Kellogg is a city located in Shoshone County Idaho. With a 2020 population of 2,158, it is the 61st largest city in Idaho and the 7335th largest city in the United States . Kellogg is currently growing at a rate of 0.51% annually and its population has increased by 1.79% since the most recent census, which recorded a population of 2,120 in 2010. Kellogg reached it's highest population of 2,158 in 2021. Spanning over 4 miles, Kellogg has a population density of 543 people per square mile.
The average household income in Kellogg is $48,137 with a poverty rate of 23.19%. The median rental costs in recent years comes to $604 per month, and the median house value is $108,500. The median age in Kellogg is 33.1 years, 32.6 years for males, and 33.6 years for females.