What is the size of north Asia?

The size of North Asia is approximately 13,100,000 square kilometers (5,100,000 square miles). It is the largest region in Asia and covers about 1/3 of the continent's total area. North Asia includes the countries of Russia, Mongolia, and parts of China, Kazakhstan, and Kyrgyzstan. It is characterized by its vast steppes, expansive forests, and the presence of the Siberian Arctic.