Flat 2, 71a, Knightsbridge, London SW1X 7RB

Mid-Terrace flat · Built before 1900 · 90 m² · Owner-occupied · Boiler and radiators, mains gas

Upgrade Plan

DB for £16,598 · £8,299 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Hot water cylinder insulation£15 – £30£1690.1 yrs+4.6 pts · reaches C
Low energy lighting£75£98.6 yrs+0.2 pts
Band A condensing boiler£2,200 – £3,000£12221.3 yrs+3.3 pts
Solid wall insulation£4,000 – £14,000£21442.0 yrs+5.9 pts
Double glazing£3,300 – £6,500£7250+ yrs+2.0 pts · reaches B

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

£1,259
per year at grade D
£673
per year at grade B

The full plan saves £586 a year — a 3.5% annual return on £16,598.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2012, states £744 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

No sale recorded for this address since 1995.

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.

31.2
crimes a month
343
in the last 12 months
Theft from the person
most common · 23% of the total

Police.uk street-level data for LSOA E01004691, 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.