21 Walcot Road, Swindon SN3 1BH

Detached house · Built 1930-1949 · 118 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

EC for £9,445 · £4,723 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Low energy lighting£20£92.3 yrs+0.3 pts
Loft insulation£100 – £350£952.4 yrs+3.1 pts · reaches D
Heating controls£350 – £450£735.5 yrs+2.4 pts
Double glazing£1,000 – £1,400£7216.6 yrs+2.3 pts
Band A condensing boiler£2,200 – £3,000£12321.1 yrs+4.0 pts
Solar water heating£4,000 – £6,000£15532.2 yrs+5.0 pts · reaches C
Solar photovoltaic panels(optional, beyond C)£5,000 – £8,000£18535.1 yrs+6.0 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

£2,109
per year at grade E
£1,396
per year at grade C

The full plan saves £528 a year — a 5.6% annual return on £9,445.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2017, states £1,364 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

28 May 2021£335,000
7 December 2017£250,000
5 January 1996£73,500

Estimated today: £403,982 HPI-indexed estimate, not a valuation

Walcot Road: 108 sales since 1995 · £303,980 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Lainesmead Primary School and NurseryPrimary0.2 mi
Drove Primary SchoolPrimary0.2 mi
Holy Rood Catholic Primary SchoolPrimary0.2 mi
Lawn Manor AcademySecondary0.4 miProgress 8 -0.03 · average (2023/24)
St Joseph's Catholic CollegeSecondary0.6 miProgress 8 +0.37 · above average (2023/24)
The Commonweal SchoolSecondary0.9 miProgress 8 -0.11 · 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.

12.8
crimes a month
128
in the last 12 months
Violence and sexual offences
most common · 53% of the total

Police.uk street-level data for LSOA E01015574, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Walcot Road

How this home sits against its street.

45
graded homes
61.1
average score
D
most common grade
-7.1
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.