Upgrade Plan
Get upgrade quotes| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Floor insulation(optional, beyond C) | — | £5,000 – £10,000 | £103 | 50+ yrs | +2.1 pts |
| Solar photovoltaic panels(optional, beyond C) | — | £8,000 – £10,000 | £96 | 50+ yrs | +1.9 pts |
Grants verified 20 August 2026. Costs are the register’s indicative ranges. Savings are restated at the fuel prices assumed in July 2026. Points per measure are estimated from 19.9 million certificates and rescaled to this home’s own certificate delta; the total is the register’s figure.
Running costs
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2025, states £2,405 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
Estimated today: £2,056,023 HPI-indexed estimate, not a valuation
Worlds End Lane: 261 sales since 1995 · £694,949 average over 10 years
Schools nearby
The schools’ own performance — Progress 8 shows value added, not just raw results.
| School | Phase | Distance | Progress |
|---|---|---|---|
| Green Street Green Primary School | Primary | 0.7 mi | — |
| The Highway Primary School | Primary | 0.8 mi | — |
| Chelsfield Primary School | Primary | 1.0 mi | — |
| St Olave's and St Saviour's Grammar School | Secondary | 1.2 mi | Progress 8 +1.27 · well above average (2023/24) |
| Harris Academy Orpington | Secondary | 1.7 mi | Progress 8 +0.15 · average (2023/24) |
| Newstead Wood School | Secondary | 1.8 mi | Progress 8 +1.05 · well above average (2023/24) |
Schools from the DfE register, performance from the KS4 performance tables. Progress 8 is a GCSE measure, so primaries have none. Distance is straight-line from the postcode, not a catchment: admission is decided by the school, not by us.
Worlds End Lane
How this home sits against its street.