Dewey County, South Dakota Cities (2024)

Note: As defined by the US Census Bureau, a city's official boundaries often extend miles beyond the city itself and may even cross county lines. As such, several thousand US cities officially exist in two or more counties (and therefore appear on multiple counties' lists of cities.)

City
Rank
2024 Pop.
2020 Pop.
Change
Density (/mi²)
Area (mi²)
Type
North Eagle Butte11,6181,838-1.46%1848.8CDP
Eagle Butte21,2201,250-0.65%8961.4City
Timber Lake35175120.19%8460.6City
La Plant43223053.54%349.4CDP
Swift Bird52092207.73%4260.5CDP
Whitehorse61482450%542.7CDP
Isabel71451450%1720.8Town
Lantry846489.52%1110.4CDP

Note: City markers shown outside the county boundary mean that a part of the city extends into this county, but is primarily located in an adjacent county.

What is the largest city in Dewey County, South Dakota?

North Eagle Butte is the largest city in Dewey County.

What is the smallest city in Dewey County, South Dakota?

Lantry is the smallest city in Dewey County.

How many cities are in Dewey County?

There are 8 cities in Dewey County, South Dakota.

Frequently Asked Questions