The U.S. state of Iowa is home to 32 buildings over in height. There are 5 buildings classified as skyscrapers (), all found in Des Moines. The tallest building in the state is the 801 Grand (previously The Principal Building), which rises . It was completed in 1991 with 45 floors.
This lists ranks Iowa structures based on standard height measurement. This includes spires and architectural details but does not include antenna masts. The "Year" column indicates the year in which the building was completed.
Note: Churches have been omitted from this list.
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: