The average assessor salary at Cerro Gordo County was $115,018 , which is 23 percent higher than the average salary for this job in Iowa, and 76 percent higher than the national average for this job . Assessor salaries at Cerro Gordo County typically range from $112,681 to $117,355 (25th to 75th percentile). The highest reported assessor salary was $117,355. There are 2 employees at Cerro Gordo County with the job title assessor.