Comparing mortgage rates between banks in 2024-2026 means comparing offers that vary according to the borrower’s profile, the loan duration, and the region. In August 2026, the best observed rates are around 3.07% for 15 years, 3.19% for 20 years, and 3.29% for 25 years for the strongest applications. The average rate hovers around 3.30%. This gap between the lowest rates and the average rate constitutes the real negotiation ground.
Mortgage rates by duration: comparative table August 2026
The data below cross-references figures published by several national brokers. They show the range between average rates and the best negotiated rates, depending on the loan duration.
| Duration | Best Rate | Average Rate |
|---|---|---|
| 15 years | 3.07% | 3.37% |
| 20 years | 3.19% | 3.45% |
| 25 years | 3.29% | 3.50% |
The gap between the best rate and the average rate reaches about 0.30 points depending on the duration. For a loan of 250,000 euros over 20 years, this difference represents several thousand euros in interest. The borrower’s profile determines where they stand in this range.
To precisely identify which bank offers the best mortgage rate on Sklunk, one must cross-reference this data with the commercial policies of each institution, which target very different profiles.
Banks and borrower profiles: who targets what in mortgage credit
There is no universally cheaper bank. Each institution calibrates its rate grid to attract a specific segment of clientele.
- Société Générale and Banque Populaire favor civil servants, whose job stability reduces the risk of default.
- CCF prioritizes high incomes, with an entry threshold set at 50,000 euros in annual income and above.
- LCL positions itself on rental investment, with conditions tailored to yield applications.
- Cooperative banks (Crédit Mutuel, Crédit Agricole, Caisse d’Épargne) often offer attractive rates to their members, in exchange for income domiciliation.
A civil servant with a 20% down payment will obtain a very different rate depending on whether they approach CCF or Banque Populaire. The best rate depends primarily on the profile, not the bank.
Counterparties required by banks
A low rate almost always comes with conditions. Income domiciliation, subscription to home insurance, opening savings products: these counterparties are part of the negotiation. Some banks accept borrower insurance delegation, which can offset a slightly higher nominal rate by lowering the total cost of credit.
HCSF rules and first-time buyers: what changes borrowing capacity
Since January 1, 2026, the High Council for Financial Stability has relaxed its recommendations for first-time buyers purchasing their primary residence. The maximum debt ratio can reach 38% of net income, compared to 35% previously, under conditions of minimum remaining living expenses.
The maximum duration can be extended to 27 years for operations including at least 10% of renovation work. The quota of exemptions granted to banks increases from 20% to 30% of their quarterly mortgage credit production.
Not all banks exploit these margins in the same way. Some fully utilize their exemption quota to capture first-time buyers who would have been refused under the old rules. Others remain cautious and maintain the 35% threshold. In a rate comparison, this data is crucial: the best rate has no value if the application is rejected due to unacceptable debt levels.
10-year OAT and usury rate: the two signals to watch
The 10-year OAT, a government bond that serves as a reference for banks to set their rates, surpassed 4% in August 2026. This level exerts upward pressure on mortgage credit rates. If the OAT remains above this threshold, an increase in rates at the start of the school year becomes likely.
The usury rate for loans of 20 years and more is set at 5.29% in the third quarter of 2026, with a next revision on October 1. This ceiling protects borrowers, but it also compresses the banks’ margin: when the OAT rises and the usury rate remains stable, some institutions tighten their lending criteria rather than lowering their rates.
Impact of the ECB on bank rates
The European Central Bank kept its key rates unchanged on July 23, 2026, after a hike in June. This pause does not mechanically translate into a decrease in mortgage rates. French banks set their rates based on the OAT and their refinancing costs, not solely on the ECB’s key rate.
A potential decrease in key rates in the coming months could ease refinancing conditions and offer additional negotiation margins to borrowers.
The comparison between banks operates on three simultaneous levels: the displayed nominal rate, the required counterparties, and each institution’s actual capacity to finance a given application. A well-prepared application, with a solid down payment and stable income, remains the most effective lever to obtain a rate in the top decile, regardless of the bank approached.