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Tax year 2026 · Official sources

Thunder Bay property tax

Ontario · Residential rates 2022–2026 · Verified against official sources October 28, 2026

Answer

The 2026 residential property tax rate in Thunder Bay is 1.923136%, up 3.6% from 2025. On a home assessed at $500,000 that is about $9,616 a year.

Total residential rate, 2026
1.9231%
1.923136%
Change from 2025
+3.6%
Change in the total rate
Rank in Ontario
7 of 60
Highest total rate = 1, among cities we cover
Tax on $500,000
$9,616
Example value, before credits

Thunder Bay property tax calculator

Estimate, 2026 residential rates

Estimated 2026 property tax in Thunder Bay: $9,616 a year ($801 a month).

Component% of valueAmount
City of Thunder Bay – General1.561955%$7,810
City of Thunder Bay – Garbage0.063247%$316
City of Thunder Bay – Public Transportation (PubTrans)0.107960%$540
City of Thunder Bay – Sewage & Drainage (SewDrain)0.010409%$52
City of Thunder Bay – Street Lighting0.026565%$133
Education (Province of Ontario)0.153000%$765
Total1.923136%$9,616

Estimate only: assessed value × the published residential rates. It leaves out grants, credits, rebates, phase-ins, fixed charges, local improvement levies and utility fees; your tax bill is authoritative.

Where your Thunder Bay property tax goes

2026 residential rate by component

ComponentTypeRate (%)% of valueShare of totalOn $500,000Source
City of Thunder Bay – GeneralMunicipal1.5619551.5620%81.2%$7,8101
City of Thunder Bay – GarbageOther levies0.0632470.0632%3.3%$3161
City of Thunder Bay – Public Transportation (PubTrans)Transit0.107960.1080%5.6%$5401
City of Thunder Bay – Sewage & Drainage (SewDrain)Other levies0.0104090.0104%0.5%$521
City of Thunder Bay – Street LightingOther levies0.0265650.0266%1.4%$1331
Education (Province of Ontario)Education0.1530.1530%8.0%$7651, 4
Total (as published)1.9231361.9231%100%$9,616

The City publishes rates as decimal fractions (residential 'Full Service Rate 2026' = 0.01923136); shown here ×100 as percent. The total is the City's 'Full Service Rate' for the Residential/Farm occupied class (General + Garbage + Public Transportation + Sewage & Drainage + Street Lighting + Education). Thunder Bay is a single-tier city. In the source file, the 2026 block's total row is labelled 'Full Service Rate 2025' (apparent label error); its values are the 2026 rates. The City's 2026 final-bill guide shows the residential total per $100,000 of assessment rising from $1,856 (2025) to $1,923 (2026), education $153.

Rates as published for the residential class. Bills can also include fixed charges, local improvement levies and utility fees that are not based on assessed value.

Thunder Bay property tax rate history

2022–2026

1.923% 1.634%
  1. 2022
  2. 2023
  3. 2024
  4. 2025
  5. 2026
Total residential rate, % of assessed value
YearTotal rate% of valueChange
20221.634104%1.6341%—
20231.708921%1.7089%+4.6%
20241.793305%1.7933%+4.9%
20251.856303%1.8563%+3.5%
20261.923136%1.9231%+3.6%
Components by year (%)
Component20222023202420252026
City of Thunder Bay – General1.3223171.3525471.4485691.4715731.561955
City of Thunder Bay – Garbage0.0557250.0724760.0553210.073240.063247
City of Thunder Bay – Public Transportation (PubTrans)0.079480.0961380.1009180.1136080.10796
City of Thunder Bay – Sewage & Drainage (SewDrain)0.0091550.0124440.0104470.0121060.010409
City of Thunder Bay – Street Lighting0.0144270.0223160.025050.0327760.026565
Education (Province of Ontario)0.1530.1530.1530.1530.153

Thunder Bay compared with other Ontario cities

Compare two cities

Thunder Bay's total residential rate of 1.9231% is above the 1.4606% average of the 60 Ontario municipalities we cover. A lower rate does not always mean a lower bill: tax = assessed value × rate, so cities with high home values often have lower rates.

MunicipalityLatest yearTotal rate (% of value)Tax on $500,000
Thunder Bay20261.9231%$9,616
Brantford20261.5951%$7,976
Chatham-Kent20262.3227%$11,614
Clarington20261.4192%$7,096
Pickering20261.3373%$6,686
Waterloo20261.4323%$7,161
Niagara Falls20261.7489%$8,744

Rates are the residential rates in each city's latest confirmed year. All Ontario municipalities · National rankings

When Thunder Bay property tax is due and how to look up your bill

2026 due dates

  • March 4, 2026
  • May 6, 2026

Two bills a year. 2026 interim bill: first installment March 4, second installment May 6, 2026. 2026 final bill: installment due dates NOT VERIFIED (printed on the bill; not extractable from the City's 2026 final-bill guide). Supplementary/omitted bills are issued separately and may be due in one installment.

