Allamakee 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
Waukon13,7613,825-0.42%1,3242.8City
Postville22,3852,503-1.24%1,1512.1City
Lansing3951962-0.31%8821.1City
New Albin4430434-0.23%1,7060.3City
Harpers Ferry52732611.11%4290.6City
Burr Oak62452002.08%3550.7CDP
Waterville71111090%3140.4City

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 Allamakee County, Iowa?

Waukon is the largest city in Allamakee County.

What is the smallest city in Allamakee County, Iowa?

Waterville is the smallest city in Allamakee County.

How many cities are in Allamakee County?

There are 7 cities in Allamakee County, Iowa.

Frequently Asked Questions