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Jeffrey Costain

Attorney General/Assistant Crown Attorney

2025 Salary

$327,166

Total compensation $327,492, including $327 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

#249

Attorney General

Years on List

16

2010–2025

Peak Salary

$327,166

2025

Full 2025 roster at Attorney General →·See where $327,166 ranks →

Total Compensation History

Total compensation by yearLine chart of 16 yearly values of total compensation, from $102,580 in 2010 to $327,492 in 2025.$100K$150K$200K$250K$300K$350K201020132016201920222025
Total compensation, 2010–2025. Axis starts at $100,000, the Sunshine List disclosure threshold.

Full History
2010–2025

$102,413 in 2010 is worth about $144,345 in 2025 dollars.

Full salary history, by year
YearPositionSalary
2025Assistant Crown AttorneyAttorney General$327,166Benefits $327Total $327,492
2024Assistant Crown AttorneyAttorney General$230,011Benefits $300Total $230,310
2023Assistant Crown Attorney / Procureur adjoint de la CouronneAttorney General / Procureur Général$236,456Benefits $292Total $236,748
2022Assistant Crown AttorneyAttorney General$233,643Benefits $286Total $233,929
2021Assistant Crown AttorneyAttorney General$223,558Benefits $281Total $223,839
2020Assistant Crown AttorneyAttorney General$207,890Benefits $264Total $208,154
2019Assistant Crown AttorneyAttorney General$143,811Benefits $247Total $144,058
2018CounselAttorney General$174,046Benefits $259Total $174,305
2017Assistant Crown Attorney / Procureur adjoint de la CouronneAttorney General / Procureur général$164,895Benefits $249Total $165,144
2016Assistant Crown AttorneyAttorney General$152,947Benefits $245Total $153,192
2015Assistant Crown Attorney / Procureur adjoint de la CouronneAttorney General$146,623Benefits $245Total $146,868
2014Assistant Crown Attorney / Procureur adjoint de la CouronneAttorney General$135,129Benefits $230Total $135,359
2013Assistant Crown AttorneyAttorney General$124,966Benefits $197Total $125,163
2012Assistant Crown AttorneyAttorney General$121,453Benefits $172Total $121,625
2011Assistant Crown Attorney / Procureur adjoint de la CouronneAttorney General / Procureur général$115,690Benefits $171Total $115,862
2010Assistant Crown AttorneyAttorney General$102,413Benefits $167Total $102,580

Take-Home Pay
(After Tax) · 2025 estimate

Jeffrey Costain was paid $327,166 in 2025; after income tax, CPP and EI that is roughly $191,992, an effective income-tax rate of about 39.6%. Compared with 2024, when the figure was $230,011, that is a rise of about 42%. Records under this name have appeared on the Sunshine List 16 years in all, first in 2010. Pension contributions — likely PSPP or OPTrust in the Government of Ontario – Ministries sector — would typically trim another 7–10% off that figure.

Estimated net pay
~$191,992
Effective income-tax rate (excl. CPP/EI)
~39.6%
CPP + EI contributions
~$5,507
All-in deduction rate (incl. CPP/EI)
~41.3%
vs. 2025 Assistant Crown Attorney median
+52%

Where does $327,166 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 Attorney General
2025

View all 3,127 employees at Attorney General (2025) →