Maintenance Worker salary at Clinton County

The average maintenance worker salary at Clinton County was $53,507 , which is 4 percent higher than the average salary for this job in Iowa, and 7 percent higher than the national average for this job . Maintenance Worker salaries at Clinton County typically range from $49,030 to $57,984 (25th to 75th percentile). The highest reported maintenance worker salary was $57,983. There are 2 employees at Clinton County with the job title maintenance worker.