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Calon Y Garth, Mountain Road, Pentyrch, Cardiff, CF15 9QP

EPC B

Estimated value

£751,000

  • Since the 2021 sale (£300,000)+150%
  • Against CF15 9QP's recent median (£425,000)+77%

Newest record on this page: January 2025. Land Registry and EPC registers update monthly, so this page can trail them by 2–3 months.

Learn about this valuation
Property type
Semi-detached
Floor area
224 m²
2411 sq ft
Energy rating
B
Score 87
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Valuation

About this valuation

How the figure is worked out and what it's based on. If you know this home, you can tell other visitors what you think it's worth.

Our estimate

£751,000

  • Against its 2021 sale (£300,000)+150%
  • Against CF15 9QP's recent median (£425,000)+77%

Your note and figure are shown publicly on this page.

How the estimate is made

The estimate for Calon Y Garth is modelled from its 224 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in CF15 9QP. It is an automated estimate, not a survey or mortgage valuation: condition, layout and improvements that aren't on record can move the real figure either way.

What it's based on

  • Floor area

    224 m² from the EPC lodged in February 2024

  • Sales of this home

    2 sales recorded, the latest in 2021

  • Recent sales in CF15 9QP

    5 sales, median £425,000 (2025–2018)

This page or the full report?

DataThis pageFull report
SalesLatest sale shown: January 2025Latest available records, read when you order
ValuationEstimate from the last refreshAnalysed against comparable sales
PlanningNone on this homeFull history, plus nearby schemes
Flood riskNot shownIncluded
Price

Sales history & valuation

Every recorded sale of this home, how its price has moved, and what neighbouring properties have sold for.

Calon Y Garth's modelled value sits at over four times its earliest registered sale price (2017).

Sales timeline

  1. 12 February 2021Most recent

    £300,000

    +63.9%over 3 years

  2. 1 March 2017

    £183,000

Median price across the last 5 sales in CF15 9QP: £425,000 (2025–2018).

Risks

What this page doesn't show

Nothing is flagged from the data on this page, but these checks are only run in the report. The detail, evidence and what to ask about it are in the Risks Report.
  • Flood risk from rivers, sea and surface waterIn report
  • Subsidence and ground-stability signalsIn report
  • Refusals, enforcement and big schemes nearbyIn report

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Overview

About Calon Y Garth

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

Calon Y Garth is a semi-detached house in Pentyrch, Cardiff, Cardiff (CF15 9QP). It has a recorded floor area of 224 m² (around 2411 sq ft) and construction records dating it to 2020. The latest certificate (February 2024) returns a high B (score 87), putting the home a stone's throw from an A rating. The recommended improvements would push it to A (score 92).

At 224 m² the property is well over the postcode median (130 m² across 12 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode. Across 2017–2021, sale prices on this property compounded at 13.3% per year. Today's modelled estimate of £751,000 sits 150.3% above the 2021 sale of £300,000. On a £-per-square-foot basis, the last sale (£124/sq ft) was about 28.2% below the postcode norm. Most recent transfer: February 2021 at £300,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.

Before you decide

Everything you need to know about Calon Y Garth

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

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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.

Calon Y Garth ranks among the most efficient homes in the postcode for energy use.

Current Certificate
Feb 2024

EPC Rating

A
B
B87
C
D
E
F
G
Main Heating
—
Main Fuel
Gas
Hot Water
Good
Windows
Very Good
CO2 Emissions
2.6 t/year
Occupancy
—

Certificate validity

Valid until 21 February 2034

7 years remaining
Planning

Planning history

Applications and permits filed against Calon Y Garth, Mountain Road, Pentyrch, Cardiff, CF15 9QP, sourced from the PlanIt planning register.

Calon Y Garth has no planning applications on record.

A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.

On the street

Versus other Mountain Road homes

Four headline reads against 8 similar houses on this street, drawn from the latest EPC and Land Registry data.

Calon Y Garth is notably below the street on price per m².

Price per m²

£1,339

Street avg £2,794

Strongly below

Floor Area

224 m²

Street avg 210 m²

On par

CO₂ Emissions

2.6 t/year

Street avg 8.7 t/year

Strongly above

Years Held

5 years

Street avg 8 years

On par
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

85/mo

Steady year-on-year across the wider district.

Nearest stop

0.3 km

Pentyrch Shops — bus stop.

Nearest stops

  • Pentyrch ShopsBus stop267m
  • Pentyrch CemeteryBus stop306m
  • Pentyrch War MemorialBus stop325m
  • Pentyrch SurgeryBus stop338m

Most reported crime locally

  • Violence & Sexual Offences366 reports33%
  • Anti-social Behaviour150 reports14%
  • Public Order141 reports13%
  • Shoplifting104 reports9%

Go deeper on the local area

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

SDL Surveying

Get a survey for this property

Level 2 HomeBuyer Report

21st centurySemi-Detached 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 £995 · Includes VAT

Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£685k

1 Clos Darren Las, Creigiau

CF15 9SL

5 bed3 bath
£587k

1 Clos Goch, Pentyrch

CF15 9RA

4 bed1 bath
£572k

1 Clawdd Shon Cottages, Temperance Road, Pentyrch

CF15 9PU

£569k

1 Bryn Briallu, Creigiau

CF15 9PR

£548k

1 Bryn Yr Eglwys, Pentyrch

CF15 9QW

4 bed2 bath
£531k

1 Brodeg, Pentyrch

CF15 9TF

5 bed2 bath
£507k

1 Crib Y Lan, Gwaelod Y Garth

CF15 9LA

4 bed
£481k

1 Crib Y Llan Cottages, Gwaelod Y Garth

CF15 9JJ

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Method

How to read this page

Where every figure above comes from, how current it is and what it can't tell you.
Valuation method in detail
How the estimate is made
The estimate for Calon Y Garth is modelled from its 224 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in CF15 9QP. It is an automated estimate, not a survey or mortgage valuation: condition, layout and improvements that aren't on record can move the real figure either way.
Where sold prices come from
Sold prices are HM Land Registry Price Paid Data, which covers residential sales in England and Wales since 1995. 2 sales are recorded for Calon Y Garth. Sales normally appear two to three months after completion, so the most recent ones take time to show up anywhere.
Reading the EPC
Energy Performance Certificates rate homes from A (most efficient) to G and last 10 years. The latest one for Calon Y Garth was lodged in February 2024 at band B and is valid until February 2034. Floor area, heating and insulation details on this page come from it.
Planning records
Planning applications are collected from local authority registers through PlanIt. None is matched to Calon Y Garth. Councils sometimes file applications under a different address format, and applications on neighbouring land aren't listed here; the report covers both.
Area figures
Crime is police-recorded street-level data over the last 13 months, which places each incident at an approximate point. Schools and stops are measured in a straight line from CF15 9QP.
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about Calon Y Garth, Mountain Road, Pentyrch, Cardiff, CF15 9QP. Each answer is also embedded as structured data for search engines.

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