Highest salary at Poestenkill in year 2010 was $52,175. Number of employees at Poestenkill in year 2010 was 19. Average annual salary was $22,866 and median salary was $21,891. Poestenkill average salary is 51 percent lower than USA average and median salary is 50 percent lower than USA median salary. From 2009 to 2010, the median salary increased 2.3 percent.