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

Updated on by Georank

The latest officially reported population of Croatia was 3,876,200 in 2025 vs 12,025 people in Nauru in 2025. In 2026, based on the adjusted UN estimation, the current Croatia's population is 3,849,788 people compared to 12,139 in Nauru.

Population statistics:

  • Croatia's population is 317 times bigger than Nauru's.
  • Croatia is ranked the 130th most populous country in the world, while Nauru is the 195th.
  • The countries together account for 0.05% of the world: 0.05% for Croatia vs 0.0001% for Nauru.
  • For the last 10 years, Croatia has had an average growth rate of -0.73% per year vs +1.03% in Nauru.
  • Since 2006, the population of Croatia has decreased from 4.31M people to 3.85M (10.7% decline), while Nauru has grown from 10K to 12.1K (21% growth).

Croatia vs Nauru: population by year and forecast

Croatia
Factual

Projection
Nauru
Factual

Projection
1x
Year Population
Croatia Nauru
2100 2,158,545 20,708
2099 2,176,440 20,677
2098 2,194,539 20,636
2097 2,212,602 20,596
2096 2,231,114 20,561
2095 2,249,667 20,526
2094 2,268,376 20,479
2093 2,286,882 20,423
2092 2,305,583 20,377
2091 2,324,254 20,332
2090 2,342,729 20,276
2089 2,361,668 20,210
2088 2,380,831 20,143
2087 2,399,709 20,087
2086 2,418,760 20,019
2085 2,438,113 19,950
2084 2,457,815 19,872
2083 2,477,556 19,787
2082 2,497,595 19,700
2081 2,517,715 19,603
2080 2,538,164 19,517
2079 2,559,092 19,411
2078 2,580,179 19,304
2077 2,601,778 19,198
2076 2,623,507 19,089
2075 2,645,523 18,978
2074 2,667,391 18,866
2073 2,689,518 18,750
2072 2,712,201 18,630
2071 2,734,759 18,527
2070 2,757,112 18,388
2069 2,780,455 18,281
2068 2,804,383 18,160
2067 2,828,363 18,017
2066 2,852,669 17,896
2065 2,877,009 17,769
2064 2,901,213 17,641
2063 2,926,228 17,516
2062 2,951,475 17,394
2061 2,976,903 17,260
2060 3,002,483 17,129
2059 3,027,959 17,006
2058 3,053,643 16,874
2057 3,079,155 16,745
2056 3,105,119 16,605
2055 3,130,769 16,465
2054 3,156,282 16,328
2053 3,182,091 16,186
2052 3,207,640 16,042
2051 3,233,551 15,881
2050 3,259,702 15,731
2049 3,285,684 15,565
2048 3,311,657 15,405
2047 3,337,645 15,234
2046 3,363,102 15,058
2045 3,388,731 14,888
2044 3,414,541 14,712
2043 3,439,695 14,539
2042 3,464,688 14,357
2041 3,489,565 14,174
2040 3,513,946 13,990
2039 3,538,129 13,821
2038 3,562,371 13,666
2037 3,586,606 13,507
2036 3,609,771 13,358
2035 3,632,470 13,190
2034 3,656,066 13,035
2033 3,679,626 12,888
2032 3,703,646 12,753
2031 3,728,250 12,619
2030 3,752,014 12,499
2029 3,776,079 12,381
2028 3,799,610 12,286
2027 3,824,370 12,177
2026 3,849,788 12,100
2025 3,876,200 12,025
2024 3,866,200 11,947
2023 3,859,686 11,875
2022 3,855,641 11,801
2021 3,878,981 11,709
2020 3,914,206 11,643
2019 3,949,390 11,587
2018 3,988,775 11,477
2017 4,041,407 11,324
2016 4,106,867 11,150
2015 4,151,725 10,954
2014 4,201,598 10,742
2013 4,233,922 10,517
2012 4,260,368 10,267
2011 4,280,622 10,098
2010 4,295,427 10,043
2009 4,305,181 10,016
2008 4,309,705 10,009
2007 4,310,217 10,020
2006 4,311,159 10,034
2005 4,310,145 10,049
2004 4,304,600 10,060
2003 4,303,399 10,059
2002 4,302,174 10,082
2001 4,299,642 10,130
2000 4,468,302 10,168
1999 4,512,597 10,187
1998 4,532,135 10,198
1997 4,534,920 10,197
1996 4,557,097 10,183
1995 4,620,030 10,165
1994 4,652,024 10,137
1993 4,600,463 10,102
1992 4,575,818 10,021
1991 4,689,022 9,850
1990 4,777,368 9,622
1989 4,767,260 9,390
1988 4,755,207 9,165
1987 4,739,745 8,946
1986 4,721,446 8,742
1985 4,701,417 8,551
1984 4,680,285 8,377
1983 4,658,254 8,216
1982 4,634,234 8,040
1981 4,611,509 7,839
1980 4,599,782 7,649
1979 4,594,778 7,468
1978 4,581,085 7,298
1977 4,559,571 7,163
1976 4,535,934 7,064
1975 4,512,082 6,987
1974 4,490,660 6,923
1973 4,470,161 6,866
1972 4,450,564 6,812
1971 4,431,275 6,762
1970 4,412,252 6,710
1969 4,391,490 6,581
1968 4,365,628 6,328
1967 4,338,683 6,135
1966 4,310,701 6,043
1965 4,280,923 5,832
1964 4,252,876 5,515
1963 4,225,675 5,226
1962 4,196,712 4,979
1961 4,167,292 4,774
1960 4,140,181 4,607

