Shelley Mattam
Toronto Catholic District School Board/Social Worker – Secondary
2025 Salary
$115,485Total compensation $115,485, 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
#4,893Toronto Catholic District School Board
Years on List
52020–2025
Peak Salary
$128,1102024
Full 2025 roster at Toronto Catholic District School Board →·See where $115,485 ranks →
Total Compensation History
Full History
2020–2025
$100,966 in 2020 is worth about $121,012 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | Social Worker – SecondaryToronto Catholic District School Board | $115,485Benefits $0Total $115,485 |
| 2024 | Social Worker - SecondaryToronto Catholic District School Board | $128,110Benefits $0Total $128,110 |
| 2023 | Social Worker - SecondaryToronto Catholic District School Board | $100,174Benefits $0Total $100,174 |
| 2022 | Social Worker - SecondaryToronto Catholic District School Board | $100,172Benefits $0Total $100,172 |
| 2020 | Social Worker – SecondaryToronto Catholic District School Board | $100,966Benefits $0Total $100,966 |
Take-Home Pay
(After Tax) · 2025 estimate
Shelley Mattam was paid $115,485 in 2025; after income tax, CPP and EI that is roughly $84,318, an effective income-tax rate of about 22.2%. Within Toronto Catholic District School Board, Shelley Mattam's total compensation of $115,485 was the #4,893 of 5,592, against a median salary of $131,223. Shelley Mattam has appeared on the list 5 times since 2020. After pension contributions (probably OTPP for teachers or OMERS in this sector), take-home is usually a further 7–10% lower.
- Estimated net pay
- ~$84,318
- Effective income-tax rate (excl. CPP/EI)
- ~22.2%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~27.0%
Where does $115,485 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.