For French people living in the United States, the credit score is much more than just a number — it's a real financial passport. Getting a mortgage, getting a good credit card, renting an apartment or even applying for certain jobs are all situations where your credit score plays a decisive role. Here is an updated guide to understand how it works and optimize it effectively.
What is the credit score?
The credit score is a rating that reflects your financial behaviour and reliability as a borrower. It is calculated by three major reference agencies in the United States: Equifax, Experian, andTransUnion. This score serves as a risk barometer for any financial institution, landlord, or insurer that wants to evaluate your profile.
💡 Note in 2026 : tools such as Experian Boost now allow you to include regular payments that were previously ignored in the calculation of your score — energy bills, streaming subscriptions, telephony. A quick and easy way to improve your score, particularly useful for newcomers.
What is your credit score used for?
Your score is relevant in many everyday situations:
Loans and credit cards : it determines your eligibility and the interest rate you will be offered.
Real estate rental : Landlords rely on it to assess the reliability of a tenant.
Insurance : In some states, it can affect the amount of your premiums.
Recruitment : Some employers consult him for positions of financial responsibility.
💡 Note : several American states regulate or prohibit the use of credit scores by insurers and employers. It is advisable to check the legislation in force in your country of residence.
How is your score calculated? The FICO model deciphered
The FICO Score model, the dominant benchmark in the United States, is based on five weighted criteria:
Payment history (35%): This is the most impactful factor. Any delay or unpaid bills leave a lasting mark. Pay on time every time.
Credit utilization ratio (30%): This measures the ratio of your outstanding amounts to your available credit limits. Staying below 10% is great for maximizing your score; don't exceed 20% as a general rule.
Age of credit history (15%): The older your accounts, the better. Avoid closing your oldest credit cards for no good reason.
Variety of credit types (10%): Combining credit cards, installment loans and home loans can strengthen your profile.
New credit applications (10%): Each credit application generates a hard inquiry that can slightly lower your score. Space out your requests.
The different score levels
💡 Note: exceeding the threshold of 800 does not always bring significant additional benefits compared to a score of 760 or 780. The priority objective is to reach the 740+ bracket.
How to build a good credit score, step by step
If you arrive in the U.S. with no credit history, the situation is not without a solution. Here are some key steps to consider:
Open asecured credit card: You deposit collateral that becomes your credit limit. It's the perfect starting point for newcomers.
Pay each instalment on the scheduled date, without exception. A single delay can drop your score by several dozen points.
Keep usage low :Don't use more than 20% of your available limit, and aim for 10% if possible.
Don't close your old accounts : The average age of your accounts counts in the calculation.
Gradually diversify your types of credit: a card, then a car or home loan when the time comes.
Monitor your score regularly for any anomalies or errors.
How to monitor your credit score?
Several options are available to you, depending on your level of requirement:
AnnualCreditReport.com : the official website to get your free credit reports from the three agencies, once a year.
Free apps like Credit Karma or Credit Sesame : These offer regular monitoring of your score and personalized recommendations.
Premium services (Experian, IdentityForce...): in addition to monitoring, they include real-time alerts and protection against identity theft — a valuable cover in a context where financial fraud remains frequent.
💡 Note in 2026: Since the Consumer Financial Protection Bureau (CFPB) rules were updated, you can now access your credit report every week for free via AnnualCreditReport.com — a notable change from the historical annual access.
In conclusion
A strong credit score is one of the most valuable assets you can build as a French expat in the United States. It directly affects the quality of your financial conditions, your housing and, in some cases, your professional opportunities.
The good news: with consistency, patience, and the right digital tools available today, building and maintaining a great score is quite accessible. Three essential reflexes to anchor in the long term: pay on time, maintain a low usage rate and actively monitor your history.
Future written communications may be in English only.This material is provided for educational purposes only and should not be considered a recommendation or advice. Guardian and its subsidiaries do not provide advice regarding credit scores. Any references to third-party resources are provided for informational purposes only and do not constitute endorsement by Guardian or its subsidiaries. 8967228.1 Exp 6/28