Office Assistant salary at Butler County

The average office assistant salary at Butler County was $39,484 , which is 26 percent lower than the average salary for this job in Ohio, and 5 percent lower than the national average for this job . Office Assistant salaries at Butler County typically range from $38,631 to $40,338 (25th to 75th percentile). The highest reported office assistant salary was $40,337. There are 2 employees at Butler County with the job title office assistant.