HISA Calculator Canada

High-Interest Savings Accounts in Canada: Where to Park Cash in 2026

A High-Interest Savings Account (HISA) earns interest on idle cash while keeping funds fully liquid. Unlike a chequing account that pays 0–0.05%, Canadian HISAs in 2026 typically pay between 1.5% and 4.5% depending on the provider and any active promotional rates. All major HISAs are eligible for Canada Deposit Insurance Corporation (CDIC) coverage up to $100,000 per depositor per eligible deposit category, meaning your savings, joint, RRSP, TFSA, and RESP balances are each insured separately.

The disruptive players in this space are online-only banks (EQ Bank, Motive Financial, Oaken Financial) and fintech platforms (Wealthsimple Cash, KOHO). These institutions pass on overhead savings to depositors in the form of higher rates and lower fees. The Big 5 (RBC, TD, BMO, Scotia, CIBC) pay extremely low standard rates on their core savings products but often offer aggressive promo rates (e.g., 5.50% for the first 5 months on new deposits) to acquire customers. Strategic savers move funds between promotional offers, an approach sometimes called “rate chasing.”

Canadian HISA Landscape, June 2026

To maximize after-tax returns, hold HISA cash inside a Tax-Free Savings Account whenever possible. Interest is fully taxable at your marginal rate in a non-registered account — at the top Ontario bracket (53.53%), a 4% HISA yields just 1.86% after tax. The same 4% inside a TFSA keeps the full yield. For emergency funds, balance accessibility against return: most Canadians keep 3–6 months of essential expenses in HISAs, then move surplus to GICs or invest in diversified ETFs once the buffer is established. Avoid keeping more than $100,000 at any single CDIC-member institution unless you have multiple eligible deposit categories that each qualify for separate insurance.