Katherine Sertic
Thunder Bay Catholic District School Board/Teacher
2025 Salary
$118,026Total compensation $118,128, including $102 in taxable benefits.
Source: Ontario’s Public Sector Salary Disclosure — names paid $100,000 or more that year. How we build this · Report an error on this page
At a Glance
2025
Employer Rank
#175Thunder Bay Catholic District School Board
Years on List
62020–2025
Peak Salary
$132,9882024
Full 2025 roster at Thunder Bay Catholic District School Board →·See where $118,026 ranks →
Total Compensation History
Full History
2020–2025
$103,785 in 2020 is worth about $124,391 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | TeacherThunder Bay Catholic District School Board | $118,026Benefits $102Total $118,128 |
| 2024 | TeacherThunder Bay Catholic District School Board | $132,988Benefits $98Total $133,086 |
| 2023 | TeacherThunder Bay Catholic District School Board | $102,714Benefits $100Total $102,815 |
| 2022 | TeacherThunder Bay Catholic District School Board | $103,709Benefits $90Total $103,800 |
| 2021 | TeacherThunder Bay Catholic District School Board | $102,297Benefits $87Total $102,383 |
| 2020 | TeacherThunder Bay Catholic District School Board | $103,785Benefits $0Total $103,785 |
Take-Home Pay
(After Tax) · 2025 estimate
Take-home on Katherine Sertic's 2025 salary of $118,026 comes to roughly $85,774 once federal and Ontario income tax (about 22.7% effective) is deducted. The 2025 median for Teacher on the list was $118,059, almost exactly this figure. Compared with 2024, when the figure was $132,988, that is a drop of about 11%. Pension contributions — likely OTPP for teachers or OMERS in the School Boards sector — would typically trim another 7–10% off that figure.
- Estimated net pay
- ~$85,774
- Effective income-tax rate (excl. CPP/EI)
- ~22.7%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~27.3%
- vs. 2025 Teacher median
- about even
Where does $118,026 rank on the Sunshine List? →
Estimate only: 2025 federal and Ontario rates, basic personal amounts, Canada employment amount and CPP/EI credits; single, employment income only, salary treated as full-year income. Ignores pension contributions (OMERS, HOOPP, OTPP, OPTrust and similar plans lower actual take-home), union dues, RRSPs and benefits.