HM Land Registry records the plot of land for 18, Castle Street, Brecon as measuring 55 m².

That makes it the 5th largest plot in the postcode, where 3 of the 5 other houses have recorded plot data.

The most recent sale of 18, Castle Street, Brecon completed on 31st March 2016 at £292,500 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold 3 times.

Values of comparable properties have risen by 91.4% over the period since March 2016.

• Sold Mar 2016£292,500
• Sold Dec 2010£240,000
• Sold Apr 1998£71,000

Since 2007 21 properties similar to 18, Castle Street, Brecon have sold within a radius of 660 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 19th January 2026, was Ysgubor, Kensington, Brecon, LD3 9AY, a freehold house which sold for £232,500.

Read more about house prices in LD3.

• Sold Jan 2026£232,500 | 4 Bed HouseYsgubor, Kensington, Brecon, LD3 9AYYsgubor, Kensington, Brecon, LD3 9AY
• Sold Nov 2025£220,000 | 4 Bed House3, Honddu Court, Brecon, LD3 7JW3, Honddu Court, Brecon, LD3 7JW
• Sold Jul 2025£255,000 | 4 Bed House23, The Struet, Brecon, LD3 7LW23, The Struet, Brecon, LD3 7LW
• Sold Nov 2024£180,000 | 4 Bed House45, Free Street, Brecon, LD3 7BN45, Free Street, Brecon, LD3 7BN
• Sold Nov 2023£195,000 | 4 Bed House92, The Struet, Brecon, LD3 7LS92, The Struet, Brecon, LD3 7LS
• Sold Sep 2023£270,000 | 4 Bed House1 Beacons View, Mount Street, Brecon, LD3 7LY1 Beacons View, Mount Street, Brecon, LD3 7LY
• Sold Sep 2022£285,000 | 4 Bed House98, The Struet, Brecon, LD3 7LS98, The Struet, Brecon, LD3 7LS
• Sold Jun 2022£282,000 | 4 Bed House20, Watton, Brecon, LD3 7ED20, Watton, Brecon, LD3 7ED
• Sold Sep 2021£172,500 | 4 Bed House88, The Struet, Brecon, LD3 7LS88, The Struet, Brecon, LD3 7LS
• Sold Nov 2019£189,000 | 4 Bed House72, The Struet, Brecon, LD3 7LN72, The Struet, Brecon, LD3 7LN
• Sold Mar 2019£90,000 | 4 Bed House2, Lansdowne Terrace, Brecon, LD3 7ES2, Lansdowne Terrace, Brecon, LD3 7ES
• Sold Mar 2019£235,000 | 4 Bed HouseWatergate Mill, Watergate, Brecon, LD3 9ANWatergate Mill, Watergate, Brecon, LD3 9AN
• Sold Sep 2016£187,500 | 4 Bed House19, Maendu Terrace, Brecon, LD3 9HH19, Maendu Terrace, Brecon, LD3 9HH
• Sold Jul 2016£220,000 | 4 Bed House47, Newmarch Street, Brecon, LD3 8AY47, Newmarch Street, Brecon, LD3 8AY
• Sold May 2016£275,000 | 4 Bed House7, Mount Street, Brecon, LD3 7LU7, Mount Street, Brecon, LD3 7LU
• Sold Dec 2015£120,000 | 4 Bed House48, The Struet, Brecon, LD3 7LW48, The Struet, Brecon, LD3 7LW
• Sold Mar 2014£280,000 | 4 Bed House4 The Promenade, Kensington, Brecon, LD3 9AY4 The Promenade, Kensington, Brecon, LD3 9AY
• Sold May 2012£210,000 | 4 Bed House6, Bridge Street, Brecon, LD3 8AH6, Bridge Street, Brecon, LD3 8AH
• Sold Jul 2007£265,000 | 4 Bed HouseWillow House, Belle Vue Road, Brecon, LD3 7NEWillow House, Belle Vue Road, Brecon, LD3 7NE
• Sold Feb 2007£170,000 | 4 Bed House12, Priory Hill, Brecon, LD3 9DH12, Priory Hill, Brecon, LD3 9DH

Of the 36 addresses on Castle Street, Brecon, LD3, 18, Castle Street, Brecon comes out as the 5th largest and the 9th most expensive in our analysis of the public data.

It is also £54k less expensive than the average property across the LD3 district.

• Llangammarch

  |

  21.5 km away
• Rhymney

  |

  22.3 km away
• Garth (Powys)

  |

  22.6 km away

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