| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Hot water cylinder insulation | — | £15 – £30 | £99 | 0.2 yrs | +5.0 pts |
| Low energy lighting | — | £15 | £5 | 3.0 yrs | +0.3 pts |
| High-retention storage heaters | — | £800 – £1,200 | £229 | 4.4 yrs | +11.4 pts · reaches C |
| Cavity wall insulation | — | £500 – £1,500 | £87 | 11.5 yrs | +4.3 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 £420 a year — a 20.6% annual return on £2,038.
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: £157,190 HPI-indexed estimate, not a valuation
Cockerell Close: 184 sales since 1995
Schools nearby
The schools’ own performance — Progress 8 shows value added, not just raw results.
| School | Phase | Distance | Progress |
|---|---|---|---|
| Merley First School | Primary | 0.4 mi | — |
| St John's Church of England First School, Wimborne | Primary | 1.2 mi | — |
| Bearwood Primary and Nursery School | Primary | 1.5 mi | — |
| Corfe Hills School | Secondary | 2.1 mi | Progress 8 +0.01 · average (2023/24) |
| Poole Grammar School | Secondary | 2.2 mi | Progress 8 +0.55 · well above average (2023/24) |
| Queen Elizabeth's School | Secondary | 2.3 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.
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 E01015432, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.
Cockerell Close
How this home sits against its street.