There are 4 cities in Marion County, South Carolina.

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City
Rank
State
2024 Population
2020 Census
Annual Change
Density (mi²)
Area (mi²)
Marion1South Carolina5,9626,414-2.02%1,3494.42
Mullins2South Carolina3,7484,007-1.83%1,2223.07
Nichols3South Carolina218230-1.36%1551.41
Sellers4South Carolina139148-2.11%2010.69
showing: 4 rows

Cities in Marion County, South Carolina by Population (2024)

What is the largest city in Marion County, South Carolina?

Marion is the largest city in Marion County.

What is the smallest city in Marion County, South Carolina?

Sellers is the smallest city in Marion County.

How many cities are in Marion County?

There are 4 cities in Marion County, South Carolina.

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