Franklin is a city located in Idaho. With a 2020 population of 834, it is the 96th largest city in Idaho and the 11099th largest city in the United States. Franklin is currently growing at a rate of 0.36% annually and its population has increased by 30.11% since the most recent census, which recorded a population of 641 in 2010. Spanning over 1 miles, Franklin has a population density of 641 people per square mile.
The average household income in Franklin is $53,731 with a poverty rate of 12.84%. The median rental costs in recent years comes to $685 per month, and the median house value is $139,900. The median age in Franklin is 31.8 years, 29.7 years for males, and 38.8 years for females. For every 100 females there are 97.8 males.