| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Cavity wall insulation | — | £500 – £1,500 | £54 | 18.3 yrs | +5.2 pts |
| Floor insulation | — | £800 – £6,000 | £73 | 46.6 yrs | +7.0 pts · reaches C |
| Solar photovoltaic panels | — | £3,500 – £5,500 | £68 | 50+ yrs | +6.5 pts |
| Solar water heating | — | £4,000 – £6,000 | £57 | 50+ yrs | +5.4 pts · reaches B |
| Wind turbine(optional, beyond B) | — | £15,000 – £25,000 | £60 | 50+ yrs | +5.8 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
The full plan saves £252 a year — a 1.8% annual return on £13,900.
Energy costs as modelled on the certificate, not a bill.
Sold prices
Estimated today: £798,408 HPI-indexed estimate, not a valuation
Newbridge: 18 sales since 1995 · £646,667 average over 10 years
Schools nearby
The schools’ own performance — Progress 8 shows value added, not just raw results.
| School | Phase | Distance | Progress |
|---|---|---|---|
| Copythorne CofE Infant School | Primary | 0.7 mi | — |
| Bartley Church of England Junior School | Primary | 1.2 mi | — |
| Netley Marsh Church of England Infant School | Primary | 2.4 mi | — |
| Testwood School | Secondary | 3.7 mi | Progress 8 -1.01 · well below average (2023/24) |
| Hounsdown School | Secondary | 4.2 mi | Progress 8 -0.21 · below average (2023/24) |
| Redbridge Community School | Secondary | 4.8 mi | Progress 8 -0.99 · well below 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.
Area context
Police-recorded crime for the wider neighbourhood, not this address. We grade homes, never neighbourhoods — so this is reported as a count, not a rating.
Police.uk street-level data for LSOA E01022992, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.
Newbridge
How this home sits against its street.