Fire - Lieutenant salary at City of Mason City

The average fire - lieutenant salary at City of Mason City was $81,504 , which is 23 percent lower than the average salary for this job in Iowa, and 30 percent lower than the national average for this job . Fire - Lieutenant salaries at City of Mason City typically range from $76,049 to $81,722 (25th to 75th percentile). The highest reported fire - lieutenant salary was $105,054. There are 6 employees at City of Mason City with the job title fire - lieutenant.