18 College Gardens, London E4 7LG

Semi-Detached house · Built 1930-1949 · 143 m² · Owner-occupied · Boiler and radiators, mains gas

Upgrade Plan

EC for £13,060 · £6,530 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Floor insulation£800 – £1,200£2114.7 yrs+6.0 pts · reaches D
Heating controls£350 – £450£775.2 yrs+2.2 pts
Low energy lighting£60£96.5 yrs+0.3 pts
Band A condensing boiler£2,200 – £3,000£12920.1 yrs+3.7 pts
Solid wall insulation£4,000 – £14,000£22839.5 yrs+6.4 pts · reaches C
Solar photovoltaic panels(optional, beyond C)£9,000 – £14,000£19550+ yrs+5.5 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

£2,356
per year at grade E
£1,507
per year at grade C

The full plan saves £654 a year — a 5.0% annual return on £13,060.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2012, states £1,380 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

29 April 2013£490,000
15 August 2003£290,000

Estimated today: £1,096,467 HPI-indexed estimate, not a valuation

Schools nearby

No school in the register within reach of this postcode.

Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.