Hillegonda Koster
University of St. Michael's College/Associate Professor
2025 Salary
$165,223Total compensation $165,516, including $294 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
#17University of St. Michael's College
Years on List
32023–2025
Peak Salary
$165,2232025
Full 2025 roster at University of St. Michael's College →·See where $165,223 ranks →
Total Compensation History
Full History
2023–2025
$139,442 in 2023 is worth about $145,744 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | Associate ProfessorUniversity Of St. Michael's College | $165,223Benefits $294Total $165,516 |
| 2024 | Associate ProfessorUniversity Of St. Michael’s College | $139,684Benefits $304Total $139,988 |
| 2023 | Associate ProfessorUniversity Of St. Michael's College | $139,442Benefits $304Total $139,746 |
Take-Home Pay
(After Tax) · 2025 estimate
Hillegonda Koster was paid $165,223 in 2025; after income tax, CPP and EI that is roughly $112,263, an effective income-tax rate of about 28.7%. It is up about 18% on the $139,684 paid in 2024. Hillegonda Koster has appeared on the list 3 times since 2023. Members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less after pension contributions, which this estimate leaves out.
- Estimated net pay
- ~$112,263
- Effective income-tax rate (excl. CPP/EI)
- ~28.7%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~32.1%
- vs. 2025 Associate Professor median
- −5%
Where does $165,223 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.