Kellogg is a city located in Idaho. With a 2020 population of 2,155, it is the 60th largest city in Idaho and the 7323rd largest city in the United States. Kellogg is currently growing at a rate of 0.84% annually and its population has increased by 1.65% since the most recent census, which recorded a population of 2,120 in 2010. Spanning over 4 miles, Kellogg has a population density of 542 people per square mile.
The average household income in Kellogg is $47,741 with a poverty rate of 18.04%. The median rental costs in recent years comes to $678 per month, and the median house value is $99,400. The median age in Kellogg is 32.5 years, 30.7 years for males, and 34.1 years for females. For every 100 females there are 100.5 males.