Highest Ephrata employee salary in year 2017 was $195,837. Ephrata employees number in year 2017 was 331. Ephrata average salary was $49,735 and median salary was $46,405. According to the last payroll, Ephrata average salary is 33 percent lower than USA average and 34 percent lower than Washington state average. Ephrata employee salaries are usually between $22,786 and $75,056. Top 10% of highest-earning employees have salaries ranging from $81,886 to $195,837. From 2016 to 2017, the average salary of employees at this employer increased 7.5 percent, the median salary increased 10.2 percent.