There are 7 cities in Lake County, South Dakota.

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City
Rank
State
2024 Population
2020 Census
Annual Change
Density (mi²)
Area (mi²)
Madison1South Dakota6,1716,1600.6%1,3374.62
Lake Madison2South Dakota850811 1804.72
Chester3South Dakota237285 2900.82
Wentworth4South Dakota173178 6810.25
Ramona5South Dakota1661611.84%6060.27
Brant Lake6South Dakota7666 4900.15
Nunda7South Dakota4848 481.01
showing: 7 rows

Cities in Lake County, South Dakota by Population (2024)

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

Madison is the largest city in Lake County.

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

Nunda is the smallest city in Lake County.

How many cities are in Lake County?

There are 7 cities in Lake County, South Dakota.

Frequently Asked Questions