Private Rents Stalled for the First Time Since 2017 as the UK Property Market Shifts

Written By Joshua Ward-Brickett

For the past three years, one trend has defined the UK property market: relentless rental growth.

That trend has now stopped.

According to Rightmove, average asking rents across Great Britain have flatlined in early 2026, with some regions already seeing monthly declines. After years of double-digit rental inflation, the market is pausing.

Most will read that as relief for tenants.
But for investors, this is where the market starts to change.

Because when rents stop rising, the entire structure of the UK property market begins to shift.

For the past three years, you didn’t need to be a great investor to make money. That period has ended.

The Headline: Rental Growth Has Stalled

According to Rightmove, average asking rents are now broadly unchanged compared to late 2025 levels, marking the first meaningful slowdown in years.

More notably:

  • Some regions are already seeing outright rental price reductions

  • The number of available rental properties has increased year-on-year

  • Tenant demand, while still elevated, is no longer accelerating

This is not a crash.

It is a transition.

And transitions create opportunity.

Supply Is Quietly Returning to the Market

The most important shift is not demand.

It is supply.

According to Rightmove, the number of rental listings is now significantly higher than this time last year. After a prolonged period where stock was critically constrained, landlords are returning, or at least listings are.

There are several drivers behind this:

  • Higher mortgage rates forcing landlords to reassess pricing expectations

  • New-build completions and build-to-rent stock adding supply in key cities

  • Some landlords testing the market at higher rents and adjusting downward when demand softens

That shift is what changes pricing power.

Because for the past three years, the rental market has been defined by scarcity pricing.

That dynamic is now weakening.

Demand Is Still Strong, But It Has Peaked

Tenant demand has not disappeared.

But it has stopped accelerating.

According to Rightmove, while the number of enquiries per property remains above pre-2020 levels, it is now lower than the peak levels seen in 2023 and 2024.

That shift is small on paper, but it changes how the entire rental market behaves.

When demand is rising faster than supply, rents surge.

When supply starts rising faster than demand, rents stabilise.

And eventually, in certain markets, they fall.

We are now entering that phase.

Mortgage Rates Are Starting to Bite Again

This rental slowdown does not exist in isolation.

It is happening at the same time as mortgage rates have moved higher again in 2026.

Rates that had eased into the high 4% range are now pushing back towards, in some cases above 5.5%.

That changes investor behaviour immediately.

  • Higher borrowing costs reduce affordability

  • Yield requirements increase

  • Overleveraged landlords face margin pressure

In simple terms: the cost of holding property is rising again, just as rental growth is slowing.

That is where weaker portfolios start to come under real pressure.

What This Means for Buy-to-Let Investors

This is where the market separates strong investors from the rest.

1. Low-Yield Portfolios Are Now Exposed

Investors who relied on rental growth to offset weak yields are now vulnerable.

If rents stop rising while mortgage costs increase:

  • Net cashflow compresses

  • Refinance options weaken

  • Exit values become more sensitive to pricing

This is particularly relevant in:

  • London flats with low yields

  • Highly leveraged portfolios

  • Assets with high service charges or poor EPC ratings

The margin for error is disappearing. Many of these deals only ever worked because rents kept rising. Remove that, and the numbers stop stacking.

2. High-Yield Investors Gain Leverage

For investors focused on strong yields, this shift is constructive.

Why?

Because stabilising rents combined with rising costs tend to:

  • Push weaker landlords out of the market

  • Increase motivated selling

  • Improve negotiating power for buyers

This is where strategy matters. This is where disciplined investors start to gain an edge.

The best opportunities in 2026 will not come from rising rents.

They will come from buying well in a more balanced market.

3. Regional Markets Will Diverge Further

This is not a uniform slowdown.

According to Rightmove, some regions are already seeing clear rental declines, while others remain more resilient.

Expect divergence to accelerate:

  • Affordability-constrained areas will see the fastest rental adjustments

  • High-yield regional towns and cities will remain more stable

  • Supply-heavy urban markets will face the most pressure

You can no longer rely on broad market growth. Location and deal quality now do the heavy lifting.

Broad assumptions about “the UK rental market” no longer hold.

The Second-Order Effects Most People Miss

This shift in rents has wider implications across the UK property market.

1. House Price Growth Faces Pressure

If rental growth stalls while mortgage rates rise, investor demand softens.

And when investor demand softens:

  • Transaction volumes fall

  • Price growth slows

  • In some areas, prices adjust downward

We are already seeing early signs of this in parts of the market.

2. Tenant Mobility Will Increase

For the first time in years, tenants are gaining optionality.

  • More listings

  • Less aggressive rent increases

  • Greater negotiating power

That means more movement, more negotiation, and slightly longer voids for landlords.

Another pressure point for weaker portfolios.

3. Policy Risk Becomes More Relevant

With rents stabilising, the political pressure around affordability does not disappear.

It evolves.

Expect continued focus on:

  • Rent controls or tighter regulation

  • EPC requirements and compliance costs

  • Tenant protections under the Renters Reform agenda

In a market where margins are tightening, regulatory changes have a bigger impact.

This Is Not a Downturn. It Is a Reset

It is important to be clear.

This is not 2008.

It is not even 2020.

Demand still exceeds supply in structural terms.

But the imbalance is narrowing.

And when that happens, pricing power shifts.

For the past three years, landlords have dictated terms.

In 2026, the market is becoming more balanced.

What Should You Do Next?

The strategy in this market is different.

It is no longer about riding rental growth.

It is about precision.

  • Focus on strong rental yields from day one

  • Stress-test deals against higher mortgage rates

  • Target locations where demand remains structurally strong

  • Avoid assets reliant on continued rent inflation

Because in this phase of the cycle, performance comes from entry price and asset selection, not market momentum. In this phase of the cycle, buying well matters far more than timing the market.

Final Thought

The UK property market in 2026 is entering a more disciplined phase.

Rents are no longer doing the heavy lifting.

Costs are rising again.

And the gap between good investments and poor ones is widening fast.

Those who adjust will find opportunity. Those who don’t will feel their margins disappear.

Run Your Numbers First

If you are assessing your next deal, or reviewing your current portfolio, start with the fundamentals.

Use our Investment Property Calculator to model:

  • Rental yields

  • Mortgage costs

  • True monthly cashflow

Because in this market, the numbers matter more than ever.

Joshua Ward-Brickett
Next

UK House Prices Jump in March But the Market Has Already Turned