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Mary Lou Lefler

Trillium Lakelands District School Board/District Principal – Elementary

2025 Salary

$172,842

Total compensation $172,962, including $120 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

#19

Trillium Lakelands District School Board

Years on List

12

2009–2025

Peak Salary

$172,842

2025

Full 2025 roster at Trillium Lakelands District School Board →·See where $172,842 ranks →

Total Compensation History

Total compensation by yearLine chart of 12 yearly values of total compensation, from $104,280 in 2009 to $172,962 in 2025. No data for 2011. No data from 2020 to 2021. No data from 2023 to 2024.$100K$120K$140K$160K$180K200920122015201620192025
Total compensation, 2009–2025. Axis starts at $100,000, the Sunshine List disclosure threshold.

Full History
2009–2025

$104,091 in 2009 is worth about $149,404 in 2025 dollars.

Full salary history, by year
YearPositionSalary
2025District Principal – ElementaryTrillium Lakelands District School Board$172,842Benefits $120Total $172,962
2022District Principal - ElementaryTrillium Lakelands District School Board$139,294Benefits $120Total $139,414
2019Principal - ElementaryTrillium Lakelands District School Board$122,667Benefits $90Total $122,757
2018Principal, ElementaryTrillium Lakelands District School Board$121,476Benefits $55Total $121,531
2017Principal, ElementaryTrillium Lakelands District School Board$119,164Benefits $220Total $119,384
2016Principal, ElementaryTrillium Lakelands District School Board$118,332Benefits $220Total $118,553
2015Principal, ElementaryTrillium Lakelands District School Board$116,456Benefits $220Total $116,676
2014Principal, ElementaryTrillium Lakelands District School Board$115,856Benefits $200Total $116,055
2013Principal, ElementaryTrillium Lakelands District School Board$116,456Benefits $179Total $116,635
2012Principal, ElementaryTrillium Lakelands District School Board$116,456Benefits $147Total $116,603
2010Principal, ElementaryTrillium Lakelands District School Board$108,511Benefits $176Total $108,687
2009Elementary PrincipalTrillium Lakelands District School Board$104,091Benefits $189Total $104,280

Take-Home Pay
(After Tax) · 2025 estimate

Mary Lou Lefler was paid $172,842 in 2025; after income tax, CPP and EI that is roughly $116,456, an effective income-tax rate of about 29.4%. It is up about 24% on the $139,294 paid in 2022. Records under this name have appeared on the Sunshine List 12 years in all, first in 2009. After pension contributions (probably OTPP for teachers or OMERS in this sector), take-home is usually a further 7–10% lower.

Estimated net pay
~$116,456
Effective income-tax rate (excl. CPP/EI)
~29.4%
CPP + EI contributions
~$5,507
All-in deduction rate (incl. CPP/EI)
~32.6%

Where does $172,842 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.

Also at Trillium Lakelands District School Board
2025