| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Draughtproofing | — | £80 – £120 | £186 | 0.5 yrs | +3.8 pts |
| Room-in-roof insulation | — | £1,500 – £2,700 | £304 | 6.9 yrs | +6.2 pts |
| Flat roof insulation | — | £850 – £1,500 | £167 | 7.0 yrs | +3.4 pts · reaches D |
| Low energy lighting | — | £105 | £10 | 10.9 yrs | +0.2 pts |
| High-performance doors | — | £3,500 – £500 | £176 | 11.3 yrs | +3.6 pts |
| Band A condensing boiler | — | £2,200 – £3,000 | £135 | 19.2 yrs | +2.8 pts |
| Solar water heating | — | £4,000 – £6,000 | £171 | 29.2 yrs | +3.5 pts |
| Solar photovoltaic panels | — | £5,000 – £8,000 | £204 | 31.9 yrs | +4.1 pts · reaches C |
| Solid wall insulation(optional, beyond C) | — | £4,000 – £14,000 | £238 | 37.8 yrs | +4.8 pts |
| Double glazing(optional, beyond C) | — | £3,300 – £6,500 | £80 | 50+ yrs | +1.6 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 £1,354 a year — a 6.9% annual return on £19,580.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2017, states £2,055 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
Estimated today: £738,861 HPI-indexed estimate, not a valuation
Leigh Cliff Road: 108 sales since 1995 · £580,188 average over 10 years
Schools nearby
The schools’ own performance — Progress 8 shows value added, not just raw results.
| School | Phase | Distance | Progress |
|---|---|---|---|
| Leigh North Street Primary School | Primary | 0.3 mi | — |
| Chalkwell Hall Infant School | Primary | 0.5 mi | — |
| Chalkwell Hall Junior School | Primary | 0.5 mi | — |
| Westcliff High School for Girls | Secondary | 0.8 mi | Progress 8 +0.90 · well above average (2023/24) |
| Westcliff High School for Boys Academy | Secondary | 0.9 mi | Progress 8 +0.93 · well above average (2023/24) |
| St Thomas More High School | Secondary | 1.0 mi | Progress 8 +0.32 · 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.
Leigh Cliff Road
How this home sits against its street.