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1 Penmaes, Pentyrch, Cardiff, CF15 9QS

EPC B

Estimated value

£520,000

  • Since the 2017 sale (£117,000)+344%
  • Against CF15 9QS's recent median (£333,500)+56%

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

Learn about this valuation
Property type
Detached
Floor area
140 m²
1507 sq ft
Energy rating
B
Score 91
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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

£520,000

  • Against its 2017 sale (£117,000)+344%
  • Against CF15 9QS's recent median (£333,500)+56%

Your note and figure are shown publicly on this page.

How the estimate is made

The estimate for 1 Penmaes is modelled from its 140 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in CF15 9QS. 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

    140 m² from the EPC lodged in October 2021

  • Sales of this home

    2 sales recorded, the latest in 2017

  • Recent sales in CF15 9QS

    5 sales, median £333,500 (2025–2018)

This page or the full report?

DataThis pageFull report
SalesLatest sale shown: September 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.

Sale price has at least doubled since 2000.

Sales timeline

  1. 6 July 2017Most recent

    £117,000

    +103.5%over 16 years

  2. 22 December 2000

    £57,500

Median price across the last 5 sales in CF15 9QS: £333,500 (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 1 Penmaes

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

1 Penmaes is a detached house in Pentyrch, Cardiff, Cardiff (CF15 9QS). It has a recorded floor area of 140 m² (around 1507 sq ft) and construction records dating it to 2021. The latest certificate (October 2021) returns a high B (score 91), putting the home a stone's throw from an A rating. When first surveyed in March 2019 the rating was C, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Very Good. The recommended improvements would push it to A (score 92).

On energy efficiency it sits in the top 10% of properties in this postcode. Across 2000–2017, sale prices on this property compounded at 4.4% per year. Today's modelled estimate of £520,000 sits 344.4% above the 2017 sale of £117,000. On a £-per-square-foot basis, the last sale (£78/sq ft) was about 66% below the postcode norm. Last changed hands 9 years ago, in July 2017.

Before you decide

Everything you need to know about 1 Penmaes

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.

1 Penmaes ranks among the most efficient homes in the postcode for energy use.

Current Certificate(1 of 2)
Oct 2021

EPC Rating

A
B
B91
C
D
E
F
G
Main Heating
Electric & Gas
Main Fuel
Gas
Hot Water
Good
Windows
Very Good
CO2 Emissions
1.1 t/year
Occupancy
—

Certificate validity

Valid until 18 October 2031

4 years remaining

Property Improvements

Changes detected from historical EPC data

Oct 2021from Mar 2019
EPC improved fromC73toB91
Heating Controls
Prog + StatFull Control

Heating controls upgraded for better temperature management

Windows
Full DoubleHigh Performance

High performance glazing installed

Planning

Planning history

Applications and permits filed against 1 Penmaes, Pentyrch, Cardiff, CF15 9QS, sourced from the PlanIt planning register.

1 Penmaes 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 Penmaes homes

Four headline reads against 12 similar houses on this street, drawn from the latest EPC and Land Registry data.

1 Penmaes is notably below the street on price per m².

Price per m²

£836

Street avg £2,789

Strongly below

Floor Area

140 m²

Street avg 123 m²

Above

CO₂ Emissions

1.1 t/year

Street avg 4.7 t/year

Strongly above

Years Held

9 years

Street avg 9 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

0.1 km

Pentyrch Surgery — bus stop.

Nearest stops

  • Pentyrch SurgeryBus stop149m
  • BrodegBus stop152m
  • Pentyrch CemeteryBus stop175m
  • Pentyrch ShopsBus stop193m

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 centuryDetached 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 £795 · 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.
£531k

1 Brodeg, Pentyrch

CF15 9TF

5 bed2 bath
£507k

1 Crib Y Lan, Gwaelod Y Garth

CF15 9LA

4 bed
£548k

1 Bryn Yr Eglwys, Pentyrch

CF15 9QW

4 bed2 bath
£481k

1 Crib Y Llan Cottages, Gwaelod Y Garth

CF15 9JJ

£569k

1 Bryn Briallu, Creigiau

CF15 9PR

£572k

1 Clawdd Shon Cottages, Temperance Road, Pentyrch

CF15 9PU

£470k

1 Bryn Siriol, Pentyrch

CF15 9QU

3 bed
£468k

1 Dol Y Felin, Creigiau

CF15 9SN

4 bed

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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 1 Penmaes is modelled from its 140 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in CF15 9QS. 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 1 Penmaes. 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 1 Penmaes was lodged in October 2021 at band B and is valid until October 2031. 2 certificates are on record, which shows how the home has changed.
Planning records
Planning applications are collected from local authority registers through PlanIt. None is matched to 1 Penmaes. 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 9QS.
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 1 Penmaes, Pentyrch, Cardiff, CF15 9QS. Each answer is also embedded as structured data for search engines.

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