25 Crofton Avenue, Sheffield S6 1WF

Mid-Terrace house · Built 1900-1929 · 94 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

D → C for £28,835 · £28,835 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Heating controls—£220 – £250£623.8 yrs+1.6 pts
Band A condensing boiler—£2,200 – £3,500£10527.2 yrs+2.8 pts
Floor insulation—£5,000 – £10,000£17044.0 yrs+4.5 pts
Solid wall insulation—£7,500 – £11,000£18450+ yrs+4.9 pts
Solar photovoltaic panels—£8,000 – £10,000£15850+ yrs+4.2 pts · reaches C

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

£2,105
per year at grade D
£1,426
per year at grade C

The full plan saves £679 a year — a 2.4% annual return on £28,835.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2025, states £1,946 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

4 March 2011£150,000
24 June 1996£48,950

Estimated today: £292,179 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.