Dallas County, Missouri Cities (2025)

4 cities

City
Rank
2025 Pop. ↓
2020 Pop.
Annual Change
Density
Area (mi²)
Type
Buffalo13,5613,3151.4%1,2383 City
Buffalo21,0051,064-0.4%2541 Township
Urbana34113940.74%4271 City
Louisburg41401350.72%3010 Village

Dallas County Cities Summary

Largest City

Buffalo is the largest city in Dallas County, with a population of 3,561.

Smallest City

Louisburg is the smallest city in Dallas County, with a population of 140.

10 Largest Cities

There are 4 cities in Dallas County, Missouri.

Location of Dallas County