Canada's national inflation rate has hovered around 3% for six months, but that average conceals wide gaps between provinces. In September, eight of ten provinces posted inflation above 3%, ranging from 2.5% in Ontario to 5.7% in Prince Edward Island, according to RBC Economics.

Why is regional inflation diverging?

Energy prices explain much of the split. Atlantic Canada relies more heavily on fuel oil, and energy makes up a larger share of household spending there, so price spikes hit harder. Gasoline and heating oil costs have also climbed faster in the region than elsewhere.

Read also Bank of Canada raises interest rate to 2.5% amid oil price concerns

Housing adds to the gap. Rent growth averaged about 2% in Ontario over the past three months but topped 6% in every Atlantic province. Alberta faces its own pressure: vehicle insurance premiums are up roughly 23% year-over-year, adding nearly as much to inflation as gasoline did.

How are households affected?

The strain shows up in daily budgets. A Windsor-Essex County Health Unit report found that feeding a family of four healthily now runs $293.98 a week, or $1,277.34 a month, an 8.15% jump from 2025. Nearly a quarter of households in the region experienced food insecurity in 2025.

Borrowers face added pressure. The Bank of Canada raised its key policy rate by a quarter point to 2.5% in late October, its first increase since July 2023. For variable-rate mortgage holders, that works out to about $14 more a month per $100,000 borrowed, according to an Edmonton mortgage broker. Delinquency rates are rising in British Columbia and Ontario, though they remain low nationally.

What happens next?

The Bank of Canada has left the door open to further hikes, saying it will decide one meeting at a time. It expects inflation to reach 3.5% by the end of this year and stay above 3% for much of 2027. Council members cited uncertainty over the Middle East war, Canada-U.S. trade relations and how quickly energy costs spread to other goods.

FAQ

What is driving national inflation?

Energy costs are the main force. Energy inflation hit 19% in September, led by gasoline and heating oil, while inflation excluding gasoline was 2.2%.

Could interest rates rise again?

The Bank of Canada has said further increases may be needed to keep energy costs from spreading into broader, persistent inflation.