P propCALC.uk
Get Propreneur free
propcalc.uk by Propreneur Free UK calculators · no sign-up
Compare tools

Deal strategies

Strategy R2R SA BTL HMO BRR Flip BMV Commercial Development

Financial & quick tools

NPV / IRR DSCR Multiples CoC / ROE LTV Breakeven SDLT Bridging Mortgage Yield BTL ROI Void Skip CGT Affordability Refurb Snagging

About this calculator

Estimate the true cost of void time: lost rent, weekly holding costs, and turnover preparation.

Related tools

Did you know?

The average UK void is often 2-3 weeks between tenancies, but can be longer in low-demand areas or over winter.

Calculator

Void period cost

Total cost of an empty property: lost rent, weekly holding costs, and one-off preparation.

Inputs

Running costs (£/week)

Preparation (one-off £)

Run calculator

Runs against the live API. Nothing is stored. Use Sign up to save results.

Sensitivity scenarios

Sign up to save deals

Create a free Propreneur account to save these numbers against a property.

Optional overrides - mortgage estimate for BTL / commercial

Uses offer price, monthly rent, and monthly expenses (x12 as annual opex) from the form above.

Show working

See every formula, your numbers plugged in step by step, and where each cost comes from. No other UK property calculator shows its maths like this.

Save your numbers and get the next step

Email yourself this run so you do not have to rebuild it later. We will include the result, the assumptions, and the next Propreneur step for saving deals and tracking follow-up.

Run the calculator first. The email uses your latest numbers.

Phone is optional and only for direct follow-up. You can keep calculating without submitting this form.

Saved - check your inbox shortly.

Create a free Propreneur account to keep calculators, deal notes, follow-ups, and portfolio tracking in one workspace.