12 Ashfurlong Road, Sheffield S17 3NL

Detached house · Built 1900-1929 · 193 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

EC for £5,303 · £2,651 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Hot water cylinder insulation£15 – £30£3040.1 yrs+5.3 pts
Loft insulation£100 – £350£1691.3 yrs+2.9 pts
Floor insulation£800 – £1,200£3562.8 yrs+6.2 pts · reaches D
Heating controls£350 – £450£1303.1 yrs+2.2 pts
Low energy lighting£55£163.5 yrs+0.3 pts
Cavity wall insulation£500 – £1,500£2663.8 yrs+4.6 pts
Band A condensing boiler£2,200 – £3,000£21911.9 yrs+3.8 pts · reaches C
Solar photovoltaic panels(optional, beyond C)£5,000 – £8,000£32919.7 yrs+5.7 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

£3,693
per year at grade E
£1,905
per year at grade C

The full plan saves £1,459 a year — a 27.5% annual return on £5,303.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2015, states £2,575 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

22 November 2017£655,000
13 February 2009£488,250
1 October 1997£255,000

Estimated today: £917,897 HPI-indexed estimate, not a valuation

Ashfurlong Road: 38 sales since 1995

Schools nearby

The schools’ own performance — Progress 8 shows value added, not just raw results.

SchoolPhaseDistanceProgress
Dore Primary SchoolPrimary0.5 mi
Bradway Primary SchoolPrimary0.9 mi
Totley All Saints Church of England Voluntary Aided Primary SchoolPrimary1.0 mi
King Ecgbert SchoolSecondary0.7 miProgress 8 +0.81 · well above average (2023/24)
Silverdale SchoolSecondary1.7 miProgress 8 +0.58 · well above average (2023/24)
High Storrs SchoolSecondary2.1 miProgress 8 +0.87 · well above average (2023/24)

Schools from the DfE register, performance from the KS4 performance tables. Progress 8 is a GCSE measure, so primaries have none. Distance is straight-line from the postcode, not a catchment: admission is decided by the school, not by us.

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.

6.7
crimes a month
40
in the last 12 months
Violence and sexual offences
most common · 28% of the total

Police.uk street-level data for LSOA E01007920, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Ashfurlong Road

How this home sits against its street.

9
graded homes
56.6
average score
C
most common grade
-10.6
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.