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Population in Romania compared to Tonga: Trends, Charts, Rankings

Updated on by Georank team

The latest officially reported population of Romania was 19,051,804 in 2024 vs 104,175 people in Tonga in 2024. In 2026, based on the adjusted UN estimation, the current Romania's population is 18,839,108 people compared to 103,309 in Tonga.

Population statistics:

  • Romania's population is 182.4 times bigger than Tonga's.
  • Romania is ranked the 70th most populous country in the world, while Tonga is the 183rd.
  • The countries together account for 0.23% of the world: 0.23% for Romania vs 0.001% for Tonga.
  • For the last 10 years, Romania has had an average growth rate of -0.43% per year vs -0.25% in Tonga.
  • Since 2006, the population of Romania has decreased from 21.2M people to 18.8M (11.1% decline), while Tonga has declined from 106K to 103K (2.77% decline).

Romania vs Tonga: population by year and forecast

Romania
Factual

Projection
Tonga
Factual

Projection
1x
Year Population
Romania Tonga
2100 10,801,385 117,647
2099 10,885,505 117,615
2098 10,969,050 117,560
2097 11,052,086 117,522
2096 11,134,776 117,491
2095 11,217,462 117,414
2094 11,299,298 117,321
2093 11,382,352 117,237
2092 11,464,817 117,127
2091 11,546,872 117,013
2090 11,630,335 116,869
2089 11,713,468 116,712
2088 11,796,733 116,511
2087 11,880,373 116,307
2086 11,966,550 116,118
2085 12,052,744 115,902
2084 12,140,454 115,658
2083 12,229,714 115,366
2082 12,319,480 115,071
2081 12,412,385 114,782
2080 12,507,333 114,453
2079 12,603,302 114,103
2078 12,700,870 113,740
2077 12,799,985 113,378
2076 12,900,610 112,974
2075 13,002,848 112,594
2074 13,107,513 112,208
2073 13,213,407 111,819
2072 13,323,211 111,405
2071 13,435,661 110,992
2070 13,550,449 110,605
2069 13,667,892 110,238
2068 13,786,771 109,853
2067 13,909,141 109,474
2066 14,034,214 109,090
2065 14,163,381 108,765
2064 14,293,294 108,405
2063 14,424,068 108,061
2062 14,557,025 107,738
2061 14,689,897 107,424
2060 14,821,441 107,145
2059 14,952,855 106,869
2058 15,082,857 106,617
2057 15,211,914 106,372
2056 15,340,213 106,158
2055 15,467,019 105,942
2054 15,590,545 105,725
2053 15,712,155 105,513
2052 15,834,374 105,313
2051 15,954,507 105,106
2050 16,073,070 104,871
2049 16,192,498 104,663
2048 16,311,535 104,414
2047 16,430,565 104,180
2046 16,547,661 103,879
2045 16,665,026 103,575
2044 16,783,383 103,241
2043 16,900,955 102,961
2042 17,018,000 102,718
2041 17,136,818 102,474
2040 17,253,674 102,254
2039 17,370,310 102,088
2038 17,488,193 101,861
2037 17,604,853 101,733
2036 17,721,511 101,653
2035 17,837,396 101,607
2034 17,950,976 101,598
2033 18,064,449 101,618
2032 18,176,399 101,659
2031 18,288,437 101,790
2030 18,399,699 101,954
2029 18,511,331 102,207
2028 18,621,197 102,521
2027 18,730,482 102,868
2026 18,839,108 103,309
2025 18,946,392 103,768
2024 19,051,804 104,175
2023 19,061,062 104,597
2022 19,048,502 105,042
2021 19,122,059 105,490
2020 19,265,250 105,704
2019 19,371,648 105,669
2018 19,473,970 105,567
2017 19,588,715 105,356
2016 19,702,267 105,524
2015 19,815,616 106,095
2014 19,908,979 106,609
2013 19,983,693 107,078
2012 20,058,035 107,460
2011 20,147,528 107,570
2010 20,246,871 107,400
2009 20,367,487 107,203
2008 20,537,875 107,020
2007 20,882,982 106,726
2006 21,193,760 106,253
2005 21,319,685 105,671
2004 21,451,748 105,071
2003 21,574,326 104,464
2002 21,730,496 103,874
2001 22,131,970 103,288
2000 22,442,971 102,677
1999 22,472,040 102,046
1998 22,507,344 101,388
1997 22,553,978 100,674
1996 22,619,004 100,275
1995 22,684,270 100,225
1994 22,730,211 100,166
1993 22,763,280 100,103
1992 22,794,284 100,022
1991 23,001,155 99,895
1990 23,201,835 99,700
1989 23,161,458 99,403
1988 23,057,662 98,969
1987 22,949,430 98,376
1986 22,836,841 98,010
1985 22,732,999 97,984
1984 22,640,547 97,990
1983 22,560,478 97,998
1982 22,475,741 97,980
1981 22,353,070 97,909
1980 22,207,282 97,769
1979 22,090,488 97,544
1978 21,951,464 97,204
1977 21,756,096 96,725
1976 21,551,634 95,325
1975 21,293,583 93,017
1974 21,029,429 90,683
1973 20,835,681 88,805
1972 20,657,957 87,356
1971 20,461,567 85,896
1970 20,250,398 84,401
1969 20,009,141 82,885
1968 19,799,831 81,353
1967 19,534,242 79,814
1966 19,215,450 78,002
1965 19,031,576 75,924
1964 18,919,126 73,879
1963 18,797,850 71,885
1962 18,676,550 69,940
1961 18,555,250 68,037
1960 18,406,905 66,170

Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1960–2024, retrieved 2026-04-06).

GeoRank.org/population/romania/tonga | CC BY

From 2006 to 2016, the population of Romania decreased by 1,491,493 people (a 7.04% decline), while Tonga lost 729 people (a 0.69% decline).

For the next 10 years, from 2016 to 2026, Romania lost 863,159 people (a 4.38% decline), while Tonga's population decreased by 2,215 people (a 2.1% decline).

Romania was ranked 51st most populous country in 2006 and is 70th in 2026. Tonga was ranked 182nd in 2006 and ranked 183rd now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Romania's population will shrink by 14.7% to 16,073,070 people with a rank change from 70th to 81st. The population of Tonga will increase by 1.51% to 104,871 people and will still be ranked 183rd.

Tonga is projected to reach its peak in 2100 at 118K people, while Romania's population already peaked in 1990 at 23.2M people and is projected to decrease to 10.8M people by 2100.

Population growth rate by year

Romania
Factual

Projection
Tonga
Factual

Projection
1x
Year Growth rate
Romania Tonga
2100 -0.77% 0.03%
2099 -0.76% 0.05%
2098 -0.75% 0.03%
2097 -0.74% 0.03%
2096 -0.74% 0.07%
2095 -0.72% 0.08%
2094 -0.73% 0.07%
2093 -0.72% 0.09%
2092 -0.71% 0.1%
2091 -0.72% 0.12%
2090 -0.71% 0.13%
2089 -0.71% 0.17%
2088 -0.7% 0.18%
2087 -0.72% 0.16%
2086 -0.72% 0.19%
2085 -0.72% 0.21%
2084 -0.73% 0.25%
2083 -0.73% 0.26%
2082 -0.75% 0.25%
2081 -0.76% 0.29%
2080 -0.76% 0.31%
2079 -0.77% 0.32%
2078 -0.77% 0.32%
2077 -0.78% 0.36%
2076 -0.79% 0.34%
2075 -0.8% 0.34%
2074 -0.8% 0.35%
2073 -0.82% 0.37%
2072 -0.84% 0.37%
2071 -0.85% 0.35%
2070 -0.86% 0.33%
2069 -0.86% 0.35%
2068 -0.88% 0.35%
2067 -0.89% 0.35%
2066 -0.91% 0.3%
2065 -0.91% 0.33%
2064 -0.91% 0.32%
2063 -0.91% 0.3%
2062 -0.9% 0.29%
2061 -0.89% 0.26%
2060 -0.88% 0.26%
2059 -0.86% 0.24%
2058 -0.85% 0.23%
2057 -0.84% 0.2%
2056 -0.82% 0.2%
2055 -0.79% 0.2%
2054 -0.77% 0.2%
2053 -0.77% 0.19%
2052 -0.75% 0.2%
2051 -0.74% 0.22%
2050 -0.74% 0.2%
2049 -0.73% 0.24%
2048 -0.72% 0.22%
2047 -0.71% 0.29%
2046 -0.7% 0.29%
2045 -0.71% 0.32%
2044 -0.7% 0.27%
2043 -0.69% 0.24%
2042 -0.69% 0.24%
2041 -0.68% 0.21%
2040 -0.67% 0.16%
2039 -0.67% 0.22%
2038 -0.66% 0.13%
2037 -0.66% 0.08%
2036 -0.65% 0.05%
