What type of property is Arnolds House, Pentwyn Terrace, CF3 2TW?

Arnolds House, Pentwyn Terrace, CF3 2TW is a detached house.

When did Arnolds House, Pentwyn Terrace, CF3 2TW last change hands?

Arnolds House, Pentwyn Terrace, CF3 2TW last sold for £500,000 in October 2021, around 5 years ago. Before that, it sold for £249,999 in October 2005, so prices have been rising over 16 years on record. Source: HM Land Registry.

Has Arnolds House, Pentwyn Terrace, CF3 2TW appreciated in value?

Across 2 sales between October 2005 and October 2021, Arnolds House, Pentwyn Terrace, CF3 2TW rose from £249,999 to £500,000, a change of £250,001. That works out to roughly +4.4% per year compounded over 16 years. Source: HM Land Registry.

What energy rating does Arnolds House, Pentwyn Terrace, CF3 2TW have?

The current EPC rating for Arnolds House, Pentwyn Terrace, CF3 2TW is C with a score of 76 out of 100, lodged in June 2021. The assessor estimates the property could reach a B. Source: EPC Register.

What is the floor area of Arnolds House, Pentwyn Terrace, CF3 2TW?

Arnolds House, Pentwyn Terrace, CF3 2TW has a recorded floor area of 144 m² (1,550 sq ft). That makes it about 60% larger than the median EPC-recorded property in CF3 2TW. Source: EPC Register.

How is Arnolds House, Pentwyn Terrace, CF3 2TW heated?

The latest EPC at Arnolds House, Pentwyn Terrace, CF3 2TW records mains gas as the main heating fuel. Source: EPC Register.

What council tax band is Arnolds House, Pentwyn Terrace, CF3 2TW?

Arnolds House, Pentwyn Terrace, CF3 2TW is in council tax band G. That sits towards the upper end of the band ladder, typically reflecting larger or higher-value homes.

Where is Arnolds House, Pentwyn Terrace, CF3 2TW located?

Arnolds House, Pentwyn Terrace, CF3 2TW sits in Marshfield, Cardiff, Cardiff. It falls within the CF3 postcode district.

How safe is the area around Arnolds House, Pentwyn Terrace, CF3 2TW?

Police records around Arnolds House, Pentwyn Terrace, CF3 2TW show an average of 242 reported crimes per month over the last 18 months. Violent crime makes up roughly 36% of reports, the most common category. The overall trend is falling (22% versus the prior period). Source: Police UK.

What transport links are near Arnolds House, Pentwyn Terrace, CF3 2TW?

The closest bus stop to Arnolds House, Pentwyn Terrace, CF3 2TW is Pentwyn Terrace, 128m away. In total there are 30 bus stops within the surrounding area.

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Arnolds House, Pentwyn Terrace, Marshfield, Cardiff, CF3 2TW

Property type

Detached

Habitable rooms

From EPC

Floor area

144 m²

1550 sq ft

Energy rating

Score 76

Council tax

Band G

Tenure

Owner Occupied

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Overview

About Arnolds House

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

Arnolds House is a detached house in Marshfield, Cardiff, Cardiff (CF3 2TW). It has a recorded floor area of 144 m² (around 1550 sq ft), construction records dating it to 2003-2006 and council tax band G. The latest certificate (June 2021) shows a C (score 76), near the top of the C band. The recommended improvements would push it to B (score 84).

At 144 m² the property is well over the postcode median (90 m² across 23 EPCs), placing it in the larger end of the local stock. Across 2005–2021, sale prices on this property compounded at 4.4% per year. Today's modelled estimate of £559,000 is 11.8% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£323/sq ft) was about 116.4% above the typical sold price in the postcode. Last sale on file: £500,000 in October 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.

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Energy

Energy performance

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

Current Certificate

Jun 2021

EPC Rating

C76

Main Heating

Gas

Main Fuel

Gas

Hot Water

Good

Windows

Good

CO2 Emissions

3.5 t/year

Occupancy

Owner Occupied

Certificate validity

Valid until 23 June 2031

4 years remaining

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21st centuryDetached HouseEPC C

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Planning

Planning history

Applications and permits filed against Arnolds House, Pentwyn Terrace, Marshfield, Cardiff, CF3 2TW, sourced from the PlanIt planning register.

Arnolds House has no planning applications on record.

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.

Latest sale on Arnolds House was the highest on Land Registry record across the postcode.

Current estimate

£559,000

Modelled from EPC, postcode comparables and a sale-price growth of 4.4% per year over 16 years.

See how we calculated this

Last sold (2021)

£500,000

Growth on file: 4.4% per year over 16 years.

Sales timeline

28 October 2021Most recent
£500,000
+100.0%over 16 years
13 October 2005
£249,999

Median price across the last 5 sales in CF3 2TW: £220,000 (2025–2022).

Nearby sales in CF3 2TW

On the street

Versus other Pentwyn Terrace homes

Four headline reads against 23 similar houses on this street, drawn from the latest EPC and Land Registry data.

Price per m² for Arnolds House runs comfortably ahead of the street norm.

Price per m²

£3,472

Street avg £1,958

Strongly above

Floor Area

144 m²

Street avg 98 m²

Strongly above

Habitable Rooms

7 rooms

Street avg 5 rooms

Strongly above

CO₂ Emissions

3.5 t/year

Street avg 3.5 t/year

On par

Before you decide

Everything you need to know about Arnolds House

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

Larger development activity nearby

Pick your report · from £14.99

One time fee only - money back guarantee

The data behind every report

Comparables

Similar properties nearby

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

£557k

1 Bayview Cottage, Wellfield Road, Marshfield

CF3 2UB

£552k

1 Mallards Reach, Marshfield

CF3 2NN

4 bed2 bath

£520k

1 Blacktown Gardens, Marshfield

CF3 2SF

4 bed

£610k

1 Cambrian Crescent, Marshfield

CF3 2TD

5 bed4 bath

£512k

1 Herbert Close, Marshfield

CF3 2UD

£511k

1 Cypress Crescent, St Mellons

CF3 2WL

4 bed2 bath

£489k

1 Cambrian Grove, Marshfield

CF3 2US

4 bed2 bath

£640k

1 Clos Elphan, St Mellons

CF3 2AE

4 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

242/mo

Falling year-on-year across the wider district.

Nearest stop

0.1 km

Pentwyn Terrace — 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 Arnolds House, Pentwyn Terrace, Marshfield, Cardiff, CF3 2TW. Each answer is also embedded as structured data for search engines.