Most countries use the metric system to measure height. Still, three countries have yet to break their dedication and loyalty to the imperial system measurements. These three countries are Liberia, Myanmar, and the United States of America. Even though the metric system is the most common measurement system, we will include the average height by country in both metric units and imperial units.
For clarification, the imperial system measures height by way of feet and inches, whereas the metric system uses meters and centimeters. These measurement units are not hard to switch between, but countries tend to stick to one over the other to maintain consistency. The ten tallest countries, with the first one being the country with the tallest average human height in the world, include:
At the other end of the spectrum are the top ten countries with the shortest average height, which currently include: