Dayton is a city located in Franklin County Idaho. With a 2020 population of 516, it is the 125th largest city in Idaho and the 13169th largest city in the United States . Dayton is currently growing at a rate of 2.18% annually and its population has increased by 11.45% since the most recent census, which recorded a population of 463 in 2010. Dayton reached it's highest population of 516 in 2021. Spanning over 7 miles, Dayton has a population density of 77 people per square mile.
The average household income in Dayton is $74,338 with a poverty rate of 6.24%. The median rental costs in recent years comes to $875 per month, and the median house value is $167,800. The median age in Dayton is 25.7 years, 24.2 years for males, and 31 years for females.