Late payment: Penalty of 1.25% on the amount in default on the first day after an installment due date, plus interest of 1.25% on the 1st of every month on amounts due and unpaid. NSF fee $45.

Look up or pay your bill

Sign up for tax e-billing (interim and final bills by email) on MyServiceTbay with your 17-digit roll number and the access code on your bill. Account balances by phone: (807) 625-2255.

Thunder Bay official property tax page

Online or telephone banking (payee 'Thunder Bay – property taxes', 17-digit roll number as account number); pre-authorized withdrawal plans (equal monthly payments or installment payment on the due date); credit card, Interac e-Transfer, PayPal or Canada Post via third-party PaySimply (fee); in person at most Canadian financial institutions; cheque in the drop-off box at 34 Cumberland St N or by mail to PO Box 800, Thunder Bay ON P7C 5K4. Credit cards are not accepted in person.

From Thunder Bay's official property tax pages (sources 2, 3, 4). Check your bill for the exact amounts and dates.

Your assessment in Thunder Bay

How assessment works in Ontario

Assessed by: MPAC (Municipal Property Assessment Corporation). Valuation date used for 2026 taxes: January 1, 2016.

Residential owners must first file a free Request for Reconsideration (RfR) with MPAC; for the 2026 property tax year the RfR deadline is March 31, 2026 (or the date printed on a Property Assessment Notice; 120 days from the issuance date for supplementary/omitted assessment notices per the City). After MPAC's decision, an appeal can go to the Assessment Review Board.

Official assessment information

Rebates, credits and programs in Thunder Bay

All Ontario programs

These programs are run by the city or the province. Eligibility is decided by the organization that runs each one; follow the links for the official rules.

Thunder Bay property tax FAQ

What is the property tax rate in Thunder Bay?

The total residential property tax rate in Thunder Bay for 2026 is 1.923136%, which is 1.9231% of assessed value. It is made up of City of Thunder Bay – General (1.561955%), City of Thunder Bay – Garbage (0.063247%), City of Thunder Bay – Public Transportation (PubTrans) (0.10796%), City of Thunder Bay – Sewage & Drainage (SewDrain) (0.010409%), City of Thunder Bay – Street Lighting (0.026565%), Education (Province of Ontario) (0.153%).

How much property tax would I pay on a $500,000 home in Thunder Bay?

At the 2026 residential rate, a property assessed at $500,000 would pay about $9,616 a year before any grants, credits, fixed charges or local improvement levies. Your actual bill uses your own assessed value.

When are Thunder Bay property taxes due in 2026?

The 2026 interim bill is due in two installments: March 4 and May 6, 2026. The final bill has its own installment dates printed on the bill.

What is Thunder Bay's 2026 residential tax rate?

The residential 'Full Service Rate' is 0.01923136 (1.923136% of assessed value), including the 0.00153 education rate — about $1,923 per $100,000 of assessment.

What is the late payment penalty in Thunder Bay?

1.25% on the amount in default the day after the due date, plus 1.25% interest on the 1st of every month on unpaid amounts.

What assessment is used for 2026 Thunder Bay taxes?

MPAC's assessed value as of January 1, 2016, since Ontario's reassessment remains postponed. The Request for Reconsideration deadline for the 2026 tax year is March 31, 2026.

Does Thunder Bay offer property tax help for low-income seniors?

Yes. Qualifying low-income seniors and persons with disabilities can receive a $400 tax credit and a $200 water credit; apply by July 31, 2026.

Sources

Verified by a second check against these sources on October 28, 2026

  1. The Corporation of the City of Thunder Bay – Tax Rates 2000 - 2024 (file covers 2000-2026; residential/farm occupied column), City of Thunder BayTax year 2026 · checked October 28, 2026 · copy archived
  2. Property Taxes, City of Thunder BayTax year 2026 · checked October 28, 2026 · copy archived
  3. Guide to your Interim 2026 Property Tax Bill, City of Thunder BayTax year 2026 · checked October 28, 2026 · copy archived
  4. 2026 Property Tax Information – Final Bill, City of Thunder BayTax year 2026 · checked October 28, 2026 · copy archived
  5. Discount and Rebates (with 2026 Low-Income Seniors/Persons with Disabilities and Low-Income Persons credit forms), City of Thunder BayTax year 2026 · checked October 28, 2026 · copy archived
  6. Notices and Notifications, Municipal Property Assessment Corporation (MPAC)Tax year 2026 · checked October 28, 2026 · copy archived

Every figure on this page comes from the official sources above and was checked twice. Not affiliated with any government, municipality or assessment authority. Spotted an error? Report it.