Landlord costs calculator

Estimate buy-to-let running costs before mortgage and tax, including letting fees, management, insurance, service charge, ground rent, maintenance, compliance and void allowances.

Landlord cost inputs

Rental income

£

Letting and management

Letting agent fee
Enter the letting fee as a percentage of monthly rent or as a fixed monthly amount.
%
£

Running costs

Maintenance allowance
A common starting point is 5-10% of rent, adjusted for age and condition.
%
£
£
£
£

Compliance

£
£
yrs
£
yrs
£

Void allowance

Void allowance type
Use weeks per year for expected vacant time, or switch to percent to use a share of monthly rent.
weeks

Landlord cost results

Needs inputs
Enter rent and landlord cost assumptions, then calculate.

Monthly costs, annual costs, net rent and warnings will appear here.

Running costs

Estimate regular landlord costs before mortgage and tax, including agents, insurance, service charge and reserves.

Compliance costs

Annual and multi-year safety, licensing and compliance costs are spread into a monthly allowance.

Voids and repairs

Include allowances for empty periods, maintenance and repairs so the headline rent is not overstated.

Use the costs in your next calculation

This calculator stops before mortgage and tax. Use the linked tools when you are ready to test yield, finance and cash flow.

Landlord Costs Calculator UK | Rental Property Expenses | UK Landlord Tools | Bellsoph