2035 -0.63% 0.009%
2034 -0.63% -0.02%
2033 -0.62% -0.04%
2032 -0.61% -0.13%
2031 -0.6% -0.16%
2030 -0.6% -0.25%
2029 -0.59% -0.31%
2028 -0.58% -0.34%
2027 -0.58% -0.43%
2026 -0.57% -0.44%
2025 -0.55% -0.39%
2024 -0.05% -0.4%
2023 0.07% -0.42%
2022 -0.38% -0.42%
2021 -0.74% -0.2%
2020 -0.55% 0.03%
2019 -0.53% 0.1%
2018 -0.59% 0.2%
2017 -0.58% -0.16%
2016 -0.57% -0.54%
2015 -0.47% -0.48%
2014 -0.37% -0.44%
2013 -0.37% -0.36%
2012 -0.44% -0.1%
2011 -0.49% 0.16%
2010 -0.59% 0.18%
2009 -0.83% 0.17%
2008 -1.65% 0.28%
2007 -1.47% 0.45%
2006 -0.59% 0.55%
2005 -0.62% 0.57%
2004 -0.57% 0.58%
2003 -0.72% 0.57%
2002 -1.81% 0.57%
2001 -1.39% 0.6%
2000 -0.13% 0.62%
1999 -0.16% 0.65%
1998 -0.21% 0.71%
1997 -0.29% 0.4%
1996 -0.29% 0.05%
1995 -0.2% 0.06%
1994 -0.15% 0.06%
1993 -0.14% 0.08%
1992 -0.9% 0.13%
1991 -0.86% 0.2%
1990 0.17% 0.3%
1989 0.45% 0.44%
1988 0.47% 0.6%
1987 0.49% 0.37%
1986 0.46% 0.03%
1985 0.41% -0.006%
1984 0.35% -0.008%
1983 0.38% 0.02%
1982 0.55% 0.07%
1981 0.66% 0.14%
1980 0.53% 0.23%
1979 0.63% 0.35%
1978 0.9% 0.5%
1977 0.95% 1.47%
1976 1.21% 2.48%
1975 1.26% 2.57%
1974 0.93% 2.11%
1973 0.86% 1.66%
1972 0.96% 1.7%
1971 1.04% 1.77%
1970 1.21% 1.83%
1969 1.06% 1.88%
1968 1.36% 1.93%
1967 1.66% 2.32%
1966 0.97% 2.74%
1965 0.59% 2.77%
1964 0.65% 2.77%
1963 0.65% 2.78%
1962 0.65% 2.8%
1961 0.81% 2.82%

Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1961–2024, retrieved 2026-04-06).

GeoRank.org/population/romania/tonga | CC BY

In 2024, the population of Romania declined by 0.05%, while Tonga's population declined by 0.4%.

Live population counters

Romania Tonga
Current population
18839108
103309
Population rank 70/197 183/197
Percent of world population 0.23% 0.001%
One net population change
56.8 minutes
20.8 hours
One birth every
3.45 minutes
3.62 hours
One death every
2.17 minutes
13 hours
Daily growth/decline -25 -1
Annual growth/decline -9,258 -422
Annual growth/decline rate -0.05% -0.4%
Population growth rate rank 169/197 183/197
One migration net change every
18.1 minutes
4.09 hours
Annual migration change -29,041 -2,150
Net migration rank 163/196 99/196
Foreign-born residents 655,579 3,581
Foreign-born residents rank 73/195 187/195
Foreign-born share of population 3.4% 3.4%
Foreign-born share rank 112/195 113/195

