Swallow Cottage, Offham, Lewes BN7 3QD

Detached house · Built 1950-1966 · 110 m² · Owner-Occupied · Boiler and radiators, oil

Upgrade Plan

EA for £44,190 · £11,048 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Loft insulation£100 – £350£573.9 yrs+3.5 pts
Heating controls£350 – £450£449.1 yrs+2.7 pts
High-performance doors£2,000 – £0£9610.4 yrs+5.9 pts · reaches D
Cavity wall insulation£500 – £1,500£9011.1 yrs+5.5 pts
Low energy lighting£65£512.3 yrs+0.3 pts
Floor insulation£800 – £6,000£12028.3 yrs+7.4 pts
Band A condensing boiler£2,200 – £3,000£7435.2 yrs+4.6 pts · reaches C
Solar photovoltaic panels£5,000 – £8,000£11150+ yrs+6.9 pts
Solid wall insulation£4,000 – £14,000£13050+ yrs+8.0 pts · reaches B
Wind turbine£15,000 – £25,000£10050+ yrs+6.1 pts · reaches A

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

£1,910
per year at grade E
£1,082
per year at grade A

The full plan saves £828 a year — a 1.9% annual return on £44,190.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2016, states £1,255 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

No sale recorded for this address since 1995.

Schools nearby

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

SchoolPhaseDistanceProgress
Hamsey Community Primary SchoolPrimary0.8 mi
Wallands Community Primary and Nursery SchoolPrimary1.0 mi
South Malling CofE Primary and Nursery SchoolPrimary1.4 mi
Priory SchoolSecondary2.0 miProgress 8 +0.48 · above average (2023/24)
Chailey SchoolSecondary3.3 miProgress 8 +0.36 · above average (2023/24)
King's Academy RingmerSecondary3.4 miProgress 8 +0.30 · 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.

8.3
crimes a month
83
in the last 12 months
Anti-social behaviour
most common · 34% of the total

Police.uk street-level data for LSOA E01021022, 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.