| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Hot water cylinder insulation | — | £15 – £30 | £566 | 0.0 yrs | +6.1 pts |
| Floor insulation | — | £800 – £1,200 | £662 | 1.5 yrs | +7.2 pts · reaches E |
| Low energy lighting | — | £65 | £29 | 2.2 yrs | +0.3 pts |
| Room-in-roof insulation | — | £1,500 – £2,700 | £913 | 2.3 yrs | +9.9 pts |
| Band A condensing boiler | — | £2,200 – £3,000 | £407 | 6.4 yrs | +4.4 pts · reaches D |
| Solar photovoltaic panels | — | £3,500 – £5,500 | £613 | 7.3 yrs | +6.7 pts |
| Solid wall insulation | — | £4,000 – £14,000 | £716 | 12.6 yrs | +7.8 pts · reaches C |
| Double glazing(optional, beyond C) | — | £3,300 – £6,500 | £240 | 20.5 yrs | +2.6 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 £3,904 a year — a 20.2% annual return on £19,288.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2020, states £4,516 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
Estimated today: £975,334 HPI-indexed estimate, not a valuation
St Edmunds Road: 50 sales since 1995 · £589,583 average over 10 years
Schools nearby
The schools’ own performance — Progress 8 shows value added, not just raw results.
| School | Phase | Distance | Progress |
|---|---|---|---|
| St Matthew's Church of England Primary School, Ipswich | Primary | 0.5 mi | — |
| St Margaret's Church of England Voluntary Aided Primary School, Ipswich | Primary | 0.6 mi | — |
| Handford Hall Primary School | Primary | 0.6 mi | — |
| Northgate High School | Secondary | 1.3 mi | Progress 8 +0.35 · above average (2023/24) |
| Ormiston Endeavour Academy | Secondary | 1.4 mi | Progress 8 -0.09 · average (2023/24) |
| Stoke High School - Ormiston Academy | Secondary | 1.6 mi | Progress 8 -0.41 · below 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.
St Edmunds Road
How this home sits against its street.