3 Plas Glen Rosa, Penarth CF64 1TS

Mid-Terrace house · Built 1976-1982 · 57 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

CB for £5,500 · £5,500 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Cavity wall insulation£500 – £1,500£3131.8 yrs+4.9 pts
Solar photovoltaic panels£3,500 – £5,500£3950+ yrs+6.0 pts · reaches B
Solar water heating(optional, beyond B)£4,000 – £6,000£3350+ yrs+5.1 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

£788
per year at grade C
£685
per year at grade B

The full plan saves £70 a year — a 1.3% annual return on £5,500.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2019, states £499 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

9 December 2022£325,000
1 December 2015£215,000
15 November 2001£90,000

Estimated today: £340,109 HPI-indexed estimate, not a valuation

Plas Glen Rosa: 59 sales since 1995 · £350,094 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.

5.8
crimes a month
52
in the last 12 months
Anti-social behaviour
most common · 33% of the total

Police.uk street-level data for LSOA W01002037, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Plas Glen Rosa

How this home sits against its street.

19
graded homes
69.6
average score
C
most common grade
+1.4
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.