Highest salary at Bethlehem in year 2012 was $129,711. Number of employees at Bethlehem in year 2012 was 254. Average annual salary was $57,828 and median salary was $55,784. Bethlehem average salary is 23 percent higher than USA average and median salary is 28 percent higher than USA median salary. From 2011 to 2012, the average salary of employees at this employer increased 4.7 percent, the median salary increased 2.9 percent.