| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Cavity wall insulation | — | £500 – £1,500 | £39 | 25.7 yrs | +3.6 pts · reaches C |
| Solar photovoltaic panels | — | £3,500 – £5,500 | £48 | 50+ yrs | +4.5 pts |
| Solar water heating | — | £4,000 – £6,000 | £40 | 50+ yrs | +3.7 pts |
| Solid wall insulation | — | £4,000 – £14,000 | £56 | 50+ yrs | +5.2 pts · reaches B |
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
The full plan saves £184 a year — a 0.9% annual return on £19,500.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2021, states £681 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
Estimated today: £97,276 HPI-indexed estimate, not a valuation
Dorning Street: 29 sales since 1995 · £100,000 average over 10 years
Schools nearby
The schools’ own performance — Progress 8 shows value added, not just raw results.
| School | Phase | Distance | Progress |
|---|---|---|---|
| Leigh St Mary's CofE Primary School | Primary | under 0.1 mi | — |
| Leigh Central Primary School | Primary | 0.1 mi | — |
| Sacred Heart Catholic Primary School Leigh | Primary | 0.1 mi | — |
| The Westleigh School | Secondary | 1.2 mi | Progress 8 -0.81 · well below average (2023/24) |
| Bedford High School | Secondary | 1.3 mi | Progress 8 -0.24 · below average (2023/24) |
| Lowton Church of England High School | Secondary | 1.8 mi | Progress 8 -0.17 · 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.
Dorning Street
How this home sits against its street.