18, Trecastle Road, Swindon occupies a 169 m² plot as recorded by HM Land Registry.

All 37 other houses in this postcode have recorded plot sizes, and this one ranks as the 21st largest.

18, Trecastle Road, Swindon has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 06 Oct 2025.

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

18, Trecastle Road, Swindon last changed hands on 8th May 2026, selling for £309,000. The transaction was logged as a freehold house by HM Land Registry.

In total it has sold 4 times since 1995.

The market for similar properties has dropped by 10.0% since May 2026.

• Sold May 2026£309,000
• Sold Jun 2021£259,950
• Sold Jul 2015£222,500

Land Registry records and our Estate Agent network show 225 sales of comparable properties within 820 metres of 18, Trecastle Road, Swindon since 2016.

Most recently, 36, Offerton Road, Swindon, SN1 7AJ, a freehold house, sold at £315,000 on the 6th March 2026.

Read more about house prices in SN1.

• Sold Mar 2026£315,000 | 3 Bed House36, Offerton Road, Swindon, SN1 7AJ36, Offerton Road, Swindon, SN1 7AJ
• Sold Oct 2025£371,500 | 3 Bed House29, Trecastle Road, Swindon, SN1 7BU29, Trecastle Road, Swindon, SN1 7BU
• Sold Aug 2025£320,000 | 3 Bed House59, East Wichel Way, Swindon, SN1 7AD59, East Wichel Way, Swindon, SN1 7AD
• Sold Jul 2025£260,000 | 3 Bed House24, Leaze Street, Swindon, SN1 7BJ24, Leaze Street, Swindon, SN1 7BJ
• Sold Jul 2025£280,000 | 3 Bed House71, East Wichel Way, Swindon, SN1 7AD71, East Wichel Way, Swindon, SN1 7AD
• Sold Feb 2025£280,000 | 3 Bed House24, Trecastle Road, Swindon, SN1 7BU24, Trecastle Road, Swindon, SN1 7BU
• Sold Dec 2024£285,000 | 3 Bed House8B, Ravensdale, Swindon, SN1 7AN8B, Ravensdale, Swindon, SN1 7AN
• Sold Jun 2024£300,000 | 3 Bed House4, Nunwick Way, Swindon, SN1 7BE4, Nunwick Way, Swindon, SN1 7BE
• Sold Mar 2024£159,000 | 3 Bed House10, Ravensdale, Swindon, SN1 7AN10, Ravensdale, Swindon, SN1 7AN
• Sold Dec 2023£300,000 | 3 Bed House23, Yardlee Walk, Swindon, SN1 7BG23, Yardlee Walk, Swindon, SN1 7BG
• Sold Mar 2023£377,000 | 3 Bed House25, Dunsley Vale, Swindon, SN1 7BW25, Dunsley Vale, Swindon, SN1 7BW
• Sold Jan 2023£170,000 | 3 Bed House14, Ravensdale, Swindon, SN1 7AN14, Ravensdale, Swindon, SN1 7AN
• Sold Sep 2022£280,000 | 3 Bed House42, Offerton Road, Swindon, SN1 7AJ42, Offerton Road, Swindon, SN1 7AJ
• Sold Nov 2021£202,500 | 3 Bed House12, Ravensdale, Swindon, SN1 7AN12, Ravensdale, Swindon, SN1 7AN
• Sold Apr 2021£257,000 | 3 Bed House14, Offerton Road, Swindon, SN1 7AJ14, Offerton Road, Swindon, SN1 7AJ
• Sold Jul 2020£265,000 | 3 Bed House9, Trecastle Road, Swindon, SN1 7BU9, Trecastle Road, Swindon, SN1 7BU
• Sold Sep 2018£235,000 | 3 Bed House30, Offerton Road, Swindon, SN1 7AJ30, Offerton Road, Swindon, SN1 7AJ
• Sold Feb 2017£250,000 | 3 Bed House40, Trecastle Road, Swindon, SN1 7BU40, Trecastle Road, Swindon, SN1 7BU
• Sold Jan 2017£234,000 | 3 Bed House22, Offerton Road, Swindon, SN1 7AJ22, Offerton Road, Swindon, SN1 7AJ
• Sold Oct 2016£158,000 | 3 Bed House18, Offerton Road, Swindon, SN1 7AJ18, Offerton Road, Swindon, SN1 7AJ

Our analysis of the public data ranks 18, Trecastle Road, Swindon as the 28th largest and the 28th most expensive of the 39 addresses on Trecastle Road, Swindon, SN1.

Against the SN1 postcode district average, it is £49k more expensive than the typical property.

• Lift East Wichel

  300 m away
• Kingfisher CE Academy

  1.0 km away
• Lethbridge Primary School

  1.3 km away

• The Commonweal School

  800 m away
• The Deanery CofE Academy

  1.0 km away
• The Ridgeway School & Sixth Form College

  1.6 km away

• Swindon (Wilts)

  |

  2.5 km away
• Kemble

  |

  21.5 km away
• Pewsey

  |

  22.5 km away

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