Research and open data
Useful numbers, with the working shown.
Primary-source UK property data turned into reproducible landlord planning benchmarks. Every release keeps the source, date, formula and limitations visible.
September 2026 · ONS · CSV available
Explore index →UK landlord void cost index
Convert 14 official UK, country, regional, local-area and property-size rent benchmarks into the rent lost over an empty day, week or custom period.