21 Newtown, Hullavington, Chippenham SN14 6EQ

Semi-Detached house · Built before 1900 · 74 m² · Owner-Occupied · Electric storage heaters

Upgrade Plan

GC for £26,523 · £6,631 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Hot water cylinder insulation£15 – £30£3200.1 yrs+6.4 pts · reaches F
High-retention storage heaters£2,000 – £3,000£7373.4 yrs+14.8 pts
Room-in-roof insulation£1,500 – £2,700£5164.1 yrs+10.4 pts · reaches E
Floor insulation£800 – £6,000£3749.1 yrs+7.5 pts · reaches D
Solar photovoltaic panels£3,500 – £5,500£34613.0 yrs+7.0 pts
Solar water heating£4,000 – £6,000£29017.2 yrs+5.8 pts
Solid wall insulation£4,000 – £14,000£40422.3 yrs+8.1 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

£4,742
per year at grade G
£1,755
per year at grade C

The full plan saves £2,987 a year — a 11.3% annual return on £26,523.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2024, states £4,849 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

21 February 2025£205,000

Estimated today: £211,439 HPI-indexed estimate, not a valuation

Newtown: 49 sales since 1995 · £328,917 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Hullavington CofE Primary and Nursery SchoolPrimary0.1 mi
Stanton St Quintin Primary and Nursery SchoolPrimary1.7 mi
Kington St Michael Church of England Primary SchoolPrimary3.0 mi
Malmesbury SchoolSecondary3.6 miProgress 8 +0.34 · above average (2023/24)
Hardenhuish SchoolSecondary4.9 miProgress 8 +0.14 · average (2023/24)
Sheldon SchoolSecondary5.1 miProgress 8 -0.10 · 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.

4
crimes a month
16
in the last 12 months
Other theft
most common · 31% of the total

Police.uk street-level data for LSOA E01031960, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Newtown

How this home sits against its street.

25
graded homes
51.1
average score
E
most common grade
-35.1
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.