| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Solar photovoltaic panels | — | £3,500 – £5,500 | £136 | 33.2 yrs | +5.1 pts |
| Floor insulation | — | £4,000 – £6,000 | £146 | 34.1 yrs | +5.6 pts |
| Solar water heating | — | £4,000 – £6,000 | £114 | 44.0 yrs | +4.3 pts · reaches C |
| Solid wall insulation(optional, beyond C) | — | £4,000 – £14,000 | £158 | 50+ yrs | +6.0 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
£1,898
per year at grade D
£1,344
per year at grade C
The full plan saves £396 a year — a 2.7% annual return on £14,500.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2023, states £1,227 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
16 June 2017£165,000
23 March 2012£116,500
Estimated today: £227,235 HPI-indexed estimate, not a valuation
Hykeham Road: 350 sales since 1995 · £240,440 average over 10 years
Schools nearby
No school in the register within reach of this postcode.
Hykeham Road
How this home sits against its street.
178
graded homes
60.6
average score
D
most common grade
-2.6
this home vs street