There are 8 cities in Twin Falls County, Idaho.

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City
Rank
State
2024 Population
2020 Census
Annual Change
Density (mi²)
Area (mi²)
Twin Falls1Idaho55,90652,0791.46%2,90919.22
Kimberly2Idaho5,5424,6454.43%3,1031.79
Buhl3Idaho4,6934,5660.28%2,4981.88
Filer4Idaho3,0242,7402.51%2,9621.02
Hansen5Idaho1,0991,0890.09%3,1490.35
Hollister6Idaho2812433.31%2621.07
Castleford7Idaho2262161.34%2,3540.10
Murtaugh8Idaho119116-0.83%1,0000.12
showing: 8 rows

Cities in Twin Falls County, Idaho by Population (2024)

What is the largest city in Twin Falls County, Idaho?

Twin Falls is the largest city in Twin Falls County.

What is the smallest city in Twin Falls County, Idaho?

Murtaugh is the smallest city in Twin Falls County.

How many cities are in Twin Falls County?

There are 8 cities in Twin Falls County, Idaho.

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