Natural population change vs migration

Romania
Natural

Migration
Tonga
Natural

Migration
1x
Year Population change
Romania Tonga
Natural Migration Natural Migration
2025 - -29,041 - -2,150
2024 - -28,466 - -2,149
2023 -89,587 -27,780 1,744 -2,173
2022 -93,338 89,076 1,772 -2,218
2021 -141,504 -17,731 1,773 -2,220
2020 -100,179 -13,202 1,816 -1,807
2019 -60,053 -27,909 1,841 -1,778
2018 -62,316 -33,018 1,873 -1,723
2017 -50,930 -33,081 1,912 -1,642
2016 -53,196 -33,073 1,989 -2,591
2015 -59,447 -35,751 2,064 -2,610
2014 -55,745 -35,448 2,135 -2,622
2013 -59,951 -34,910 2,199 -2,637
2012 -54,157 -37,589 2,255 -2,578
2011 -56,413 -102,769 2,298 -2,198
2010 -46,567 -122,364 2,332 -2,097
2009 -34,625 -137,953 2,358 -2,204
2008 -30,806 -144,368 2,397 -2,177
2007 -37,590 -133,089 2,423 -2,057
2006 -38,148 -132,777 2,459 -1,875
2005 -40,508 -131,176 2,495 -1,906
2004 -42,904 -117,432 2,478 -1,876
2003 -56,093 -107,139 2,448 -1,844
2002 -58,673 -106,585 2,396 -1,815
2001 -37,625 -91,154 2,358 -1,766
2000 -22,443 -92,451 2,346 -1,721
1999 -31,461 -82,590 2,352 -1,710
1998 -33,761 -81,366 2,344 -1,665
1997 -42,853 -88,734 2,332 -1,589
1996 -56,548 -70,799 2,393 -2,338
1995 -36,295 -73,779 2,476 -2,422
1994 -18,184 -76,246 2,547 -2,484
1993 -13,658 -73,475 2,594 -2,532
1992 -4,559 -63,200 2,622 -2,524
1991 25,301 -36,824 2,637 -2,484
1990 69,605 -38,157 2,641 -2,409
1989 122,756 -33,866 2,644 -2,280
1988 126,817 -48,911 2,649 -2,138
1987 128,517 -42,868 2,646 -1,970
1986 134,737 -50,450 2,704 -2,650
1985 111,392 -28,108 2,762 -2,775
1984 117,731 -24,629 2,814 -2,823
1983 87,986 3,093 2,840 -2,840
1982 119,121 -4,725 2,853 -2,814
1981 156,472 -20,870 2,882 -2,778
1980 168,776 -16,668 2,885 -2,708
1979 194,397 -29,600 2,884 -2,604
1978 204,148 -31,427 2,862 -2,457
1977 215,385 -28,135 2,822 -2,273
1976 213,361 18,748 2,769 -523
1975 219,324 9,125 2,709 -346
1974 235,530 6,725 2,650 -344
1973 175,020 58,651 2,617 -1,168
1972 198,316 61,920 2,605 -1,153
1971 206,662 74,473 2,611 -1,138
1970 234,905 71,919 2,628 -1,122
1969 264,120 74,851 2,632 -1,101
1968 338,577 33,601 2,614 -1,078
1967 347,709 37,282 2,603 -1,060
1966 115,293 -25,458 2,550 -465
1965 114,190 -60,430 2,498 -426
1964 134,326 -59,500 2,445 -428
1963 139,104 -58,076 2,394 -426
1962 130,736 -56,152 2,343 -420
1961 163,286 -54,642 2,284 -401
1960 191,431 -55,397 2,230 -384

Data sources: World Bank | Health (1960–2025, retrieved 2026-04-06).

GeoRank.org/population/romania/tonga | CC BY

Over the last 10 years, 82% of the population change in Romania is from natural causes (a loss of 766,295 people) and 18% is from migration (a loss of 167,917 people). In Tonga 46.9% is from natural causes (a gain of 18,919 people) and 53.1% is from migration (a loss of 21,384 people).

As of 2024, 655,579 residents or 3.4% of the population were not native-born in Romania, compared to 3,581 people or 3.4% in Tonga.

Biggest cities by population

Romania
City Population
Bucharest 1.72M
Cluj-Napoca 287K
Iasi 272K
Constanta 264K
Timisoara 251K
Brasov 238K
Craiova 234K
Galati 218K
Oradea 183K
Ploiesti 181K
Tonga
City Population
Nukualofa 23.2K
Mua 5K

Compare countries by 7 more topics

Population map with other countries

1x

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06); United Nations | World Population Prospects (1960–2026, retrieved 2026-03-10); U.S. Census Bureau (1960–2025, retrieved 2026-02-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20).

GeoRank.org/population/romania/tonga | CC BY

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Data sources:

  1. World Bank | Health (1960–2025, retrieved 2026-04-06)
  2. United Nations | World Population Prospects (1960–2100, retrieved 2026-03-10)
  3. U.S. Census Bureau (1960–2025, retrieved 2026-02-08)
  4. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)
  5. Wikidata (2026, retrieved 2026-02-08)

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