Katie Williamson
Algonquin and Lakeshore Catholic District School Board/School Principal
2025 Salary
$169,567Total compensation $169,669, 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
#24Algonquin and Lakeshore Catholic District School Board
Years on List
72018–2025
Peak Salary
$169,5672025
Full 2025 roster at Algonquin and Lakeshore Catholic District School Board →·See where $169,567 ranks →
Total Compensation History
Full History
2018–2025
$101,519 in 2018 is worth about $124,958 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | School PrincipalAlgonquin And Lakeshore Catholic District School Board | $169,567Benefits $102Total $169,669 |
| 2024 | School PrincipalAlgonquin And Lakeshore Catholic District School Board | $154,596Benefits $0Total $154,596 |
| 2023 | School PrincipalAlgonquin And Lakeshore Catholic District School Board | $122,428Benefits $0Total $122,428 |
| 2022 | School PrincipalAlgonquin And Lakeshore Catholic District School Board | $122,019Benefits $0Total $122,019 |
| 2021 | PrincipalAlgonquin And Lakeshore Catholic District School Board | $110,489Benefits $0Total $110,489 |
| 2020 | School Vice PrincipalAlgonquin And Lakeshore Catholic District School Board | $110,903Benefits $0Total $110,903 |
| 2018 | TeacherAlgonquin and Lakeshore Catholic District School Board | $101,519Benefits $0Total $101,519 |
Take-Home Pay
(After Tax) · 2025 estimate
Of the $169,567 Katie Williamson earned in 2025, roughly $114,654 would remain after income tax, CPP and EI, an all-in deduction rate of about 32.4%. Among those listed as Principal (level not specified) in 2025, the median was $165,678; this salary sits about 2% above it. Katie Williamson has appeared on the list 7 times since 2018. 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
- ~$114,654
- Effective income-tax rate (excl. CPP/EI)
- ~29.1%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~32.4%
- vs. 2025 Principal (level not specified) median
- +2%
Where does $169,567 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.