Yonago is a city in western Tottori Prefecture, Japan. As of 31 December 2021, the city had an estimated population of 146,139 in 68534 households and a population density of 1100 persons per km2. The total area of the city is 132.42 square kilometres. It is the prefecture's second largest city after Tottori, and forms a commercial center of the western part of this prefecture.