Skip to content

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

Updated on by Georank team

The latest officially reported population of Romania was 19,051,804 in 2024 vs 2,127,400 people in Slovenia in 2024. In 2026, based on the adjusted UN estimation, the current Romania's population is 18,839,108 people compared to 2,124,138 in Slovenia.

Population statistics:

  • Romania's population is 8.87 times bigger than Slovenia's.
  • Romania is ranked the 70th most populous country in the world, while Slovenia is the 147th.
  • The countries together account for 0.25% of the world: 0.23% for Romania vs 0.03% for Slovenia.
  • For the last 10 years, Romania has had an average growth rate of -0.43% per year vs +0.29% in Slovenia.
  • Since 2006, the population of Romania has decreased from 21.2M people to 18.8M (11.1% decline), while Slovenia has grown from 2.01M to 2.12M (5.84% growth).

Romania vs Slovenia: population by year and forecast

Romania
Factual

Projection
Slovenia
Factual

Projection
1x
Year Population
Romania Slovenia
2100 10,801,385 1,640,541
2099 10,885,505 1,644,752
2098 10,969,050 1,648,834
2097 11,052,086 1,653,196
2096 11,134,776 1,657,434
2095 11,217,462 1,661,656
2094 11,299,298 1,665,825
2093 11,382,352 1,670,076
2092 11,464,817 1,674,280
2091 11,546,872 1,678,462
2090 11,630,335 1,682,998
2089 11,713,468 1,687,376
2088 11,796,733 1,691,788
2087 11,880,373 1,696,409
2086 11,966,550 1,701,325
2085 12,052,744 1,706,189
2084 12,140,454 1,711,157
2083 12,229,714 1,716,396
2082 12,319,480 1,721,709
2081 12,412,385 1,727,302
2080 12,507,333 1,733,405
2079 12,603,302 1,739,518
2078 12,700,870 1,746,152
2077 12,799,985 1,752,783
2076 12,900,610 1,759,639
2075 13,002,848 1,766,867
2074 13,107,513 1,774,528
2073 13,213,407 1,782,697
2072 13,323,211 1,790,658
2071 13,435,661 1,798,960
2070 13,550,449 1,807,483
2069 13,667,892 1,816,607
2068 13,786,771 1,825,849
2067 13,909,141 1,834,865
2066 14,034,214 1,844,034
2065 14,163,381 1,853,651
2064 14,293,294 1,863,550
2063 14,424,068 1,873,173
2062 14,557,025 1,882,832
2061 14,689,897 1,892,739
2060 14,821,441 1,902,939
2059 14,952,855 1,912,861
2058 15,082,857 1,922,175
2057 15,211,914 1,932,119
2056 15,340,213 1,941,469
2055 15,467,019 1,950,861
2054 15,590,545 1,959,953
2053 15,712,155 1,968,641
2052 15,834,374 1,977,227
2051 15,954,507 1,985,279
2050 16,073,070 1,993,115
2049 16,192,498 2,000,477
2048 16,311,535 2,007,283
2047 16,430,565 2,014,140
2046 16,547,661 2,020,756
2045 16,665,026 2,027,366
2044 16,783,383 2,033,871
2043 16,900,955 2,040,173
2042 17,018,000 2,046,339
2041 17,136,818 2,052,041
2040 17,253,674 2,057,278
2039 17,370,310 2,062,718
2038 17,488,193 2,067,922
2037 17,604,853 2,073,705
2036 17,721,511 2,079,201
2035 17,837,396 2,084,471
2034 17,950,976 2,089,430
2033 18,064,449 2,094,601
2032 18,176,399 2,099,622
2031 18,288,437 2,104,690
2030 18,399,699 2,109,416
2029 18,511,331 2,113,874
2028 18,621,197 2,118,053
2027 18,730,482 2,121,324
2026 18,839,108 2,124,138
2025 18,946,392 2,126,340
2024 19,051,804 2,127,400
2023 19,061,062 2,120,461
2022 19,048,502 2,112,076
2021 19,122,059 2,108,079
2020 19,265,250 2,102,419
2019 19,371,648 2,088,385
2018 19,473,970 2,073,894
2017 19,588,715 2,066,388
2016 19,702,267 2,065,042
2015 19,815,616 2,063,531
2014 19,908,979 2,061,980
2013 19,983,693 2,059,953
2012 20,058,035 2,057,159
2011 20,147,528 2,052,843
2010 20,246,871 2,048,583
2009 20,367,487 2,039,669
2008 20,537,875 2,021,316
2007 20,882,982 2,018,122
2006 21,193,760 2,006,868
2005 21,319,685 2,000,474
2004 21,451,748 1,997,012
2003 21,574,326 1,995,733
2002 21,730,496 1,994,530
2001 22,131,970 1,992,060
2000 22,442,971 1,988,925
1999 22,472,040 1,983,045
1998 22,507,344 1,981,629
1997 22,553,978 1,985,956
1996 22,619,004 1,988,628
1995 22,684,270 1,989,872
1994 22,730,211 1,989,443
1993 22,763,280 1,991,746
1992 22,794,284 1,996,498
1991 23,001,155 1,999,429
1990 23,201,835 1,998,161
1989 23,161,458 1,996,351
1988 23,057,662 1,995,196
1987 22,949,430 1,989,776
1986 22,836,841 1,965,964
1985 22,732,999 1,941,641
1984 22,640,547 1,932,154
1983 22,560,478 1,922,321
1982 22,475,741 1,910,334
1981 22,353,070 1,906,531
1980 22,207,282 1,901,315
1979 22,090,488 1,882,599
1978 21,951,464 1,862,548
1977 21,756,096 1,842,377
1976 21,551,634 1,820,249
1975 21,293,583 1,793,581
1974 21,029,429 1,776,132
1973 20,835,681 1,766,697
1972 20,657,957 1,752,233
1971 20,461,567 1,738,335
1970 20,250,398 1,724,891
1969 20,009,141 1,713,874
1968 19,799,831 1,704,546
1967 19,534,242 1,689,528
1966 19,215,450 1,669,905
1965 19,031,576 1,649,160
1964 18,919,126 1,632,114
1963 18,797,850 1,616,971
1962 18,676,550 1,603,649
1961 18,555,250 1,594,131
1960 18,406,905 1,584,720

