| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Hot water cylinder insulation | — | £15 – £400 | £48 | 4.3 yrs | +3.6 pts |
| Loft insulation | — | £100 – £350 | £27 | 8.5 yrs | +2.0 pts · reaches D |
| High-performance doors | — | £1,000 – £0 | £45 | 11.2 yrs | +3.3 pts |
| Biomass boiler | −£5,000 Boiler Upgrade Scheme | £2,000 – £8,000 | £186 | 26.9 yrs | +13.9 pts · reaches C |
| Solar photovoltaic panels | — | £3,500 – £5,500 | £52 | 50+ yrs | +3.9 pts |
| Floor insulation | — | £4,000 – £6,000 | £56 | 50+ yrs | +4.2 pts |
| Solar water heating | — | £4,000 – £6,000 | £43 | 50+ yrs | +3.2 pts · reaches B |
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 £456 a year — a 2.2% annual return on £20,433.
Energy costs as modelled on the certificate, not a bill. This fuel has too few recent certificates to restate at today's prices.
Sold prices
Estimated today: £84,683 HPI-indexed estimate, not a valuation
Poplar Close: 14 sales since 1995 · £89,500 average over 10 years
Schools nearby
The schools’ own performance — Progress 8 shows value added, not just raw results.
| School | Phase | Distance | Progress |
|---|---|---|---|
| Highwoods Academy | Primary | 0.2 mi | — |
| Montagu Academy | Primary | 0.3 mi | — |
| Mexborough St John the Baptist CofE Primary School | Primary | 0.6 mi | — |
| The Laurel Academy | Secondary | 0.2 mi | Progress 8 +0.17 · average (2023/24) |
| Swinton Academy | Secondary | 1.5 mi | Progress 8 -0.21 · below average (2023/24) |
| Saint Pius X Catholic High School A Specialist School in Humanities | Secondary | 1.7 mi | Not in the KS4 performance tables |
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.
Area context
Police-recorded crime for the wider neighbourhood, not this address. We grade homes, never neighbourhoods — so this is reported as a count, not a rating.
Police.uk street-level data for LSOA E01007573, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.
Poplar Close
How this home sits against its street.