Highest salary at Kewanee Sd 229 in year 2015 was $65,848. Number of employees at Kewanee Sd 229 in year 2015 was 138. Average annual salary was $17,259 and median salary was $13,565. Kewanee Sd 229 average salary is 63 percent lower than USA average and median salary is 69 percent lower than USA median salary.