Grangeville is a city located in Idaho. With a 2020 population of 3,256, it is the 44th largest city in Idaho and the 5993rd largest city in the United States. Grangeville is currently growing at a rate of 0.87% annually and its population has increased by 3.66% since the most recent census, which recorded a population of 3,141 in 2010. Grangeville reached it's highest population of 3,666 in 1980. Spanning over 1 miles, Grangeville has a population density of 2,175 people per square mile.
The average household income in Grangeville is $45,343 with a poverty rate of 17.69%. The median rental costs in recent years comes to $669 per month, and the median house value is $139,200. The median age in Grangeville is 41.8 years, 36.8 years for males, and 44.4 years for females. For every 100 females there are 86.2 males.