Johnson County, Wyoming Cities (2025)

2 cities

City
Rank
2025 Pop.
2020 Pop.
Annual Change
Density
Area (mi²)
Type
Buffalo14,7124,4271.22%1,0385 City
Kaycee22912492.83%6630 Town

Johnson County Cities Summary

Largest City

Buffalo is the largest city in Johnson County, with a population of 4,712.

Smallest City

Kaycee is the smallest city in Johnson County, with a population of 291.

10 Largest Cities

There are 2 cities in Johnson County, Wyoming.

Location of Johnson County