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/slovenia | CC BY

From 2006 to 2016, the population of Romania decreased by 1,491,493 people (a 7.04% decline), while Slovenia gained 58,174 people (a 2.9% growth).

For the next 10 years, from 2016 to 2026, Romania lost 863,159 people (a 4.38% decline), while Slovenia's population increased by 59,096 people (a 2.86% growth).

Romania was ranked 51st most populous country in 2006 and is 70th in 2026. Slovenia was ranked 141st in 2006 and ranked 147th 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 Slovenia will decrease by 6.17% to 1,993,115 people and will still be ranked 147th.

Both countries are in a period of decline and in 50 years are projected to lose 31.5% of the population in Romania and 17.2% in Slovenia.

Population growth rate by year

Romania
Factual

Projection
Slovenia
Factual

Projection
1x
Year Growth rate
Romania Slovenia
2100 -0.77% -0.26%
2099 -0.76% -0.25%
2098 -0.75% -0.26%
2097 -0.74% -0.26%
2096 -0.74% -0.25%
2095 -0.72% -0.25%
2094 -0.73% -0.25%
2093 -0.72% -0.25%
2092 -0.71% -0.25%
2091 -0.72% -0.27%
2090 -0.71% -0.26%
2089 -0.71% -0.26%
2088 -0.7% -0.27%
2087 -0.72% -0.29%
2086 -0.72% -0.29%
2085 -0.72% -0.29%
2084 -0.73% -0.31%
2083 -0.73% -0.31%
2082 -0.75% -0.32%
2081 -0.76% -0.35%
2080 -0.76% -0.35%
2079 -0.77% -0.38%
2078 -0.77% -0.38%
2077 -0.78% -0.39%
2076 -0.79% -0.41%
2075 -0.8% -0.43%
2074 -0.8% -0.46%
2073 -0.82% -0.44%
2072 -0.84% -0.46%
2071 -0.85% -0.47%
2070 -0.86% -0.5%
2069 -0.86% -0.51%
2068 -0.88% -0.49%
2067 -0.89% -0.5%
2066 -0.91% -0.52%
2065 -0.91% -0.53%
2064 -0.91% -0.51%
2063 -0.91% -0.51%
2062 -0.9% -0.52%
2061 -0.89% -0.54%
2060 -0.88% -0.52%
2059 -0.86% -0.48%
2058 -0.85% -0.51%
2057 -0.84% -0.48%
2056 -0.82% -0.48%
2055 -0.79% -0.46%
2054 -0.77% -0.44%
2053 -0.77% -0.43%
2052 -0.75% -0.41%
2051 -0.74% -0.39%
2050 -0.74% -0.37%
2049 -0.73% -0.34%
2048 -0.72% -0.34%
2047 -0.71% -0.33%
2046 -0.7% -0.33%
2045 -0.71% -0.32%
2044 -0.7% -0.31%
2043 -0.69% -0.3%
2042 -0.69% -0.28%
2041 -0.68% -0.25%
2040 -0.67% -0.26%
2039 -0.67% -0.25%
2038 -0.66% -0.28%
2037 -0.66% -0.26%
2036 -0.65% -0.25%
2035 -0.63% -0.24%
2034 -0.63% -0.25%
