Baltimore County Public Schools
Mathematics High School
William Johnstone in 2021 was employed at Baltimore County Public Schools and had an annual salary of $105,134, according to public records. This salary was 55 percent higher than the average and 67 percent higher than the median salary in Baltimore County Public Schools.
Baltimore County Public Schools records show William Johnstone held job of Mathematics High School from 2018 to 2024.
In year 2021 William Johnstone's salary was 16 percent higher than average Mathematics - High School salary in the state of Maryland.
According to the public records employee's salary increased by $7,585 from 2020 to 2021, which is a 7.8 percent rise. Since 2018, the salary has increased by $10,918, a total rise of 11.6 percent.
| Year | 2021 |
| Full Name | William Johnstone |
| Job Title | Mathematics High School |
| Get Mathematics - High School Salary Statistics | |
| State | Maryland |
| Employer | Baltimore County Public Schools |
| Annual Wage | $105,134 |
| Pay Plan |
*Information may include where available: salary, bonuses, benefits, retirement contributions, pensions, and other financial data.
| Employer Name | Baltimore County Public Schools |
| Year | 2021 |
| Number of Employees | 15,194 |
| Average Annual Wage | $67,750 |
| Median Annual Wage | $63,079 |
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