10 Twin Cottages, Stoneham, Lewes BN8 5RH

Semi-Detached house · Built 1900-1929 · 92 m² · Owner-Occupied · Boiler and radiators, electric

Upgrade Plan

ED for £16,023 · £16,023 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Hot water cylinder insulation£15 – £30£1590.1 yrs+3.0 pts
Floor insulation£800 – £1,200£1865.4 yrs+3.5 pts
High-performance doors£2,000 – £0£1496.7 yrs+2.8 pts
Solar water heating£4,000 – £6,000£14534.6 yrs+2.8 pts
Solid wall insulation£4,000 – £14,000£20244.7 yrs+3.8 pts · reaches D

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

£2,873
per year at grade E
£2,032
per year at grade D

The full plan saves £841 a year — a 5.2% annual return on £16,023.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2022, states £1,922 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

29 August 2025£725,000
7 October 2011£300,000

Estimated today: £730,370 HPI-indexed estimate, not a valuation

Schools nearby

The schools’ own performance — Progress 8 shows value added, not just raw results.

SchoolPhaseDistanceProgress
South Malling CofE Primary and Nursery SchoolPrimary0.6 mi
Wallands Community Primary and Nursery SchoolPrimary1.5 mi
Western Road Community Primary SchoolPrimary1.6 mi
Priory SchoolSecondary1.4 miProgress 8 +0.48 · above average (2023/24)
King's Academy RingmerSecondary1.8 miProgress 8 +0.30 · above average (2023/24)
Chailey SchoolSecondary4.3 miProgress 8 +0.36 · 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.

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.

6.5
crimes a month
52
in the last 12 months
Violence and sexual offences
most common · 31% of the total

Police.uk street-level data for LSOA E01021056, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.