There are 8 cities in Bonneville County, Idaho.

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

City
Rank
State
2024 Population
2020 Census
Annual Change
Density (mi²)
Area (mi²)
Idaho Falls1Idaho68,87565,8850.84%2,87024
Ammon2Idaho19,66017,8651.71%2,5897.59
Lincoln3Idaho3,6383,380 2,5021.45
Iona4Idaho3,3152,7374.64%2,8481.16
Ucon5Idaho1,2401,1680.57%1,5500.80
Ririe6Idaho7126650.85%1,3770.52
Swan Valley7Idaho3332408.47%2911.48
Irwin8Idaho2782491.83%1132.47
showing: 8 rows

Cities in Bonneville County, Idaho by Population (2024)

What is the largest city in Bonneville County, Idaho?

Idaho Falls is the largest city in Bonneville County.

What is the smallest city in Bonneville County, Idaho?

Irwin is the smallest city in Bonneville County.

How many cities are in Bonneville County?

There are 8 cities in Bonneville County, Idaho.

Frequently Asked Questions