The data for Worth County are summarized in this water planning data fact sheet.
Worth County is located in north central Iowa.
Farming is the principal economic sector, as measured by employee earnings. The county contains gently rolling hills, poorly drained plains, the Shell Rock River Valley, and small drainage streams. The population of 7,991 is distributed in 7 incorporated cities and the surrounding rural areas. Interstate Highway 35 and U.S. Highway 65 cross the county from north to south. State Highway 9 crosses the county from east to west.