Aleksandra Koscinski
Toronto Catholic District School Board/Teacher – Secondary
2025 Salary
$146,263Total compensation $146,360, including $97 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
#465Toronto Catholic District School Board
Years on List
72017–2025
Peak Salary
$146,2632025
Full 2025 roster at Toronto Catholic District School Board →·See where $146,263 ranks →
Total Compensation History
Full History
2017–2025
$100,854 in 2017 is worth about $126,996 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | Teacher – SecondaryToronto Catholic District School Board | $146,263Benefits $97Total $146,360 |
| 2024 | Teacher - SecondaryToronto Catholic District School Board | $134,573Benefits $88Total $134,660 |
| 2023 | Teacher - SecondaryToronto Catholic District School Board | $113,341Benefits $100Total $113,441 |
| 2022 | Teacher - SecondaryToronto Catholic District School Board | $107,162Benefits $83Total $107,245 |
| 2019 | Teacher - SecondaryToronto Catholic District School Board | $105,955Benefits $76Total $106,031 |
| 2018 | Teacher - SecondaryToronto Catholic District School Board | $100,582Benefits $74Total $100,656 |
| 2017 | Teacher - SecondaryToronto Catholic District School Board | $100,854Benefits $73Total $100,927 |
Take-Home Pay
(After Tax) · 2025 estimate
Aleksandra Koscinski was paid $146,263 in 2025; after income tax, CPP and EI that is roughly $101,755, an effective income-tax rate of about 26.7%. That is about 9% more than the $134,573 paid in 2024. Among those listed as Secondary Teacher in 2025, the median was $118,069; this salary sits about 24% above it. Most School Boards employees belong to OTPP for teachers or OMERS, so actual take-home is likely another 7–10% lower after pension contributions.
- Estimated net pay
- ~$101,755
- Effective income-tax rate (excl. CPP/EI)
- ~26.7%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~30.4%
- vs. 2025 Secondary Teacher median
- +24%
Where does $146,263 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.