Highest salary at Wellsville in year 2012 was $79,693. Number of employees at Wellsville in year 2012 was 82. Average annual salary was $35,379 and median salary was $37,932. Wellsville average salary is 25 percent lower than USA average and median salary is 13 percent lower than USA median salary. From 2011 to 2012, the median salary increased 1.8 percent.