For London renters
Know what your home should cost. Pay less to live there.
Check any London rent against similar homes advertised nearby and official data, in under a minute — before you sign, or before you accept a rent increase.
What are you checking?
Is the asking rent fair? Check it before you view or sign. Free, no sign-up.
How it works
- 1
Enter the postcode
Pick the address and tell us the rent you've been quoted or are paying.
- 2
Get your free RentScore
See the estimated market-rent range, a score out of 100 and how far you are from the midpoint.
- 3
Go deeper if it's worth it
£4.99 unlocks full reports for 5 homes: the similar homes behind the estimate, what to offer, the true monthly cost, and your shortlist side by side.
Guides for London renters
How much rent should I pay in London? →
Average London rents by bedrooms and borough, how much of your pay should go on rent, what agents check, and the real monthly cost once bills and council tax are added.
Is my rent fair? How to check →
How to tell if a London rent is fair: compare like for like, why borough averages mislead, what adds or takes away value, and the red flags to look for.
How to negotiate rent in London →
How to negotiate a lower rent on a new London flat, or a smaller rent increase, under the 2026 rules — including the ban on bidding wars and what you can and can't offer.
How to challenge a rent increase →
Your landlord wants to raise the rent? How Section 13 rent increases work from 1 May 2026, how to check your notice, how to negotiate, and how to apply to the rent tribunal.
Renters' Rights Act 2026 explained →
What the Renters' Rights Act changed for private renters in England from 1 May 2026: no more section 21, rolling tenancies, no bidding wars, one month's rent in advance and more.
Average rents in every London borough →
Official figures by bedrooms and property type, plus council tax.
Transparent by design
We show a range, not a single magic number — with our confidence level and every piece of evidence behind it. Rents from similar homes advertised nearby, official ONS figures (August 2026), council tax from the 2026-27 official tables, and energy data from the EPC register.