Insurance Premium
Prime d'assurance in French
Quick definition
An insurance premium is the price you pay to transfer a risk to an insurer. It reflects the expected claims of a large pool of policyholders, plus the insurer's expenses and profit margin, adjusted for your personal risk factors.
The price of transferred risk
Every insurance policy is the same trade: you pay a known, small amount so an insurer absorbs an unknown, potentially large one. The premium is the price of that trade. Insurers can quote it with confidence because of the law of large numbers: across thousands of similar policyholders, total claims become predictable even though any single claim is not.
The price has three layers: the expected claims of the pool, the insurer's operating expenses, and a profit margin. Underwriting then decides where you sit within the pool, so higher-risk policyholders carry more of the shared bill.
What moves your premium
The risk factors depend on the product:
- Life insurance: age, health, smoking status, family medical history and hazardous hobbies. A term life insurance premium is essentially a price on your mortality risk over the term.
- Auto insurance: driving record, claims history, the vehicle itself, how much you drive and your postal code.
- Home insurance: claims history, the home's age and construction, its location and distance from fire protection, plus the coverage and deductible you choose. See home insurance for the coverage side.
The levers you control
The biggest lever is the deductible, the slice of each claim you pay yourself. Raising it lowers your premium because you are self-insuring the small stuff, which is exactly the job of an emergency fund. The insurer keeps the job it is actually good at: absorbing catastrophic losses.
Two smaller levers: payment frequency and bundling. Paying annually usually beats paying monthly, because monthly plans typically carry a small financing charge folded into the instalments. And insuring your home and car with the same company usually earns a multi-policy discount.
Premium creep and renewal shopping
Premiums tend to drift upward at renewal even without a claim, as insurers reprice for inflation, repair costs and their overall claims experience. Loyalty is rarely rewarded with the best rate, so comparing quotes every few years, or after any major change, is routine maintenance rather than disloyalty. Compare the coverage as carefully as the price, though: a cheaper premium attached to a thinner policy is not a saving.
In Canada
Insurance is provincially regulated in Canada, and the rules shape premiums directly. Auto insurance is delivered by public insurers in some provinces and by private ones in others, which is why similar drivers can pay very different amounts across a provincial border. Provinces also differ on which rating factors insurers may use, credit information being a notable example, and several apply a tax on insurance premiums that is built into the price you see.
Worked example
Nadia pays $1,800 a year for home insurance with a $500 deductible. Her insurer quotes $1,550 for the same policy with a $2,500 deductible, an illustrative saving of $250 a year. Because her emergency fund could absorb a $2,500 loss without hardship, she takes the higher deductible. She also switches from monthly to annual payment, avoiding the financing charge, and moves her auto policy to the same insurer for a bundling discount. Nothing about her risk changed; her premium did.
Related terms
Reviewed by Alexandre Bernier, CFP®, CIM®, PFP®·Updated August 2026