Caribou County, Idaho Cities (2025)

4 cities

City
Rank
2025 Pop.
2020 Pop.
Change
Density
Area (mi²)
Type
Soda Springs13,2043,1210.53%7244.43 City
Star Valley Ranch22,1551,8722.72%7942.71 Town
Grace39619210.84%9641 City
Bancroft43212961.58%5270.61 City

Caribou County Cities Summary

Largest City

Soda Springs is the largest city in Caribou County, with a population of 3,204.

Smallest City

Bancroft is the smallest city in Caribou County.

10 Largest Cities

There are 4 cities in Caribou County, Idaho.

Location of Caribou County