The data for Lee County are summarized in this water planning data fact sheet.
Lee County is located in southeast Iowa on the Mississippi River and the Missouri border.
Manufacturing is the principal economic sector, as measured by employee earnings. The county contains steeply rolling hills and the flat-floored corridor of the Mississippi River Alluvial Plain. The population of 38,687 is distributed in 9 incorporated cities and the surrounding rural areas. U.S. Highways 61 and 218 cross the county from north to south. State Highways 2 and 16 cross the county from east to west.