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Inflation Rises to 3.5%, Impacting Mortgage Rates

UK inflation has risen to 3.5%, impacting mortgage rates and expectations for a base rate increase.

Reviewed by David Sampson, Founder & Director · Created 21 Oct 26 · 3 min read

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TL;DR

  • •Inflation has risen to 3.5%, raising concerns for borrowers as mortgage rates are expected to increase.
  • •This is driven by higher fuel costs and economic uncertainty.

Inflation in the UK has surged to 3.5% in September, significantly impacting expectations for a potential rise in the Bank of England’s base rate. This increase, up from 3.1% in August, is primarily driven by escalating fuel prices and adds further pressure on mortgage rates.

What Does the Inflation Increase Mean for Mortgage Rates?

The rise in the Consumer Prices Index (CPI) to 3.5% indicates that inflation is moving further away from the Bank of England’s target of 2%. This trend is likely to result in an increase in the base rate, which would further increase mortgage rates. As lenders adjust their offerings in response to inflationary pressures, borrowers may find themselves facing higher costs for fixed-rate mortgages.

How Are Borrowers Affected?

For many mortgage borrowers, the current economic climate creates a preference for fixed-rate mortgages, which offer stability amidst uncertainty. As fixed rates surge, borrowers are encouraged to secure their rates sooner rather than later to avoid potential increases. The pressure on disposable income due to rising prices may also affect borrowers’ ability to meet mortgage repayments, making it important for them to assess their financial situations.

What Should Investors and Landlords Watch For?

Investors and landlords should closely monitor the upcoming Budget announcement, as it may provide insights into government strategies to combat inflation and its effects on the housing market. With rising inflation and potential interest rate hikes, the property market could experience shifts in demand and pricing. Investors should consider these factors when evaluating property purchases or refinancing options.

What This Means for Mortgage Brokers

Mortgage brokers will need to navigate a more complex market as inflation impacts borrowing costs. With the likelihood of a base rate rise, brokers should prepare to advise clients on the best mortgage products available, especially fixed-rate options. Staying informed about market trends and lender responses will be essential for brokers to effectively guide their clients through these changes.

FAQs

How does rising inflation affect my mortgage repayments?

Rising inflation can lead to increased mortgage rates, which may result in higher monthly repayments for borrowers, particularly for those on variable-rate mortgages.

Should I consider a fixed-rate mortgage now?

Given the current inflation trends and the potential for rising base rates, securing a fixed-rate mortgage now may provide stability and protect against future rate increases.

About David Sampson

David Sampson writes about the UK mortgage market, covering specialist lending and market trends. Articles are checked for accuracy against FCA rules and current market data.

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Written by David Sampson for Mortgage118. Last updated 21 October 2026. Reviewed against our . Mortgage118 is a directory — not FCA-authorised and not a mortgage adviser.