| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Band A condensing boiler | — | £2,200 – £3,000 | £62 | 41.9 yrs | +2.4 pts |
| Solar photovoltaic panels | — | £3,500 – £5,500 | £94 | 48.1 yrs | +3.6 pts · reaches C |
| Floor insulation(optional, beyond C) | — | £4,000 – £6,000 | £101 | 49.5 yrs | +3.9 pts |
| Solar water heating(optional, beyond C) | — | £4,000 – £6,000 | £78 | 50+ yrs | +3.0 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 £156 a year — a 2.2% annual return on £7,100.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2019, states £1,359 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
Estimated today: £478,947 HPI-indexed estimate, not a valuation
Alder Drive: 40 sales since 1995 · £365,661 average over 10 years
Schools nearby
The schools’ own performance — Progress 8 shows value added, not just raw results.
| School | Phase | Distance | Progress |
|---|---|---|---|
| St Paul's CofE Primary School, Stalybridge | Primary | 0.5 mi | — |
| St Raphael's Catholic Primary School | Primary | 0.5 mi | — |
| Wild Bank Primary School | Primary | 0.6 mi | — |
| Dixons Pennine Academy | Secondary | 0.3 mi | Progress 8 -0.90 · well below average (2023/24) |
| West Hill School | Secondary | 1.1 mi | Progress 8 -0.31 · below average (2023/24) |
| Rayner Stephens High School | Secondary | 2.0 mi | Progress 8 -1.03 · 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.
Alder Drive
How this home sits against its street.