There are 9 cities in Marion County, Iowa.

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

City
Rank
State
2024 Population
2020 Census
Annual Change
Density (mi²)
Area (mi²)
Pella1Iowa10,95010,4640.95%1,2178.99
Knoxville2Iowa7,4057,573-0.31%1,6004.63
Pleasantville3Iowa1,6971,6900.24%6702.53
Melcher-Dallas4Iowa1,1851,1950.17%1,1901
Bussey5Iowa373379-0.27%1,1200.33
Harvey6Iowa2382330.42%3520.68
Hamilton7Iowa1301241.56%2390.54
Swan8Iowa81762.53%1260.64
Marysville9Iowa51464.08%1390.37
showing: 9 rows

Cities in Marion County, Iowa by Population (2024)

What is the largest city in Marion County, Iowa?

Pella is the largest city in Marion County.

What is the smallest city in Marion County, Iowa?

Marysville is the smallest city in Marion County.

How many cities are in Marion County?

There are 9 cities in Marion County, Iowa.

Frequently Asked Questions