12 Carlton Gate, Swindon SN3 1NF

Detached house · Built 1976-1982 · 201 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

CB for £1,200 · £1,200 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Cavity wall insulation£900 – £1,500£1537.9 yrs+1.7 pts · reaches B
Floor insulation(optional, beyond B)£5,000 – £10,000£20436.7 yrs+2.3 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

£2,488
per year at grade C
£2,131
per year at grade B

The full plan saves £153 a year — a 12.8% annual return on £1,200.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2025, states £2,300 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

28 November 2025£775,000
12 February 2009£439,950
17 June 2005£410,000

Estimated today: £787,363 HPI-indexed estimate, not a valuation

Carlton Gate: 30 sales since 1995

Schools nearby

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

SchoolPhaseDistanceProgress
Lawn Primary and Nursery SchoolPrimary0.5 mi
The Croft Primary SchoolPrimary0.8 mi
Oaktree Nursery and Primary SchoolPrimary0.9 mi
Lawn Manor AcademySecondary1.1 miProgress 8 -0.03 · average (2023/24)
The Commonweal SchoolSecondary1.4 miProgress 8 -0.11 · average (2023/24)
The Ridgeway School & Sixth Form CollegeSecondary1.7 miProgress 8 +0.18 · 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.

7.1
crimes a month
64
in the last 12 months
Violence and sexual offences
most common · 47% of the total

Police.uk street-level data for LSOA E01033847, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Carlton Gate

How this home sits against its street.

5
graded homes
59.8
average score
D
most common grade
+20.2
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.