Diana Columbus
Simcoe Muskoka Catholic District School Board/Secondary School Teacher – Curriculum Consultant
2025 Salary
$126,377Total compensation $126,377, including $0 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
#184Simcoe Muskoka Catholic District School Board
Years on List
102016–2025
Peak Salary
$135,0052024
Full 2025 roster at Simcoe Muskoka Catholic District School Board →·See where $126,377 ranks →
Total Compensation History
Full History
2016–2025
$101,170 in 2016 is worth about $129,377 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | Secondary School Teacher – Curriculum ConsultantSimcoe Muskoka Catholic District School Board | $126,377Benefits $0Total $126,377 |
| 2024 | Secondary Teacher - Academic ServicesSimcoe Muskoka Catholic District School Board | $135,005Benefits $0Total $135,005 |
| 2023 | Secondary School TeacherSimcoe Muskoka Catholic District School Board | $103,778Benefits $93Total $103,871 |
| 2022 | Secondary School TeacherSimcoe Muskoka Catholic District School Board | $106,095Benefits $87Total $106,182 |
| 2021 | Chairperson - MathematicsSimcoe Muskoka Catholic District School Board | $103,787Benefits $0Total $103,787 |
| 2020 | Chairperson – MathematicsSimcoe Muskoka Catholic District School Board | $102,158Benefits $0Total $102,158 |
| 2019 | Chairperson - MathematicsSimcoe Muskoka Catholic District School Board | $102,066Benefits $155Total $102,221 |
| 2018 | Chairperson - MathematicsSimcoe Muskoka Catholic District School Board | $100,354Benefits $0Total $100,354 |
| 2017 | Chairperson - MathematicsSimcoe Muskoka Catholic District School Board | $100,741Benefits $172Total $100,913 |
| 2016 | Chairperson - MathematicsSimcoe Muskoka Catholic District School Board | $101,170Benefits $114Total $101,284 |
Take-Home Pay
(After Tax) · 2025 estimate
In 2025, Diana Columbus's $126,377 salary works out to roughly $90,500 after income tax, CPP and EI — an all-in deduction rate of about 28.4%. That is about 6% less than the $135,005 paid in 2024. Diana Columbus has appeared on the list 10 times since 2016. 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
- ~$90,500
- Effective income-tax rate (excl. CPP/EI)
- ~24.0%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~28.4%
Where does $126,377 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.