104 Ridge Road, Letchworth Garden City SG6 1PT

Mid-Terrace house · Built 1900-1929 · 84 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

DB for £12,038 · £6,019 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Hot water cylinder insulation£15 – £30£1260.2 yrs+5.0 pts
Low energy lighting£15£62.3 yrs+0.3 pts
Heating controls£350 – £450£547.5 yrs+2.1 pts
Room-in-roof insulation£1,500 – £2,700£20310.3 yrs+8.0 pts · reaches C
Solar photovoltaic panels£3,500 – £5,500£13633.1 yrs+5.4 pts
Floor insulation£4,000 – £6,000£14734.0 yrs+5.8 pts · reaches B
Solar water heating(optional, beyond B)£4,000 – £6,000£11443.8 yrs+4.5 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

£1,722
per year at grade D
£936
per year at grade B

The full plan saves £672 a year — a 5.6% annual return on £12,038.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2022, states £1,014 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

13 July 2023£407,000
8 August 2011£200,000
27 October 2006£190,000

Estimated today: £436,446 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.