Hancock 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
Garner13,0283,055-0.23%1,4252.1City
Britt21,9932,036-0.55%1,4871.3City
Kanawha3634652-0.78%3202.0City
Klemme4427438-0.7%8540.5City
Corwith5258266-0.77%1781.4City
Crystal Lake6241253-1.23%9720.2City
Woden7179185-1.1%3630.5City
Goodell8139142-0.71%3220.4City
Duncan972102-5.26%920.8CDP
Miller1061308.93%302.1CDP
Hayfield1123564.54%241.0CDP

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 Hancock County, Iowa?

Garner is the largest city in Hancock County.

What is the smallest city in Hancock County, Iowa?

Hayfield is the smallest city in Hancock County.

How many cities are in Hancock County?

There are 11 cities in Hancock County, Iowa.

Frequently Asked Questions