Lyman 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
Lower Brule19389712.51%2,5840.4CDP
West Brule26203837.83%5251.2CDP
Presho3462469-0.43%6890.7City
Oacoma43913860.26%1502.6Town
Kennebec52862780.7%3350.9Town
Reliance6126128-0.79%1161.1Town
Vivian73887-13.64%221.7CDP

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 Lyman County, South Dakota?

Lower Brule is the largest city in Lyman County.

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

Vivian is the smallest city in Lyman County.

How many cities are in Lyman County?

There are 7 cities in Lyman County, South Dakota.

Frequently Asked Questions