The continent with the largest landmass is Asia. Asia covers 17,139,445 square miles, which equals 8.7 percent of the Earth’s total surface area. As of 2014, Asia comprises 30 percent of the Earth’s land area and has 4.4 billion people, which is 60 percent of the world’s current human population.
Asia is the largest continent, in regards to area, by more than 5 million square miles. The continent is vast and it is located in both the Eastern and Northern Hemispheres. There are currently no boundaries that separate Asia from Europe. The boundaries for the two continents are determined culturally with no obvious geographical separation.