
This list of tallest buildings in Iowa ranks
skyscraper
A skyscraper is a tall continuously habitable building having multiple floors. Modern sources currently define skyscrapers as being at least or in height, though there is no universally accepted definition. Skyscrapers are very tall high-ri ...
s in the US state of
Iowa
Iowa () is a U.S. state, state in the Midwestern United States, Midwestern region of the United States, bordered by the Mississippi River to the east and the Missouri River and Big Sioux River to the west. It is bordered by six states: Wiscon ...
by height for existing and proposed structures.
Tallest buildings
Note: Churches have been omitted from this list.
Tall buildings prior to 1884

There does not seem to have been any effort to document the tallest building in Iowa prior to the construction of the State Capitol in 1884. This list shows buildings which may have been the tallest in Iowa prior to 1884, excluding church steeples.
Other early tall building include:
*
Mount Ida Female College,
Davenport
Davenport may refer to:
Places Australia
*Davenport, Northern Territory, a locality
*Hundred of Davenport, cadastral unit in South Australia
**Davenport, South Australia, suburb of Port Augusta
**District Council of Davenport, former local governm ...
, 1856. First four-story dwelling, later had a high dome placed on top, may have rivaled Old Capitol in height.
*
Fort Madison
Fort Madison is a city and a county seat of Lee County, Iowa, United States along with Keokuk, Iowa, Keokuk. Of Iowa's 99 counties, Lee County is the only one with two county seats. The population was 10,270 at the time of the 2020 United State ...
, 1808, probably the first two-story buildings in what would become Iowa.
[Jackson, Donald (1958) "Old Fort Madison 1808–1813." ''Palimpsest'' 39(1).]
References
{{US tallest buildings lists by state
Iowa
Iowa () is a U.S. state, state in the Midwestern United States, Midwestern region of the United States, bordered by the Mississippi River to the east and the Missouri River and Big Sioux River to the west. It is bordered by six states: Wiscon ...
*
Tallest