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Why your mortgage rate differs from your neighbor’s: the key factors

Karine HachéMortgage broker

10 Apr 2026


You may have wondered why your mortgage rate is different from your neighbor's, despite seemingly similar circumstances. In reality, several elements influence the determination of your personalized interest rate. Understanding these factors can help you optimize your loan terms and achieve significant long-term savings.

1. Your financial profile

Lenders assess your creditworthiness by examining various aspects of your financial situation:

  • Income and job stability: A stable job and regular income reassure lenders about your ability to repay the loan. For example, a permanent employee (CDI) at a well-established company may benefit from a more favorable rate than a self-employed worker with fluctuating income.
  • Credit history: A good credit score, reflecting prudent management of your previous credits, can allow you to obtain a lower rate. Conversely, payment delays or defaults can lead to higher rates.
  • Personal contribution: A substantial down payment reduces risk for the bank and can lead to a more favorable rate. For example, a 20% down payment can place you in a stronger negotiating position.

2. The type of loan chosen

The choice of loan type also impacts the proposed rate:

  • Fixed-rate loan: The rate remains constant for the entire loan term, providing predictability of monthly payments. However, this type of loan can be slightly higher due to the security it provides.
  • Variable-rate loan: The rate fluctuates with market indices, such as the Euribor. While it may offer a lower initial rate, it carries the risk of future interest rate increases.

3. The relationship with your bank

Banks value loyal customers and may offer favorable conditions to those with a long-standing relationship with them. For example, a client who has several financial products (checking account, savings, insurance) with the same bank may benefit from a preferential rate.

4. Economic and regulatory conditions

Interest rates are also influenced by external factors:

  • Monetary policy: Decisions by the European Central Bank (ECB) regarding key rates directly affect mortgage rates. In periods of high inflation, the ECB can raise rates to control inflation, leading to higher mortgage rates.
  • Bank competition: Competition among financial institutions can work in your favor. Banks seek to attract new clients by offering competitive deals, which can translate into lower rates.

5. Concrete examples

Imagine two borrowers:

  • Borrower A: Céline, 35, a permanent employee with a monthly income of 3,500 €, a 15% down payment for buying an apartment, and an impeccable credit history. She obtains a fixed rate of 2.5% over 20 years.
  • Borrower B: Marc, 40, a self-employed worker with variable income of 4,000 € per month, a 10% down payment, and a few past payment delays. He is offered a variable rate of 3.2% over 20 years.

These differences illustrate how factors such as job stability, personal contribution, and credit history can influence the offered interest rate.

Conclusion

Several factors determine the mortgage rate offered to you, ranging from your financial profile to prevailing monetary policy. By understanding these elements and optimizing your situation, you can negotiate more favorable loan terms and achieve long-term savings.

Sources

  • What evolution of mortgage credit rates
  • Current mortgage rates: comparison and trends 2025
  • Mortgage interest rate in France: current trends and prospects
The information in this article is for general purposes only and may not reflect current laws or regulations. Verify any details with a qualified professional before making decisions. Some portions may have been created with AI assistance and should be confirmed for accuracy.

Written by Karine Haché

Mortgage broker
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