Library Clerk salary at Ontario

The average library clerk salary at Ontario was $34,381 , which is 34 percent lower than the average salary for this job in California, but 12 percent higher than the national average for this job . Library Clerk salaries at Ontario typically range from $23,054 to $28,974 (25th to 75th percentile). The highest reported library clerk salary was $77,141. There are 18 employees at Ontario with the job title library clerk.