Polk County, Iowa 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
Des Moines1209,232213,826-0.55%2,37388.2City
Ankeny276,43568,5272.66%2,41231.7City
West Des Moines373,30068,9191.52%1,55047.3City
Urbandale447,11245,5790.82%2,08922.5City
Johnston524,81624,1110.71%1,27319.5City
Altoona622,37219,6743.11%1,88511.9City
Clive719,12218,6540.62%2,4987.7City
Grimes816,61515,6011.55%1,38412.0City
Pleasant Hill912,09210,1924.09%1,11810.8City
Bondurant109,4657,4395.65%9999.5City
Polk City116,5375,5993.71%1,1605.6City
Windsor Heights125,0095,239-1.15%3,4931.4City
Saylorville132,7602,743-1.36%4076.8CDP
Mitchellville142,6612,4851.68%1,0552.5City
Elkhart151,0908924.71%5781.9City
Runnells16449455-0.44%1,0850.4City
Alleman174344330%1482.9City
Sheldahl183152991.29%3900.8City

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 Polk County, Iowa?

Des Moines is the largest city in Polk County.

What is the smallest city in Polk County, Iowa?

Sheldahl is the smallest city in Polk County.

How many cities are in Polk County?

There are 18 cities in Polk County, Iowa.

Frequently Asked Questions