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Which Country Has the Most Obese Population?

Obese Population, Measured (As % of Total Population) (%), 2021 or latest
Health Care | April 13, 2023
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Based on a comparison of 11 countries in 2021, USA ranked the highest in obese population, measured as a share of total population with 42.8% followed by Mexico and New Zealand. On the other end of the scale was Japan with 4.60%, South Korea with 7.40% and Ireland with 23.0%.

Data for more countries are available at Obese Population, Measured (As % of Total Population) indicator page.

Obese Population, Measured (As % of Total Population) Unit 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022
Brazil % ... ... ... ... ... ... ... ... ... ... ... ... ... ... 25.9% ... ... ...
Canada % ... ... ... ... ... ... ... ... 26.9% ... 24.3% ... ... ...
Hungary % ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... 33.2% ... ... ...
Ireland % ... ... ... ... ... ... ... ... ... ... ... ... ... 23.0% ... 23.0% ... ...
Japan % 4.20% 4.40% 4.00% 4.60% ... ... ...
Latvia % ... ... ... ... ... ... ... ... ... ... ... ... ... 23.2% ... 24.1% ... 23.9% ... ...
Mexico % ... ... ... ... ... ... ... ... ... ... ... 33.1% ... 36.1% ... 36.0% ... ...
New Zealand % ... ... ... ... ... ... ... 31.8% 32.4% 32.5% 31.3% 31.2% ...
South Korea % ... ... ... ... 5.50% 5.40% 5.90% 5.90% 7.40% ...
USA % ... ... ... ... ... ... ... 40.0% ... 42.8% 42.8% ... ... ...
United Kingdom % 26.2% 28.7% 27.7% 28.0% ... ... ...