2033 -0.62% -0.24%
2032 -0.61% -0.24%
2031 -0.6% -0.22%
2030 -0.6% -0.21%
2029 -0.59% -0.2%
2028 -0.58% -0.15%
2027 -0.58% -0.13%
2026 -0.57% -0.1%
2025 -0.55% -0.05%
2024 -0.05% 0.33%
2023 0.07% 0.4%
2022 -0.38% 0.19%
2021 -0.74% 0.27%
2020 -0.55% 0.67%
2019 -0.53% 0.7%
2018 -0.59% 0.36%
2017 -0.58% 0.07%
2016 -0.57% 0.07%
2015 -0.47% 0.08%
2014 -0.37% 0.1%
2013 -0.37% 0.14%
2012 -0.44% 0.21%
2011 -0.49% 0.21%
2010 -0.59% 0.44%
2009 -0.83% 0.91%
2008 -1.65% 0.16%
2007 -1.47% 0.56%
2006 -0.59% 0.32%
2005 -0.62% 0.17%
2004 -0.57% 0.06%
2003 -0.72% 0.06%
2002 -1.81% 0.12%
2001 -1.39% 0.16%
2000 -0.13% 0.3%
1999 -0.16% 0.07%
1998 -0.21% -0.22%
1997 -0.29% -0.13%
1996 -0.29% -0.06%
1995 -0.2% 0.02%
1994 -0.15% -0.12%
1993 -0.14% -0.24%
1992 -0.9% -0.15%
1991 -0.86% 0.06%
1990 0.17% 0.09%
1989 0.45% 0.06%
1988 0.47% 0.27%
1987 0.49% 1.21%
1986 0.46% 1.25%
1985 0.41% 0.49%
1984 0.35% 0.51%
1983 0.38% 0.63%
1982 0.55% 0.2%
1981 0.66% 0.27%
1980 0.53% 0.99%
1979 0.63% 1.08%
1978 0.9% 1.09%
1977 0.95% 1.22%
1976 1.21% 1.49%
1975 1.26% 0.98%
1974 0.93% 0.53%
1973 0.86% 0.83%
1972 0.96% 0.8%
1971 1.04% 0.78%
1970 1.21% 0.64%
1969 1.06% 0.55%
1968 1.36% 0.89%
1967 1.66% 1.18%
1966 0.97% 1.26%
1965 0.59% 1.04%
1964 0.65% 0.94%
1963 0.65% 0.83%
1962 0.65% 0.6%
1961 0.81% 0.59%

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/slovenia | CC BY

In 2024, the population of Romania declined by 0.05%, while Slovenia's population grew by 0.33%.

Live population counters

Romania Slovenia
Current population
18839108
2124138
Population rank 70/197 147/197
Percent of world population 0.23% 0.03%
One net population change
56.8 minutes
1.26 hours
One birth every
3.45 minutes
31 minutes
One death every
2.17 minutes
24.3 minutes
Daily growth/decline -25 +19
Annual growth/decline -9,258 +6,939
Annual growth/decline rate -0.05% +0.33%
Population growth rate rank 169/197 148/197
One migration net change every
18.1 minutes
3.24 hours
Annual migration change -29,041 +2,711
Net migration rank 163/196 55/196
Foreign-born residents 655,579 315,122
Foreign-born residents rank 73/195 97/195
Foreign-born share of population 3.4% 14.9%
Foreign-born share rank 112/195 44/195

