Best GIC rates in Alberta

National issuers available in Alberta, plus the provincially regulated credit unions and the deposit guarantee that covers them.

Best 5-year rate in Alberta4.30%WealthONE Bank of CanadaCDIC to $100,000 · $1,000 min
The trade-off on $200,000
WealthONE Bank of Canada at 4.30%$46,860
ATB Financial at 3.35%$35,821
What the wider guarantee costs$11,039

$200,000 is above CDIC's $100,000 limit, so at WealthONE Bank of Canada it would have to be split across 2 institutions to stay protected. At ATB Financial it is covered outright, and $11,039 over 5 years is what that costs.

ATB Financial

Regulated in Alberta. Deposits with ATB Financial carry a provincial guarantee with no dollar limit.

ATB FinancialGovernment of Alberta · $1,000 min3.35%
5-year posted rates · verified Sep 6, 2026

Alberta credit unions

Regulated in Alberta. All deposits at an Alberta credit union are guaranteed without limit.

Servus Credit UnionCUDGC · $1,000 min3.10%
5-year posted rates · verified Sep 6, 2026

National banks and trust companies

Available in Alberta and everywhere else. CDIC-insured to $100,000.

WealthONE Bank of CanadaCDIC · $1,000 min4.30%
Oaken FinancialCDIC · $1,000 min4.25%
MCAN WealthCDIC · $100 min4.05%
EQ BankCDIC4.00%
TangerineCDIC4.00%
Coast Capital SavingsCDIC · $500 min3.80%
Tru Cooperative BankCDIC · $500 min3.71%
Simplii FinancialCDIC · $100 min3.65%
National Bank of CanadaCDIC · $500 min3.35%
TD BankCDIC3.10%
BMOCDIC · $1,000 min3.10%
ScotiabankCDIC2.75%
CIBCCDIC · $1,000 min2.75%
5-year posted rates · verified Sep 6, 2026

How your deposit is protected in Alberta

Alberta carries more than one provincial guarantee alongside CDIC's, and each one covers a different set of issuers. On a large deposit the difference is worth more than a few basis points.

Government of Alberta: ATB FinancialNo limit
ATB Financial is a provincial Crown corporation, and the repayment of its deposits, including accrued interest, is guaranteed by the Crown in right of Alberta without limit. Registered plans sit under the same guarantee rather than in a separate category.
CUDGC: Alberta credit unionsNo limit
Every deposit at an Alberta credit union is guaranteed in full, registered or not, including interest accrued to the payout date, with no dollar limit. Common shares, investment shares and mutual funds sit outside the guarantee.
CDIC: banks and trust companies$100,000
Covered to $100,000 per insured category, per member institution. Registered plans are their own categories, so an RRSP and a TFSA at the same bank each carry their own limit — but a large non-registered deposit has to be split across institutions to stay fully protected.

Coverage rules are set by each regulator and change from time to time. They are not part of our monthly rate check, so confirm the current limits with Government of Alberta, CUDGC and CDIC before relying on them.

When ATB Financial is the better answer

Your deposit is above $100,000This is the strongest case. The Government of Alberta covers a deposit of any size at ATB Financial, where the same money at a bank has to be spread across 2 institutions to stay fully protected — 2 applications, 2 maturity dates, 2 sets of paperwork.
The GIC sits in a registered accountThe Government of Alberta covers registered deposits — RRSP, TFSA, RRIF — with no dollar limit at all. For a large RRSP or RRIF holding that is protection no CDIC member can match, whatever rate it posts.
And the case againstWealthONE Bank of Canada pays 4.30% against ATB Financial's 3.35%. If your deposit is comfortably under $100,000, both are covered in full and the wider guarantee buys you nothing — take the higher rate.
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