Annual number of people affected by all natural disasters by country
Total number of people affected by a natural disaster.
Countries reporting
72
Highest
18.75 million people
Indonesia
Lowest
0 people
Laos
Median
505,962 people
Years covered
126
1900–2025
Data points
1,202
What the numbers show
Annual number of people affected by all natural disasters is currently reported for 72 countries. The highest value is 18.75 million people in Indonesia; the lowest is 0 people in Laos.
The median across all reporting countries is 505,962 people, and the mean is 2.00 million people.
Over the past decade 32 countries rose and 16 fell. The largest increase was in Cameroon (up 19,809.4%), and the largest decrease in Paraguay (down 100.0%).
Annual number of people affected by all natural disasters: full country ranking
| # | Country | Latest | Year | 10-year change | Trend |
|---|---|---|---|---|---|
| 1 | Indonesia | 18.75 million people | 2023 | — | volatile |
| 2 | Syria | 16.20 million people | 2025 | up 3,641.9% | volatile |
| 3 | South Africa | 12.00 million people | 2021 | up 974.0% | volatile |
| 4 | Sudan | 11.84 million people | 2022 | up 270.0% | volatile |
| 5 | Zimbabwe | 7.60 million people | 2024 | up 622.5% | volatile |
| 6 | Somalia | 5.60 million people | 2025 | up 232.5% | volatile |
| 7 | Ghana | 5.56 million people | 1985 | — | volatile |
| 8 | India | 4.90 million people | 2019 | — | volatile |
| 9 | Pakistan | 4.68 million people | 2019 | — | volatile |
| 10 | Niger | 4.40 million people | 2022 | up 192.9% | volatile |
| 11 | South Sudan | 3.69 million people | 2022 | up 71.7% | rising |
| 12 | Burkina Faso | 3.50 million people | 2022 | up 33.2% | volatile |
| 13 | Malawi | 3.48 million people | 2025 | up 364.5% | rising |
| 14 | Ethiopia | 3.35 million people | 2023 | up 143.7% | volatile |
| 15 | Papua New Guinea | 2.52 million people | 2015 | — | volatile |
| 16 | Mexico | 2.50 million people | 2011 | up 6,320.6% | volatile |
| 16 | Cambodia | 2.50 million people | 2016 | up 316.7% | volatile |
| 18 | Cameroon | 2.39 million people | 2022 | up 19,809.4% | volatile |
| 19 | Chad | 2.14 million people | 2022 | up 70.3% | volatile |
| 20 | Mozambique | 2.06 million people | 2024 | down 3.0% | volatile |
| 21 | Iran | 1.96 million people | 2022 | — | volatile |
| 22 | Afghanistan | 1.89 million people | 2023 | up 7.7% | volatile |
| 23 | Tanzania | 1.80 million people | 2022 | up 155.1% | volatile |
| 24 | Angola | 1.77 million people | 2025 | up 191.3% | volatile |
| 25 | Iraq | 1.75 million people | 2023 | — | volatile |
| 26 | Mali | 1.74 million people | 2022 | down 0.9% | volatile |
| 27 | Eritrea | 1.70 million people | 2008 | up 1,147.7% | volatile |
| 28 | Zambia | 1.47 million people | 2025 | up 105.5% | volatile |
| 29 | Nepal | 1.20 million people | 2025 | — | volatile |
| 29 | Madagascar | 1.20 million people | 2025 | up 12,102.6% | volatile |
| 31 | Kenya | 1.07 million people | 2025 | up 129.6% | volatile |
| 32 | Namibia | 990,287 people | 2025 | up 113.3% | volatile |
| 33 | Bolivia | 875,822 people | 2024 | up 1,611.3% | volatile |
| 34 | Benin | 701,278 people | 1985 | up 2,340.8% | volatile |
| 35 | Uganda | 518,000 people | 2022 | down 22.6% | volatile |
| 36 | Mauritania | 512,159 people | 2022 | up 41.5% | volatile |
| 37 | Haiti | 499,765 people | 2017 | up 2,631.0% | volatile |
| 38 | Guatemala | 444,079 people | 2019 | down 82.2% | volatile |
| 39 | Uruguay | 410,410 people | 2023 | up 2,684.1% | volatile |
| 40 | Lesotho | 335,764 people | 2025 | down 48.3% | volatile |
| 41 | Vietnam | 266,000 people | 2024 | up 123.6% | volatile |
| 42 | Eswatini | 232,000 people | 2019 | down 43.4% | volatile |
| 43 | Rwanda | 207,134 people | 2007 | up 174.1% | volatile |
| 44 | Djibouti | 192,168 people | 2022 | up 23.6% | volatile |
| 45 | El Salvador | 114,457 people | 2019 | — | volatile |
| 46 | Morocco | 106,509 people | 2001 | — | volatile |
| 47 | Cuba | 100,000 people | 2015 | — | volatile |
| 48 | Nicaragua | 88,816 people | 2019 | down 73.2% | volatile |
| 49 | Senegal | 85,428 people | 2021 | up 147.0% | volatile |
| 50 | Sri Lanka | 82,830 people | 2020 | down 95.4% | volatile |
| 51 | Gambia | 63,100 people | 2015 | — | volatile |
| 52 | Cape Verde | 46,093 people | 2022 | down 34.2% | volatile |
| 53 | Guinea-Bissau | 32,000 people | 2006 | — | volatile |
| 54 | Botswana | 18,399 people | 2024 | — | volatile |
| 55 | Philippines | 16,000 people | 2019 | — | volatile |
| 56 | Marshall Islands | 13,924 people | 2024 | up 118.1% | rising |
| 57 | Argentina | 11,700 people | 2021 | — | volatile |
| 58 | Honduras | 10,300 people | 2023 | down 91.8% | volatile |
| 59 | Spain | 3,671 people | 2024 | — | volatile |
| 60 | Ecuador | 3,165 people | 2013 | — | volatile |
| 61 | Paraguay | 0 people | 2016 | down 100.0% | volatile |
| 61 | Canada | 0 people | 1988 | — | volatile |
| 61 | Brazil | 0 people | 2025 | down 100.0% | volatile |
| 61 | Peru | 0 people | 2006 | down 100.0% | volatile |
| 61 | Bangladesh | 0 people | 2009 | — | volatile |
| 61 | Panama | 0 people | 2019 | — | volatile |
| 61 | Thailand | 0 people | 2020 | down 100.0% | volatile |
| 61 | Burundi | 0 people | 2011 | down 100.0% | volatile |
| 61 | Chile | 0 people | 1991 | — | volatile |
| 61 | Australia | 0 people | 2018 | — | volatile |
| 61 | China | 0 people | 2024 | down 100.0% | volatile |
| 61 | Laos | 0 people | 2019 | — | volatile |
About this data
Total number of people affected by a natural disaster.