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Rent affordability calculator

Check whether a prospective tenant or household passes standard UK referencing affordability before you take a holding deposit — including per-sharer shares and guarantor income requirements.

By the NestIQ Wealth editorial teamPublished August 2026Last reviewed August 2026

Tenancy details

£

Total rent for the whole property

Adults named on the tenancy agreement

£

Before tax, including regular benefit income

x

30x monthly rent is the referencing standard

x

Usually 36x monthly rent

Affordability

Passes standard affordability

The household comfortably meets the 30x requirement of £36,000.

£36,000
Income required
£1,400/mo
Max affordable rent
Rent share per tenant (2)£600
Income required per tenant£18,000
Guarantor income required£43,200
Rent as % of gross income34.29%

Guidance only. Assess every application on its merits — blanket bans on benefit income have been ruled discriminatory, and deposits cannot be increased to offset affordability.

Assumptions & sources

Every figure above is calculated from the inputs you entered using the rules below. Tap a reference to read the primary source.

  • 30% rule[1]

    Rent is treated as affordable at or below 30% of gross monthly income.

  • 30x annual income test[2]

    Common referencing standard: annual income of at least 30x the monthly rent.

  • Guarantor threshold[2]

    Referencing agencies typically require guarantor income of 36x monthly rent.

  • Referencing checks[3]

    Landlords must also complete Right to Rent checks alongside affordability referencing.

  1. [1]Private rental affordability, England, Wales and Northern IrelandOffice for National StatisticsRent-to-income affordability benchmark
  2. [2]How to rent: the checklist for renting in EnglandGOV.UKReferencing and income evidence expectations
  3. [3]Right to Rent checks: landlord's guideGOV.UKPre-tenancy checks required by law

Read how we verify and refresh these figures in our data methodology.

Keep referencing evidence on file

Store references, right-to-rent checks and the signed tenancy against each tenant in NestIQ Wealth.

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About the publisher

This page is published by NestIQ Wealth, a UK property management and compliance platform used by self-managing landlords to track statutory deadlines, store certificates with full version history, and evidence compliance per property. Our guidance is written by the team that builds those compliance rules into the product, so the dates, cycles and penalties here are the same ones the software enforces.

  • Researched from primary sources. Every rule is checked against legislation.gov.uk, GOV.UK guidance and the responsible regulator — never rewritten from other blogs. See how we source our data.
  • Reviewed as the law changes. Pages carry a visible review date and are revisited when legislation, deadlines or penalty levels move.
  • No hidden commission. We are not paid to refer you to contractors, brokers or agents. Costs quoted are illustrative market ranges, not quotes or offers.
  • Guidance, not regulated advice. Nothing here is legal, tax or financial advice. For decisions specific to your circumstances, speak to a solicitor, accountant or qualified adviser.

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