The average guardian salary at Bexar County was $54,986 , which is 10 percent higher than the average salary for this job in Texas, and 82 percent higher than the national average for this job . Guardian salaries at Bexar County typically range from $52,598 to $57,374 (25th to 75th percentile). The highest reported guardian salary was $57,373. There are 3 employees at Bexar County with the job title guardian.