| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Floor insulation | — | £800 – £1,200 | £57 | 17.5 yrs | +4.6 pts |
| Cavity wall insulation | — | £500 – £1,500 | £43 | 23.4 yrs | +3.5 pts |
| Solar photovoltaic panels | — | £3,500 – £5,500 | £53 | 50+ yrs | +4.3 pts · reaches B |
| Solar water heating(optional, beyond B) | — | £4,000 – £6,000 | £44 | 50+ yrs | +3.6 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
£1,038
per year at grade C
£841
per year at grade B
The full plan saves £153 a year — a 2.4% annual return on £6,500.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2020, states £658 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
11 June 2021£460,000
7 December 2015£295,000
Estimated today: £510,567 HPI-indexed estimate, not a valuation
Highfield Crescent: 92 sales since 1995 · £440,819 average over 10 years
Schools nearby
No school in the register within reach of this postcode.
Highfield Crescent
How this home sits against its street.
41
graded homes
62.7
average score
D
most common grade
+8.3
this home vs street