5 life milestones that can raise or wreck your credit score in Canada

With the exception of losing your first tooth, most of life’s major milestones aren’t cheap. So, getting the best rates on borrowed money is key. Whether it’s buying a car, going to school or getting married, a healthy credit score will lower your borrowing costs — and stress.

But some of these big moments can also raise or lower your credit score putting you in a better or worse position for the next milestone down the road.

Since life is more than a checklist the key is to learn how to prepare for each milestone event. To help, here are five situation that can raise or wreck your credit score.

1. First credit card: What utilization ratio should Canadians aim for?

Getting your first credit card is a lot of responsibility, whether it happens in your teens or later in life.

While you might not be too focused on building your credit score when you’re young, starting early will definitely help you as you hit each milestone on your life list.

For those looking to build a credit score, keep in mind that payment history is usually the single biggest factor, followed by a lower credit utilization ratio (try to keep your utilization under 30% or ideally under 10%). To help, consider setting up automated payments for at least the minimum payment on a credit card balance or loan, then pay in full.

The length of your credit history accounts for 15% of your score. You’ll need at least six months of activity before most credit bureaut models can generate a credit score for you — and the length of your history will help to increase this score over time.

In trouble? Fix it!

Unfortunately, we don’t all make good decisions when we’re young, and an early start won’t matter much if you don’t use your card responsibly.

If you’re already carrying a balance:

• Consider a lower‑rate card or personal loan to reduce interest and speed repayment.
• Ask your issuer for a higher limit only if you won’t spend more — it can lower utilization.
• Track utilization across each card and in total; both can matter.

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2. Graduation: Do student loans build credit in Canada?

The period in your life immediately after leaving college can be critical, both professionally and personally.

While your degree or diploma won’t affect credit, your student loan debt will. Federal and provincial student loans report to the bureaus, so paying on time counts. Be sure to pay reguarly and on time to build history and a healthier mix of credit. Remember: Missed payments can damage your score and make catching up harder. If you’re struggling, contact your loan servicer about repayment assistance before you miss a due date.

While other financial obligations — like rent or car insurance — aren’t typically reported to the credit bureaus, there are ways to make these regular payments help build your credit history. By opting to pay rent through a rent‑reporting service, like Borrowell Rent Advantage, or through landlord tools linked to Landlord Credit Bureau/FrontLobby, you can have your on-time rent payments submitted to Equifax Canada. Just be aware that some lenders may not use credit score models that factor in rent.

3. Marriage and divorce: What happens to joint credit?

What’s more exciting than your wedding? The eager bride and groom can finally get down to business — and talk about their credit history.

Even if you decide to share all the finances, both partners need to know that marriage doesn’t merge your scores, although joint accounts do appear on both credit files. That means if one partner makes a late payment on a shared account, it can hurt both people.

Before opening any joint credit, compare reports together and decide who pays which bill — in writing.

If you split, close or refinance joint accounts and have names legally removed; otherwise, both remain liable and late payments can still report.

The situation can get pretty delicate if the marriage ends. When you go through a divorce, you’re still responsible for shared credit cards and loans you opened when you were married, at least until they’re closed or you have your name legally removed from the accounts.

Avoid knee‑jerk closures. Closing a long‑standing no‑fee card can reduce your average age of accounts and raise utilization. Consider keeping old, fee‑free cards open and used sparingly.

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4. Homebuying: Does mortgage pre‑approval hurt your credit?

Sure, it’s the North American dream: To own your own home but to make that dream come true, you’ll be taking out the largest loan of your life.

You’ll need a solid credit score if you want to qualify and a great credit score if you want to take advantage of the lowest interest rates available to you.

When shopping for mortgage rates avoid applying to any and all lenders because every time you put in an application, your credit score will take a small hit. That's because all lender “hard” inquiries knock a few points off your credit score — so minimizing the number of hard hits is critical.

To help, consider getting pre-qualified, rather and pre-approved. Pre‑qualification is typically a soft check and doesn’t affect your score. Pre‑approval (and formal mortgage applications) trigger a hard inquiry and may shave a few points temporarily of your credit score. Keep all mortgage rate applications within a short window so scoring models treat them as a single inquiry — aim for 14 day stretch, just to be safe.

Whie your credit score, debt ratios and down payment will dictate how competitive your mortgage rate and loan tems will be — with the best rates and terms reserved for borrowers with exceptional credit scores and earning potential — missing a mortgage payment can seriously hurt your credit score. If you find yourself in trouble and unable to make the mortgage payment, call your lender immediately to discuss hardship options before a payment is past due.

5. Retirement: How to keep your score high after 65

Though you’re unlikely to need a new student loan as you enter your retirement years, your credit score is still relevant in retirement. Many people treat themselves in their golden years, finally getting that vintage car or cottage by the lake.

A solid credit score will make those loans more affordable — which is more important than ever now that you’ve shifted from collecting paychecks to using your retirement savings and pension.

One easy way to keep your score high as you age? Keep long‑tenured, no‑fee cards open to preserve history, set up auto‑pay to avoid an accidental late payment and monitor your report for fraud or errors — information updates can take 30 to 90 days to appear.

What actually moves your score in Canada?

While exact formulas differ, these elements commonly matter: payment history; used vs available credit (credit utilization ratio); length of credit history; new credit inquiries; and credit mix.

Keeping utilization below 30% (ideally less than 10%), paying on time and avoiding unnecessary hard checks are the fastest ways to boost your credit score.

Shop smart for loans

Batch applications for mortgages, auto and student loans within a tight window — say a two-week window, maximum. Credit bureaus will often group similar credit applications in a short period of time as one inquity and this helps avoid a bigger hit to your credit score.

How Canadians can check and fix errors

Order your free consumer disclosure from either Equifax Canada or Transunion to see all items and inquiries. Remember to dispute errors directly with the bureau as well as the lender.

Bottom line: Protect your credit score through every stage of life

Life’s biggest milestones — from your first credit card to your last mortgage payment — can either strengthen or weaken your credit profile. The good news is that no matter where you are, the same habits pay off: make payments on time, keep your balances low, and avoid closing long-standing accounts unnecessarily.

Your credit score isn’t just a number; it’s a tool that can save you thousands in interest, reduce financial stress, and give you more freedom at every stage of life. Whether you’re graduating, getting married, buying a home or retiring, the choices you make today set the tone for tomorrow’s opportunities.

Take time to check your credit report regularly, correct errors, and plan ahead before big decisions. By treating your credit score as an asset worth protecting, you’ll be better prepared for whatever milestone comes next.