| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Heating controls | — | £350 – £450 | £24 | 16.3 yrs | +1.5 pts |
| Cavity wall insulation | — | £500 – £1,500 | £50 | 19.9 yrs | +3.1 pts |
| Biomass boiler | −£5,000 Boiler Upgrade Scheme | £2,000 – £8,000 | £224 | 22.4 yrs | +14.0 pts · reaches D |
| Solar photovoltaic panels | — | £3,500 – £5,500 | £62 | 50+ yrs | +3.9 pts · reaches C |
| Floor insulation(optional, beyond C) | — | £4,000 – £6,000 | £67 | 50+ yrs | +4.2 pts |
| Solar water heating(optional, beyond C) | — | £4,000 – £6,000 | £52 | 50+ yrs | +3.3 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 £361 a year — a 3.3% annual return on £10,900.
Energy costs as modelled on the certificate, not a bill. This fuel has too few recent certificates to restate at today's prices.
Sold prices
Estimated today: £191,063 HPI-indexed estimate, not a valuation
Saffron Drive: 70 sales since 1995 · £191,802 average over 10 years
Schools nearby
The schools’ own performance — Progress 8 shows value added, not just raw results.
| School | Phase | Distance | Progress |
|---|---|---|---|
| Woodlands Primary Academy | Primary | 0.3 mi | — |
| Hodge Clough Primary School | Primary | 0.4 mi | — |
| St Theresa's RC Primary School, a Voluntary Academy | Primary | 0.5 mi | — |
| Waterhead Academy | Secondary | 0.6 mi | Progress 8 -0.72 · well below average (2023/24) |
| The Blue Coat CofE School | Secondary | 1.3 mi | Progress 8 +0.50 · above average (2023/24) |
| E-ACT Royton and Crompton Academy | Secondary | 1.3 mi | Progress 8 -0.53 · 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.
Saffron Drive
How this home sits against its street.