HM Land Registry records the plot of land for 6, Llanarth Street, Caerphilly as measuring 252 m².

That makes it the 7th largest plot in the postcode, where 15 of the 21 other houses have recorded plot data.

6, Llanarth Street, Caerphilly has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 20 Jul 2010.

The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).

The most recent sale of 6, Llanarth Street, Caerphilly completed on 17th December 2019 at £234,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold twice.

Values of comparable properties have risen by 24.3% over the period since December 2019.

• Sold Dec 2019£234,000
• Sold Apr 2011£189,000

Since 2012 124 properties similar to 6, Llanarth Street, Caerphilly have sold within a radius of 2.5 kilometres, per the Land Registry and our network of Estate Agents.

The latest, on the 23rd January 2026, was 21, Graig View, Caerphilly, CF83 8SD, a freehold house which sold for £225,000.

Read more about house prices in CF83.

• Sold Jan 2026£225,000 | 3 Bed House21, Graig View, Caerphilly, CF83 8SD21, Graig View, Caerphilly, CF83 8SD
• Sold Dec 2025£227,500 | 3 Bed House40, Graig View, Caerphilly, CF83 8SE40, Graig View, Caerphilly, CF83 8SE
• Sold Dec 2025£220,000 | 3 Bed House2, Alma Street, Caerphilly, CF83 8PT2, Alma Street, Caerphilly, CF83 8PT
• Sold Nov 2025£245,000 | 3 Bed House31, Commercial Road, Caerphilly, CF83 8NB31, Commercial Road, Caerphilly, CF83 8NB
• Sold Oct 2025£215,000 | 3 Bed House34, Graig View, Caerphilly, CF83 8SE34, Graig View, Caerphilly, CF83 8SE
• Sold May 2025£240,000 | 3 Bed House10, Lewis Street, Caerphilly, CF83 8PP10, Lewis Street, Caerphilly, CF83 8PP
• Sold Nov 2023£228,000 | 3 Bed House16, Wyndham Street, Caerphilly, CF83 8PU16, Wyndham Street, Caerphilly, CF83 8PU
• Sold Jun 2023£150,000 | 3 Bed House13, Lewis Street, Caerphilly, CF83 8PP13, Lewis Street, Caerphilly, CF83 8PP
• Sold May 2023£215,000 | 3 Bed House12, Lewis Street, Caerphilly, CF83 8PP12, Lewis Street, Caerphilly, CF83 8PP
• Sold Dec 2022£185,000 | 3 Bed House23, Llanarth Street, Caerphilly, CF83 8SJ23, Llanarth Street, Caerphilly, CF83 8SJ
• Sold Dec 2022£249,999 | 3 Bed House73, Commercial Road, Caerphilly, CF83 8PG73, Commercial Road, Caerphilly, CF83 8PG
• Sold Feb 2022£141,000 | 3 Bed House15, Chatham, Caerphilly, CF83 8SA15, Chatham, Caerphilly, CF83 8SA
• Sold Nov 2021£175,000 | 3 Bed House1, Napier Street, Caerphilly, CF83 8PR1, Napier Street, Caerphilly, CF83 8PR
• Sold Jul 2021£157,500 | 3 Bed House28, Graig View, Caerphilly, CF83 8SE28, Graig View, Caerphilly, CF83 8SE
• Sold May 2021£163,000 | 3 Bed House25, Llanarth Street, Caerphilly, CF83 8SJ25, Llanarth Street, Caerphilly, CF83 8SJ
• Sold Nov 2020£198,000 | 3 Bed House13, Llanarth Street, Caerphilly, CF83 8SJ13, Llanarth Street, Caerphilly, CF83 8SJ
• Sold Oct 2018£116,000 | 3 Bed House38, Graig View, Caerphilly, CF83 8SE38, Graig View, Caerphilly, CF83 8SE
• Sold Oct 2018£173,000 | 3 Bed House12, Graig View, Caerphilly, CF83 8SE12, Graig View, Caerphilly, CF83 8SE
• Sold Feb 2018£176,500 | 3 Bed House19, Llanarth Street, Caerphilly, CF83 8SJ19, Llanarth Street, Caerphilly, CF83 8SJ
• Sold Dec 2012£105,000 | 3 Bed House15, Llanarth Street, Caerphilly, CF83 8SJ15, Llanarth Street, Caerphilly, CF83 8SJ

Of the 21 addresses on Llanarth Street, Machen, Caerphilly, CF83, 6, Llanarth Street, Caerphilly comes out as the 17th largest and the 11th most expensive in our analysis of the public data.

It is also £2k less expensive than the average property across the CF83 district.

• Risca & Pontymister

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  3.0 km away
• Crosskeys

  |

  3.0 km away
• Rogerstone

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  4.5 km away

The flood risk here is rated Very Low, based on Environment Agency data.