Natural population change vs migration

Romania
Natural

Migration
Slovenia
Natural

Migration
1x
Year Population change
Romania Slovenia
Natural Migration Natural Migration
2025 - -29,041 - 2,711
2024 - -28,466 - 3,319
2023 -89,587 -27,780 -4,665 5,339
2022 -93,338 89,076 -4,858 9,014
2021 -141,504 -17,731 -4,216 2,477
2020 -100,179 -13,202 -5,256 28,514
2019 -60,053 -27,909 -1,254 16,352
2018 -62,316 -33,018 -1,037 14,640
2017 -50,930 -33,081 -207 1,359
2016 -53,196 -33,073 826 1,195
2015 -59,447 -35,751 826 712
2014 -55,745 -35,448 2,268 -70
2013 -59,951 -34,910 1,648 639
2012 -54,157 -37,589 2,674 1,117
2011 -56,413 -102,769 3,285 2,190
2010 -46,567 -122,364 3,687 -410
2009 -34,625 -137,953 3,060 11,594
2008 -30,806 -144,368 3,437 2,971
2007 -37,590 -133,089 1,211 14,191
2006 -38,148 -132,777 602 6,081
2005 -40,508 -131,176 -600 6,317
2004 -42,904 -117,432 -599 1,759
2003 -56,093 -107,139 -1,996 3,218
2002 -58,673 -106,585 -1,197 1,975
2001 -37,625 -91,154 -996 4,527
2000 -22,443 -92,451 -398 3,124
1999 -31,461 -82,590 -1,388 10,291
1998 -33,761 -81,366 -1,189 -5,280
1997 -42,853 -88,734 -794 -1,298
1996 -56,548 -70,799 0 -2,456
1995 -36,295 -73,779 0 356
1994 -18,184 -76,246 199 -153
1993 -13,658 -73,475 -199 -4,641
1992 -4,559 -63,200 598 -5,547
1991 25,301 -36,824 2,199 -3,325
1990 69,605 -38,157 3,797 618
1989 122,756 -33,866 4,592 -2,718
1988 126,817 -48,911 5,986 -3,023
1987 128,517 -42,868 5,771 2,972
1986 134,737 -50,450 6,094 32,700
1985 111,392 -28,108 6,213 3,404
1984 117,731 -24,629 5,990 3,280
1983 87,986 3,093 6,343 3,613
1982 119,121 -4,725 9,170 -8,695
1981 156,472 -20,870 10,485 -5,016
1980 168,776 -16,668 11,027 3,128
1979 194,397 -29,600 12,614 2,107
1978 204,148 -31,427 11,920 2,113
1977 215,385 -28,135 12,160 2,584
1976 213,361 18,748 12,196 2,226
1975 219,324 9,125 11,658 2,421
1974 235,530 6,725 11,367 3,145
1973 175,020 58,651 11,837 2,175
1972 198,316 61,920 10,513 2,924
1971 206,662 74,473 10,951 2,286
1970 234,905 71,919 10,004 260
1969 264,120 74,851 9,427 685
1968 338,577 33,601 11,250 438
1967 347,709 37,282 13,516 -192
1966 115,293 -25,458 15,697 -1,262
1965 114,190 -60,430 14,513 -1,421
1964 134,326 -59,500 12,567 -349
1963 139,104 -58,076 14,068 -180
1962 130,736 -56,152 13,150 148
1961 163,286 -54,642 14,985 -306
1960 191,431 -55,397 12,678 -929

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

GeoRank.org/population/romania/slovenia | 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 Slovenia 18.1% is from natural causes (a loss of 17,573 people) and 81.9% is from migration (a gain of 79,532 people).

As of 2024, 655,579 residents or 3.4% of the population were not native-born in Romania, compared to 315,122 people or 14.9% in Slovenia.

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
Slovenia
City Population
Ljubljana 284K
Maribor 114K
Kranj 37.6K
Celje 37.1K
Velenje 25.6K
Novo Mesto 24.2K
Nova Gorica 13K
Izola 11.7K
Murska Sobota 11.2K
Piran 3.79K

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/slovenia | CC BY

Help us show the world through your eyes

Share a photo of your city and help others discover what it looks like to live there. Your contribution makes our data come alive.

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. Wikidata (2026, retrieved 2026-02-08)
  5. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)

Creative Commons Attribution (CC BY) — you’re free to copy, share, remix, adapt, and use even commercially as long as you give appropriate credit and clearly indicate if you made changes. Other sources may be subject to different license terms.