23 Devonshire Avenue, Woking GU21 5QW

Mid-Terrace house · Built 1950-1966 · 84 m² · Owner-occupied · Boiler and radiators, mains gas

Upgrade Plan

DB for £8,843 · £4,421 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Hot water cylinder insulation£15 – £400£1022.0 yrs+4.9 pts
Low energy lighting£35£56.7 yrs+0.2 pts
Floor insulation£800 – £1,200£1208.3 yrs+5.7 pts · reaches C
Band A condensing boiler£2,200 – £3,000£7435.3 yrs+3.5 pts
Solar water heating£4,000 – £6,000£9350+ yrs+4.4 pts · reaches B
Solar photovoltaic panels(optional, beyond B)£9,000 – £14,000£11150+ yrs+5.3 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

£1,309
per year at grade D
£804
per year at grade B

The full plan saves £394 a year — a 4.5% annual return on £8,843.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2013, states £790 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

16 September 2019£357,500
4 October 2013£217,500
23 August 2004£181,500

Estimated today: £391,859 HPI-indexed estimate, not a valuation

Devonshire Avenue: 65 sales since 1995 · £302,621 average over 10 years

Schools nearby

No school in the register within reach of this postcode.

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.

29
crimes a month
319
in the last 12 months
Violence and sexual offences
most common · 37% of the total

Police.uk street-level data for LSOA E01034293, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Devonshire Avenue

How this home sits against its street.

26
graded homes
64.7
average score
C
most common grade
-1.7
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.