Margaret (M) Cowperthwaite
Headwater Health Care Centre/Registered Nurse
2025 Salary
$105,416Total compensation $105,898, including $482 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
#160Headwater Health Care Centre
Years on List
12025–2025
Peak Salary
$105,4162025
Full 2025 roster at Headwater Health Care Centre →·See where $105,416 ranks →
Full History
2025–2025
| Year | Position | Salary |
|---|---|---|
| 2025 | Registered NurseHeadwater Health Care Centre | $105,416Benefits $482Total $105,898 |
Take-Home Pay
(After Tax) · 2025 estimate
In 2025, Margaret (M) Cowperthwaite's $105,416 salary works out to roughly $77,734 after income tax, CPP and EI — an all-in deduction rate of about 26.3%. For comparison, the median Registered Nurse on the 2025 list was paid $118,460; this salary is about 11% less. This is Margaret (M) Cowperthwaite's first appearance on the Sunshine List. After pension contributions (probably HOOPP in this sector), take-home is usually a further 7–10% lower.
- Estimated net pay
- ~$77,734
- Effective income-tax rate (excl. CPP/EI)
- ~21.0%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~26.3%
- vs. 2025 Registered Nurse median
- −11%
Where does $105,416 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.