16, Cae Castell, Builth Wells has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 25 Jun 2023.

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

16, Cae Castell, Builth Wells last changed hands on 23rd October 2025, selling for £355,000. The transaction was logged as a freehold house by HM Land Registry.

In total it has sold twice since 1995.

The market for similar properties has risen by 2.3% since October 2025.

• Sold Oct 2025£355,000
• Sold Dec 2023£350,000

Land Registry records and our Estate Agent network show 85 sales of comparable properties within 4.5 kilometres of 16, Cae Castell, Builth Wells since 2011.

Most recently, 21, Tyle Heulog, Builth Wells, LD2 3FD, a freehold house, sold at £397,000 on the 23rd October 2025.

Read more about house prices in LD2.

• Sold Oct 2025£397,000 | 4 Bed House21, Tyle Heulog, Builth Wells, LD2 3FD21, Tyle Heulog, Builth Wells, LD2 3FD
• Sold Oct 2025£327,500 | 4 Bed House3, Irfon Road, Builth Wells, LD2 3DE3, Irfon Road, Builth Wells, LD2 3DE
• Sold Aug 2025£275,000 | 4 Bed House23, Irfon Road, Builth Wells, LD2 3DE23, Irfon Road, Builth Wells, LD2 3DE
• Sold Aug 2025£355,000 | 4 Bed HouseHeather Bank, Irfon Road, Builth Wells, LD2 3DEHeather Bank, Irfon Road, Builth Wells, LD2 3DE
• Sold Jul 2025£300,000 | 3 Bed House9, Tyle Heulog, Builth Wells, LD2 3FD9, Tyle Heulog, Builth Wells, LD2 3FD
• Sold Nov 2024£387,000 | 4 Bed House19, Cae Castell, Builth Wells, LD2 3BE19, Cae Castell, Builth Wells, LD2 3BE
• Sold Sep 2024£300,000 | 4 Bed House18, Troed Y Bryn, Builth Wells, LD2 3FE18, Troed Y Bryn, Builth Wells, LD2 3FE
• Sold Aug 2024£310,000 | 4 Bed House1, Cae Castell, Builth Wells, LD2 3BE1, Cae Castell, Builth Wells, LD2 3BE
• Sold May 2023£315,000 | 4 Bed House6, Tyle Heulog, Builth Wells, LD2 3FD6, Tyle Heulog, Builth Wells, LD2 3FD
• Sold Apr 2022£400,000 | 3 Bed House21, Park Road, Builth Wells, LD2 3AU21, Park Road, Builth Wells, LD2 3AU
• Sold Jun 2021£245,000 | 3 Bed House11, Hill View Estate, Builth Wells, LD2 3DY11, Hill View Estate, Builth Wells, LD2 3DY
• Sold Jan 2021£270,875 | 4 Bed House11, Tyle Heulog, Builth Wells, LD2 3FD11, Tyle Heulog, Builth Wells, LD2 3FD
• Sold Oct 2020£270,000 | 3 Bed House7, Penybryn, Builth Wells, LD2 3LF7, Penybryn, Builth Wells, LD2 3LF
• Sold Oct 2017£210,000 | 3 Bed House2, Glandwr Park, Builth Wells, LD2 3DF2, Glandwr Park, Builth Wells, LD2 3DF
• Sold Sep 2017£187,000 | 3 Bed House23, Cae Castell, Builth Wells, LD2 3BE23, Cae Castell, Builth Wells, LD2 3BE
• Sold Mar 2016£187,500 | 3 Bed House2, Tyle Heulog, Builth Wells, LD2 3FD2, Tyle Heulog, Builth Wells, LD2 3FD
• Sold Aug 2015£176,200 | 4 Bed House2, Cae Castell, Builth Wells, LD2 3BE2, Cae Castell, Builth Wells, LD2 3BE
• Sold May 2015£187,000 | 4 Bed House1, Tyle Heulog, Builth Wells, LD2 3FD1, Tyle Heulog, Builth Wells, LD2 3FD
• Sold Feb 2012£165,000 | 4 Bed House5, Cae Castell, Builth Wells, LD2 3BE5, Cae Castell, Builth Wells, LD2 3BE
• Sold Jul 2011£200,000 | 4 Bed HouseLansdowne, Cae Castell, Builth Wells, LD2 3BELansdowne, Cae Castell, Builth Wells, LD2 3BE

Our analysis of the public data ranks 16, Cae Castell, Builth Wells as the 18th largest and the 20th most expensive of the 33 addresses on Cae Castell, Builth Wells, LD2.

Against the LD2 postcode district average, it is £48k more expensive than the typical property.

• Builth Road

  |

  2.8 km away
• Cilmeri

  |

  3.4 km away
• Garth (Powys)

  |

  8.6 km away

Environment Agency data suggests this area has a Very Low risk of flooding.