Highest salary at City of Sparta in year 2020 was $95,228. Number of employees at City of Sparta in year 2020 was 79. Average annual salary was $42,490 and median salary was $37,926. City of Sparta average salary is 9 percent lower than USA average and median salary is 13 percent lower than USA median salary. From 2019 to 2020, the average salary of employees at this employer increased 10.2 percent, the median salary increased 9.3 percent.