Basics

• The PayScale.com Report states that as of August 2010, greater experience typically translates to higher salaries with those who have one to four years of work making $31,631 to $42,246, while those with 20 or more years receive $39,883 to $55,835.
  
  

Employer

• The type of employer affects salary, with those in state and local governments making the most at $34,805 to $60,302, followed by those in private practice at $38,096 to $59,306. At the opposite are those under contract earning $24,697 to $42,000.
  
  

City

• The city in which jobs are located determines salaries. Payroll administrators in New York show the highest range at $39,832 to $56,309, followed by Houston at $40,035 to $55,266. Those in St. Louis make the least at $33,578 to $40,232.