The average emt-a salary at Sherman County was $48,298 , which is 4 percent lower than the average salary for this job in Kansas, and 24 percent lower than the national average for this job . Emt-A salaries at Sherman County typically range from $42,836 to $57,633 (25th to 75th percentile). The highest reported emt-a salary was $62,530. There are 8 employees at Sherman County with the job title emt-a.