Idaho is one of America’s least populated states, ranking 39th with a population of 1.6 million despite ranking 11th in terms of size by area. Boise City is the only city in the state to have a population that surpasses 100,000, with a total of 218,281 people. The next largest city, Meridian, has less than half of this population, at just over 90,000, while the third most populous city, Nampa, barely trails behind with over 89,000 residents. There is a total of 21 cities with a population that exceeds 10,000.
In all, there are 201 incorporated municipalities that are designated as cities. These cities are spread across 44 counties. Idaho has many incorporated cities with populations that are less than 100 people, with the smallest being Warm River that has an estimated population of just 3 people.
Boise is the biggest city in Idaho, with a population of 240,713 in 2023.
Paul is the fastest growing city in Idaho over the past 3 years, having grown 20.31% annually since 2020.
There are 200 cities in Idaho.
The 10 largest cities in Idaho are: Boise, Meridian, Nampa, Caldwell, Idaho Falls, Pocatello, Coeur d'Alene, Twin Falls, Post Falls and Rexburg.