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/croatia/nauru | CC BY

From 2006 to 2016, the population of Croatia decreased by 204,292 people (a 4.74% decline), while Nauru gained 1,116 people (a 11.1% growth).

For the next 10 years, from 2016 to 2026, Croatia lost 257,079 people (a 6.26% decline), while Nauru's population increased by 989 people (a 8.87% growth).

Croatia was ranked 120th most populous country in 2006 and is 130th in 2026. Nauru was ranked 196th in 2006 and ranked 195th now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Croatia's population will shrink by 15.3% to 3,259,702 people with a rank change from 130th to 138th. The population of Nauru will increase by 29.6% to 15,731 people and rank change from 195th to 194th.

Nauru is projected to reach its peak in 2100 at 20.7K people, while Croatia's population already peaked in 1990 at 4.78M people and is projected to decrease to 2.16M people by 2100.

Population growth rate by year

Croatia
Factual

Projection
Nauru
Factual

Projection
1x
Year Growth rate
Croatia Nauru
2100 -0.82% 0.15%
2099 -0.82% 0.2%
2098 -0.82% 0.19%
2097 -0.83% 0.17%
2096 -0.82% 0.17%
2095 -0.82% 0.23%
2094 -0.81% 0.27%
2093 -0.81% 0.23%
2092 -0.8% 0.22%
2091 -0.79% 0.28%
2090 -0.8% 0.33%
2089 -0.8% 0.33%
2088 -0.79% 0.28%
2087 -0.79% 0.34%
2086 -0.79% 0.35%
2085 -0.8% 0.39%
2084 -0.8% 0.43%
2083 -0.8% 0.44%
2082 -0.8% 0.5%
2081 -0.81% 0.44%
2080 -0.82% 0.54%
2079 -0.82% 0.56%
2078 -0.83% 0.55%
2077 -0.83% 0.57%
2076 -0.83% 0.59%
2075 -0.82% 0.6%
2074 -0.82% 0.62%
2073 -0.84% 0.65%
2072 -0.82% 0.56%
2071 -0.81% 0.75%
2070 -0.84% 0.59%
2069 -0.85% 0.66%
2068 -0.85% 0.8%
2067 -0.85% 0.68%
2066 -0.85% 0.71%
2065 -0.83% 0.73%
2064 -0.85% 0.71%
2063 -0.86% 0.7%
2062 -0.85% 0.78%
2061 -0.85% 0.76%
2060 -0.84% 0.73%
2059 -0.84% 0.78%
2058 -0.83% 0.77%
2057 -0.84% 0.85%
