21 Fairway, Carshalton SM5 4HR

Semi-Detached house · Built 1930-1949 · 150 m² · Room heaters, mains gas, Room heaters, mains gas

Upgrade Plan

Get upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Cavity wall insulation(optional, beyond F)£100 – £300£752.7 yrs+1.0 pts
Loft insulation(optional, beyond F)£100 – £300£484.2 yrs+0.7 pts
Low energy lighting(optional, beyond F)£23£45.3 yrs+0.1 pts
Change of heating system(optional, beyond F)£3,000 – £7,000£28517.5 yrs+4.0 pts
Solid wall insulation(optional, beyond F)£5,500 – £14,500£10850+ yrs+1.5 pts
Double glazing(optional, beyond F)£2,500 – £6,500£3650+ yrs+0.5 pts
Solar photovoltaic panels(optional, beyond F)£11,000 – £20,000£9250+ yrs+1.3 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

£4,509
per year at grade F
£3,861
per year at grade F

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2011, states £2,749 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

28 October 2011£405,000

Estimated today: £814,870 HPI-indexed estimate, not a valuation

Fairway: 61 sales since 1995 · £779,382 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Avenue Primary AcademyPrimary0.8 mi
Barrow Hedges Primary SchoolPrimary0.8 mi
Devonshire Primary SchoolPrimary0.9 mi
Harris Academy SuttonSecondary0.4 miProgress 8 +0.91 · well above average (2023/24)
Overton Grange SchoolSecondary0.9 miProgress 8 -0.17 · average (2023/24)
Oaks Park High SchoolSecondary0.9 miProgress 8 -0.55 · well 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.

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.

4.9
crimes a month
39
in the last 12 months
Violence and sexual offences
most common · 36% of the total

Police.uk street-level data for LSOA E01004091, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Fairway

How this home sits against its street.

26
graded homes
58.2
average score
D
most common grade
-36.2
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.