Dayton is a city located in Idaho. With a 2020 population of 484, it is the 131st largest city in Idaho and the 13472nd largest city in the United States. Dayton is currently declining at a rate of 0.00% annually and its population has increased by 4.54% since the most recent census, which recorded a population of 463 in 2010. Dayton reached it's highest population of 484 in 2018. Spanning over 7 miles, Dayton has a population density of 73 people per square mile.
The average household income in Dayton is $66,665 with a poverty rate of 14.04%. The median rental costs in recent years comes to $858 per month, and the median house value is $166,500. The median age in Dayton is 24.8 years, 25.4 years for males, and 20.2 years for females. For every 100 females there are 96.9 males.