
2024 203 -121 -34,223 20,648
2023 213 -148 -32,792 29,102
2022 226 -144 -40,694 68,696
2021 236 -137 -45,592 69,606
2020 246 -214 -39,129 54,076
2019 255 -171 -24,687 63,031
2018 265 -131 -25,709 22,495
2017 279 -115 -23,691 13,979
2016 289 -105 -23,749 -775
2015 291 -86 -23,823 -3,209
2014 290 -69 -22,882 -26,447
2013 291 -53 -24,052 -36,342
2012 292 -38 -17,875 -37,083
2011 291 -206 -5,279 -31,513
2010 281 -246 -4,230 -5,627
2009 261 -249 -5,284 14,532
2008 240 -243 0 9,478
2007 222 -235 -1,055 21,064
2006 209 -224 3,156 16,754
2005 204 -217 2,101 15,537
2004 202 -210 7,339 13,928
2003 201 -199 4,184 24,740
2002 200 -247 8,335 42,169
2001 203 -252 8,290 55,565
2000 207 -236 15,435 60,586
1999 212 -227 8,175 49,572
1998 214 -217 7,112 40,931
1997 218 -209 8,087 36,922
1996 221 -204 4,026 32,640
1995 225 -201 4,011 26,971
1994 229 -196 9,991 20,761
1993 235 -194 7,972 8,561
1992 237 -121 13,933 -11,847
1991 225 0 12,948 -37,914
1990 214 20 13,976 -34,855
1989 204 24 22,011 -30,615
1988 195 29 24,047 -26,595
1987 186 27 28,084 -23,142
1986 178 21 31,102 -20,000
1985 171 8 33,077 -19,183
1984 166 -2 45,983 -16,658
1983 163 -5 47,798 -16,568
1982 162 30 58,479 -15,006
1981 157 44 56,152 -7,938
1980 145 44 63,481 29,881
1979 130 48 67,628 32,434
1978 111 40 70,731 34,345
1977 89 32 84,156 37,779
1976 79 0 85,138 40,490
1975 70 0 81,841 42,262
1974 63 0 74,412 41,254
1973 57 0 76,835 39,748
1972 53 0 83,715 39,058
1971 50 0 82,980 48,944
1970 49 0 87,672 -191,862
1969 71 132 89,329 -161,114
1968 116 180 100,737 -145,200
1967 117 -28 106,495 -136,232
1966 123 -32 107,171 -129,233
1965 113 218 115,182 -123,855
1964 100 203 120,170 -118,763
1963 88 181 113,783 -116,874
1962 75 158 123,217 -113,947
1961 70 120 117,867 -112,768
1960 72 76 118,693 -95,886

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

GeoRank.org/population/nauru/portugal | 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 Portugal 48.2% is from natural causes (a loss of 314,089 people) and 51.8% is from migration (a gain of 337,649 people).

As of 2024, 2,548 residents or 21.3% of the population were not native-born in Nauru, compared to 1,127,184 people or 10.8% in Portugal.

Biggest cities by population

Nauru
City Population
Yaren 747
Portugal
City Population
Lisbon 546K
Sintra 386K
Vila Nova de Gaia 304K
Porto 232K
Cascais 214K
Loures 202K
Braga 193K
Almada 177K
Matosinhos 173K
Oeiras 172K

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/nauru/portugal | 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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