| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Low energy lighting | — | £25 | £9 | 2.7 yrs | +0.3 pts |
| Room-in-roof insulation | — | £1,500 – £2,700 | £292 | 7.2 yrs | +9.3 pts |
| Solar photovoltaic panels | — | £5,000 – £8,000 | £196 | 33.1 yrs | +6.2 pts · reaches C |
| Solid wall insulation(optional, beyond C) | — | £4,000 – £14,000 | £229 | 39.3 yrs | +7.2 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 £498 a year — a 5.8% annual return on £8,625.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2014, states £1,418 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
Estimated today: £424,478 HPI-indexed estimate, not a valuation
Clarendon Road: 204 sales since 1995 · £267,090 average over 10 years
Schools nearby
The schools’ own performance — Progress 8 shows value added, not just raw results.
| School | Phase | Distance | Progress |
|---|---|---|---|
| Manley Park Primary School | Primary | 0.2 mi | — |
| Our Lady's RC Primary School Manchester | Primary | 0.4 mi | — |
| St Margaret's CofE Primary School | Primary | 0.4 mi | — |
| Chorlton High School | Secondary | 0.8 mi | Progress 8 +0.23 · above average (2023/24) |
| CHS South | Secondary | 0.8 mi | Progress 8 -0.14 · average (2023/24) |
| Whalley Range 11-18 High School | Secondary | 0.9 mi | Progress 8 +0.79 · well above 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.
Clarendon Road
How this home sits against its street.