2056 -0.82% 0.85%
2055 -0.81% 0.84%
2054 -0.81% 0.87%
2053 -0.8% 0.9%
2052 -0.8% 1.01%
2051 -0.8% 0.96%
2050 -0.79% 1.06%
2049 -0.78% 1.04%
2048 -0.78% 1.12%
2047 -0.76% 1.17%
2046 -0.76% 1.14%
2045 -0.76% 1.2%
2044 -0.73% 1.19%
2043 -0.72% 1.27%
2042 -0.71% 1.29%
2041 -0.69% 1.32%
2040 -0.68% 1.22%
2039 -0.68% 1.14%
2038 -0.68% 1.17%
2037 -0.64% 1.12%
2036 -0.62% 1.27%
2035 -0.65% 1.19%
2034 -0.64% 1.14%
2033 -0.65% 1.06%
2032 -0.66% 1.06%
2031 -0.63% 0.96%
2030 -0.64% 0.96%
2029 -0.62% 0.77%
2028 -0.65% 0.9%
2027 -0.66% 0.64%
2026 -0.68% 0.63%
2025 0.26% 0.65%
2024 0.17% 0.61%
2023 0.1% 0.63%
2022 -0.6% 0.79%
2021 -0.9% 0.57%
2020 -0.89% 0.48%
2019 -0.99% 0.96%
2018 -1.3% 1.35%
2017 -1.59% 1.56%
2016 -1.08% 1.79%
2015 -1.19% 1.97%
2014 -0.76% 2.14%
2013 -0.62% 2.43%
2012 -0.47% 1.67%
2011 -0.34% 0.55%
2010 -0.23% 0.27%
2009 -0.1% 0.07%
2008 -0.01% -0.11%
2007 -0.02% -0.14%
2006 0.02% -0.15%
2005 0.13% -0.11%
2004 0.03% 0.01%
2003 0.03% -0.23%
2002 0.06% -0.47%
2001 -3.77% -0.37%
2000 -0.98% -0.19%
1999 -0.43% -0.11%
1998 -0.06% 0.01%
1997 -0.49% 0.14%
1996 -1.36% 0.18%
1995 -0.69% 0.28%
1994 1.12% 0.35%
1993 0.54% 0.81%
1992 -2.41% 1.74%
1991 -1.85% 2.37%
1990 0.21% 2.47%
1989 0.25% 2.45%
1988 0.33% 2.45%
1987 0.39% 2.33%
1986 0.43% 2.23%
1985 0.45% 2.08%
1984 0.47% 1.96%
1983 0.52% 2.19%
1982 0.49% 2.56%
1981 0.25% 2.48%
1980 0.11% 2.42%
1979 0.3% 2.33%
1978 0.47% 1.88%
1977 0.52% 1.4%
1976 0.53% 1.1%
1975 0.48% 0.92%
1974 0.46% 0.83%
1973 0.44% 0.79%
1972 0.44% 0.74%
1971 0.43% 0.77%
1970 0.47% 1.96%
1969 0.59% 4%
1968 0.62% 3.15%
1967 0.65% 1.52%
1966 0.7% 3.62%
1965 0.66% 5.75%
1964 0.64% 5.53%
1963 0.69% 4.96%
1962 0.71% 4.29%
1961 0.65% 3.62%

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/croatia/nauru | CC BY

In 2025, the population of Croatia grew by 0.26%, while Nauru's population grew by 0.65%.

