Cassia County, Idaho Cities (2026)

5 cities

City
Rank
2026 Pop. ↓
2020 Pop.
Annual Change
Density
Area (mi²)
Type
Burley112,43511,7630.91%1,8397 City
Oakley28537871.31%1855 City
Declo33753391.63%1,3540 City
Albion42642421.54%5610 City
Malta51841661.66%1331 City

Cassia County Cities Summary

Largest City

Burley is the largest city in Cassia County, with a population of 12,435.

Smallest City

Malta is the smallest city in Cassia County, with a population of 184.

10 Largest Cities

There are 5 cities in Cassia County, Idaho.

Location of Cassia County