Miles City is a city located in Montana. With a 2020 population of 8,125, it is the 12th largest city in Montana and the 3572nd largest city in the United States. Miles City is currently declining at a rate of -1.68% annually and its population has decreased by -3.39% since the most recent census, which recorded a population of 8,410 in 2010. Miles City reached it's highest population of 9,665 in 1960. Spanning over 3 miles, Miles City has a population density of 2,417 people per square mile.
The average household income in Miles City is $67,376 with a poverty rate of 14.20%. The median rental costs in recent years comes to $767 per month, and the median house value is $160,000. The median age in Miles City is 40 years, 39.1 years for males, and 41.7 years for females. For every 100 females there are 94.7 males.