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21 Gwern Gwynfael, Capel Llanilltern, Cardiff, CF5 6GE

EPC B
Property type
End terrace
Floor area
98 m²
1055 sq ft
Energy rating
B
Score 84
Overview

About 21 Gwern Gwynfael

A plain-English summary derived from public records, EPC certificates, sold prices and local data.

21 Gwern Gwynfael is an end-of-terrace house in Capel Llanilltern, Cardiff, Cardiff (CF5 6GE). It has a recorded floor area of 98 m² (around 1055 sq ft) and construction records dating it to 2023. The latest certificate (September 2023) returns a B (score 84), comfortably above the UK average. The recommended improvements would push it to A (score 95).

Today's modelled estimate of £334,000 is 11.3% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£284/sq ft) was about 15.7% below the postcode norm. Most recent transfer: October 2023 at £300,000.

Before you decide

Everything you need to know about 21 Gwern Gwynfael

The true value, the hidden risks and the full sale history, in one report.

Larger development activity nearby

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Preview of the full property report

The data behind every report

  • HM Land Registry, source of sold price history
  • Department for Education, source of schools data
  • Police.uk, source of crime statistics
  • Department for Transport, source of stations and transport links
  • Environment Agency, source of flood risk data
  • Department for Environment, Food & Rural Affairs, source of road noise data
  • PlanIt, source of planning application records
Energy

Energy performance

Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.

21 Gwern Gwynfael's carbon output is low for the local stock.

EPC Rating

A
B
B84
C
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Very Good
CO2 Emissions
1.3 t/year
Occupancy
—
SDL Surveying

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Level 2 HomeBuyer Report

21st centuryEnd-Terrace HouseEPC B

We've checked 10 risk factors against the available data for this property and believe a Level 2 HomeBuyer Report could be a suitable option for you.

From £595 · Includes VAT

Planning

Planning history

Applications and permits filed against 21 Gwern Gwynfael, Capel Llanilltern, Cardiff, CF5 6GE, sourced from the PlanIt planning register.

21 Gwern Gwynfael has no planning applications on record.

1

But the area is active

1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.

Price

Sales history & valuation

Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
Current estimate

£334,000

Modelled from EPC, postcode comparables.

See how we calculated this
Last sold (2023)

£300,000

Recorded with HM Land Registry.

Sales timeline

  1. 26 October 2023Most recent

    £300,000

Median price across the last 5 sales in CF5 6GE: £299,995 (2025–2024).

On the street

Versus other Gwern Gwynfael homes

Four headline reads against 81 similar houses on this street, drawn from the latest EPC and Land Registry data.

21 Gwern Gwynfael is notably below the street on price per m².

Price per m²

£3,061

Street avg £4,434

Strongly below

Floor Area

98 m²

Street avg 85 m²

Strongly above

CO₂ Emissions

1.3 t/year

Street avg 1.1 t/year

Below

Years Held

3 years

Street avg 3 years

Above
Before you decide

Everything you need to know about 21 Gwern Gwynfael

The true value, the hidden risks and the full sale history, in one report.

Larger development activity nearby

Pick your report · every report is £14.99

One time fee only - money back guarantee

Preview of the full property report

The data behind every report

  • HM Land Registry, source of sold price history
  • Department for Education, source of schools data
  • Police.uk, source of crime statistics
  • Department for Transport, source of stations and transport links
  • Environment Agency, source of flood risk data
  • Department for Environment, Food & Rural Affairs, source of road noise data
  • PlanIt, source of planning application records
Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£317k

1 Castle Green, St George S Super Ely

CF5 6EX

£296k

1 Clive Cottages, St Fagans

CF5 6EE

£294k

1 Coedlan Y Trenshys, St Fagans

CF5 6FS

£384k

1 Cardiff Road, St Fagans

CF5 6EB

2 bed
£285k

1 Cottage Row, Twyn Yr Odyn

CF5 6BN

2 bed2 bath
£412k

1 Burdons Close, Wenvoe

CF5 6FE

£419k

1 Clos Yr Onnen, Capel Llanilltern

CF5 6GP

£421k

1 Church Row, St Nicholas

CF5 6SP

3 bed
Area

The neighbourhood at a glance

A condensed read of the local area. Each tile links through to the full breakdown on the Cardiff district page.
Full Cardiff report

Crime

6/mo

Steady year-on-year across the wider district.

Nearest stop

0.5 km

Robin Hill — bus stop.

Go deeper on the local area

A Local Area report breaks down crime, transport links, schools and air quality in depth.

FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 21 Gwern Gwynfael, Capel Llanilltern, Cardiff, CF5 6GE. Each answer is also embedded as structured data for search engines.