The average buyer salary at City of Madison was $55,400 , which is 5 percent higher than the average salary for this job in Wisconsin, but 21 percent lower than the national average for this job . Buyer salaries at City of Madison typically range from $27,047 to $83,754 (25th to 75th percentile). The highest reported buyer salary was $86,023. There are 4 employees at City of Madison with the job title buyer.