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GEOGRAPHY
Social - Population
Countries with the Fastest Declining Populations
This list features the countries with the fastest declining population between 2020-2050 according to United Nations forecasts.
RANK | COUNTRY | DECLINE RATE | 2020 POP | 2050 FORECAST |
1 | Bulgaria | 22.5% | 6.9 million | 5.4 million |
2 | Lithuania | 22.1% | 2.7 million | 2.1 million |
3 | Latvia | 21.6% | 1.9 million | 1.5 million |
4 | Ukraine | 19.5% | 43.7 million | 35.2 million |
5 | Serbia | 18.9% | 8.7 million | 7.1 million |
6 | Bosnia and Herzegovina | 18.2% | 3.3 million | 2.7 million |
7 | Croatia | 18.0% | 4.1 million | 3.4 million |
8 | Moldova | 16.7% | 4 million | 3.4 million |
9 | Japan | 16.3% | 126.5 million | 105.8 million |
10 | Albania | 15.8% | 2.9 million | 2.4 million |
11 | Romania | 15.5% | 19.2 million | 16.3 million |
12 | Greece | 13.4% | 10.4 million | 9.0 million |
13 | Estonia | 12.7% | 1.3 million | 1.2 million |
14 | Hungary | 12.3% | 9.7 million | 8.5 million |
15 | Poland | 12.0% | 37.8 million | 33.3 million |
References
World Population Review (2025) 'Countries with Declining Population'. Available at: https://worldpopulationreview.com/country-rankings/countries-with-declining-population (Accessed 1 December 2025).
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