The average sergeant salary at Los Banos was $147,344 , which is 51 percent lower than the average salary for this job in California, but 5 percent higher than the national average for this job . Sergeant salaries at Los Banos typically range from $138,576 to $157,332 (25th to 75th percentile). The highest reported sergeant salary was $159,210. There are 7 employees at Los Banos with the job title sergeant.