33 John Street, Barry CF63 2RA

Semi-Detached house · Built 1900-1929 · 73 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

CB for £16,750 · £16,750 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Floor insulation£5,000 – £10,000£19538.4 yrs+5.3 pts
Solid wall insulation£7,500 – £11,000£21143.9 yrs+5.7 pts · reaches B

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

£1,187
per year at grade C
£781
per year at grade B

The full plan saves £406 a year — a 2.4% annual return on £16,750.

Energy costs as modelled on the certificate, not a bill.

Sold prices

22 March 2024£151,000
28 July 2017£95,000

Estimated today: £164,756 HPI-indexed estimate, not a valuation

John Street: 30 sales since 1995 · £137,744 average over 10 years

Schools nearby

The DfE register covers England. Welsh schools are held in a separate Welsh Government register, which we have not ingested yet.

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.

10.9
crimes a month
120
in the last 12 months
Violence and sexual offences
most common · 45% of the total

Police.uk street-level data for LSOA W01001071, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

John Street

How this home sits against its street.

17
graded homes
60.3
average score
D
most common grade
+13.7
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.