Montpelier is a city located in Idaho. With a 2020 population of 2,586, it is the 53rd largest city in Idaho and the 6704th largest city in the United States. Montpelier is currently growing at a rate of 1.25% annually but its population has decreased by -0.42% since the most recent census, which recorded a population of 2,597 in 2010. Montpelier reached it's highest population of 3,146 in 1960. Spanning over 2 miles, Montpelier has a population density of 1,115 people per square mile.
The average household income in Montpelier is $55,047 with a poverty rate of 23.97%. The median rental costs in recent years comes to $555 per month, and the median house value is $118,500. The median age in Montpelier is 35.8 years, 37.2 years for males, and 35.5 years for females. For every 100 females there are 89.4 males.