- 3,198,913 people
- Mongolia ()
The most sparsely populated sovereign country is Mongolia, which had an estimated population of 3,198,913 in July 2021, occupying 1,553,556 km² (599,831 miles²) of land. This is equivalent to a density of 2.05 people to every 1 km² (5.3 people to every 1 mile²).
Mongolia has an area of 1,564,116 km² (603,908 miles²) overall, of which 10,560 km² (4,077 miles²) is water.