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Rising Tenant Demand Strains the UK Mortgage Market

Aldermore s Buy to Let Index reveals rising tenant demand is straining rental availability, impacting both renters and landlords across the UK.

By David Sampson
4 July 2026
2 min read
UK buy to let mortgage article image for Rising Tenant Demand Strains the UK Mortgage Market

TL;DR

  • Nearly two-thirds of renters who moved in the past year paid more than intended.
  • this competitive market pressures landlords to adjust rental prices and availability.

Written by David Sampson for Mortgage118. Last updated 4 July 2026. Reviewed against our editorial standards. Editorial standards. Mortgage118 is a directory — not FCA-authorised and not a mortgage adviser.

Recent findings from Aldermore’s Buy to Let Index reveal that increasing tenant demand is significantly impacting the availability of rental properties in the UK mortgage market. While many private renters are opting to stay in their homes longer, with the average tenancy length now at 4.5 years, those seeking to move are facing a highly competitive market.

Why Is Tenant Demand Rising?

Strong tenant demand is attributed to various factors, including economic conditions and a shift in lifestyle preferences. Many renters are choosing stability, which is reflected in the increased average tenancy length. However, this has led to a situation where the number of available rental properties is not keeping pace with demand, creating challenges for those looking to secure a new home.

How Are Renters Affected?

The competitive rental market is evident, with nearly 23% of renters having moved in the past year. Among those who relocated, 63% reported paying more rent than they initially planned. Additionally, 62% found themselves competing with more prospective tenants than expected. This intense competition is forcing many renters to extend their search duration, with 55% experiencing longer-than-anticipated property hunts.

What This Means for Landlords in the Mortgage Market

For landlords, the current market dynamics present both challenges and opportunities. With a significant portion of renters facing difficulties in finding suitable properties, landlords may benefit from adjusting their rental strategies. Higher demand could justify rent increases, but landlords must also consider tenant retention strategies to maintain occupancy rates. The pressure on availability could lead to a more stable rental income for those who manage their properties effectively.

Frequently Asked Questions

What should landlords do in a competitive rental market?

Landlords should evaluate their pricing strategies, consider making property improvements, and ensure they are responsive to tenant needs to attract and retain renters.

How can renters navigate the current market?

Renters should be prepared for a competitive search process, potentially expanding their search areas and being flexible with their budget to secure suitable housing.

About David Sampson

David Sampson writes about the UK mortgage market for Mortgage118, covering specialist lending, market trends, and practical advice for borrowers. All content is reviewed for accuracy against FCA guidelines and current market data.

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