Mountain Home is a city located in Elmore County Idaho. It is also the county seat of Elmore County. With a 2020 population of 14,684, it is the 18th largest city in Idaho and the 2347th largest city in the United States . Mountain Home is currently growing at a rate of 0.42% annually and its population has increased by 3.36% since the most recent census, which recorded a population of 14,206 in 2010. Mountain Home reached it's highest population of 14,684 in 2021. Spanning over 6 miles, Mountain Home has a population density of 2,423 people per square mile.
The average household income in Mountain Home is $55,954 with a poverty rate of 16.41%. The median rental costs in recent years comes to $789 per month, and the median house value is $144,200. The median age in Mountain Home is 31.8 years, 30.9 years for males, and 33.1 years for females.