The population of the county was 340,671 persons according to the 2019 national census, with population densities ranging from 14 persons per km2 to more than 117 persons per km2. This is due to the varied rainfall and terrain with the lower zones receiving an average 440 mm of rain per annum and the highland areas receiving up to 1,900 mm of rain. The county ranges in altitude from 500 m above sea level to 2,228 m at Vuria Peak, which is the county's highest point.