Live population counters

Croatia Nauru
Current population
3849788
12139
Population rank 130/197 195/197
Percent of world population 0.05% 0.0001%
One net population change
52.7 minutes
4.69 days
One birth every
16.4 minutes
1.25 days
One death every
10.3 minutes
4.06 days
Daily growth/decline +27 +0
Annual growth/decline +10,000 +78
Annual growth/decline rate +0.26% +0.65%
Population growth rate rank 147/197 119/197
One migration net change every
2.52 hours
3 days
Annual migration change -3,481 -122
Net migration rank 112/196 82/196
Foreign-born residents 527,831 2,548
Foreign-born residents rank 78/195 191/195
Foreign-born share of population 13.6% 21.3%
Foreign-born share rank 50/195 29/195

Natural population change vs migration

Croatia
Natural

Migration
Nauru
Natural

Migration
1x
Year Population change
Croatia Nauru
Natural Migration Natural Migration
2025 - -3,481 - -122
2024 -18,944 -5,186 203 -121
2023 -19,298 10,202 213 -148
2022 -23,134 11,681 226 -144
2021 -26,377 -4,517 236 -137
2020 -21,137 -8,552 246 -214
2019 -15,798 -13,239 255 -171
2018 -15,556 -25,016 265 -131
2017 -16,974 -44,557 279 -115
2016 -14,374 -32,144 289 -105
2015 -17,022 -27,501 291 -86
2014 -11,344 -13,127 290 -69
2013 -10,585 -6,245 291 -53
2012 -9,799 -4,794 292 -38
2011 -9,846 -17,463 291 -206
2010 -8,591 -3,995 281 -246
2009 -7,319 1,358 261 -249
2008 -8,188 6,495 240 -243
2007 -10,335 8,893 222 -235
2006 -8,669 10,852 209 -224
2005 -9,022 10,629 204 -217
2004 -9,040 15,445 202 -210
2003 -12,480 12,556 201 -199
2002 -10,325 10,306 200 -247
2001 -8,599 19,298 203 -252
2000 -6,255 -47,629 207 -236
1999 -6,769 -47,418 212 -227
1998 -4,985 -47,931 214 -217
1997 3,175 -52,897 218 -209
1996 3,190 -53,688 221 -204
1995 0 -51,882 225 -201
1994 -930 -50,444 229 -196
1993 -2,301 -49,615 235 -194
1992 -4,576 -47,865 237 -121
1991 -2,813 -31,968 225 0
1990 3,344 9,538 214 20
1989 3,337 8,471 204 24
1988 5,707 7,242 195 29
1987 6,161 6,956 186 27
1986 8,499 6,261 178 21
1985 10,343 5,550 171 8
1984 10,764 5,757 166 -2
1983 10,714 6,323 163 -5
1982 15,756 7,475 162 30
1981 15,680 4,872 157 44
1980 17,939 -5,486 145 44
1979 21,136 -5,740 130 48
1978 20,157 -7,329 111 40
1977 22,798 -7,339 89 32
1976 22,226 -7,400 79 0
1975 21,658 -7,366 70 0
1974 22,453 -8,076 63 0
1973 21,904 -8,335 57 0
1972 17,802 -7,277 53 0
1971 19,941 -5,608 50 0
1970 16,767 -2,359 49 0
1969 16,688 -2,796 71 132
1968 21,828 -2,799 116 180
1967 26,032 -3,518 117 -28
1966 33,192 -6,341 123 -32
1965 31,251 -5,253 113 218
1964 25,942 -2,090 100 203
1963 31,270 -1,289 88 181
1962 30,216 -2,176 75 158
1961 36,255 -6,567 70 120
1960 34,778 -21,768 72 76

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

GeoRank.org/population/croatia/nauru | CC BY

Over the last 10 years, 57.6% of the population change in Croatia is from natural causes (a loss of 188,614 people) and 42.4% is from migration (a loss of 138,829 people). In Nauru 64.6% is from natural causes (a gain of 2,503 people) and 35.4% is from migration (a loss of 1,372 people).

As of 2024, 527,831 residents or 13.6% of the population were not native-born in Croatia, compared to 2,548 people or 21.3% in Nauru.

Biggest cities by population

Croatia
City Population
Zagreb 767K
Split 161K
Rijeka 108K
Osijek 96.3K
Zadar 70.8K
Velika Gorica 61.1K
Pula 52.2K
Slavonski Brod 49.9K
Karlovac 49.4K
Sibenik 42.6K
Nauru
City Population
Yaren 747

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/croatia/nauru | 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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