The average corrections salary at Napa County was $169,547 , which is 1 percent higher than the average salary for this job in California, and 139 percent higher than the national average for this job . Corrections salaries at Napa County typically range from $164,261 to $193,103 (25th to 75th percentile). The highest reported corrections salary was $224,523. There are 64 employees at Napa County with the job title corrections.