1, Union Street, Swindon occupies a 77 m² plot as recorded by HM Land Registry.

Of the 46 other houses in this postcode, 43 have recorded plot sizes, and this one ranks as the 34th largest.

1, Union Street, Swindon has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 01 Sep 2020.

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

1, Union Street, Swindon last changed hands on 3rd November 2015, selling for £145,500. 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 36.5% since November 2015.

• Sold Nov 2015£145,500
• Sold Jun 2000£75,000

Land Registry records and our Estate Agent network show 100 sales of comparable properties within 360 metres of 1, Union Street, Swindon since 2018.

Most recently, 7, Union Street, Swindon, SN1 3LD, a freehold house, sold at £230,000 on the 5th May 2026.

Read more about house prices in SN1.

• Sold May 2026£230,000 | 2 Bed House7, Union Street, Swindon, SN1 3LD7, Union Street, Swindon, SN1 3LD
• Sold Feb 2026£185,000 | 2 Bed House106, Eastcott Hill, Swindon, SN1 3JH106, Eastcott Hill, Swindon, SN1 3JH
• Sold Feb 2026£180,000 | 2 Bed House14, King John Street, Swindon, SN1 3DB14, King John Street, Swindon, SN1 3DB
• Sold Dec 2025£195,000 | 2 Bed House44, Union Street, Swindon, SN1 3LD44, Union Street, Swindon, SN1 3LD
• Sold May 2025£216,000 | 2 Bed House6, Union Street, Swindon, SN1 3LD6, Union Street, Swindon, SN1 3LD
• Sold Jan 2025£205,000 | 2 Bed House49, Union Street, Swindon, SN1 3LD49, Union Street, Swindon, SN1 3LD
• Sold Dec 2024£85,000 | 2 Bed House12A, Belle Vue Road, Swindon, SN1 3HQ12A, Belle Vue Road, Swindon, SN1 3HQ
• Sold Aug 2024£190,000 | 2 Bed House19, Eastcott Road, Swindon, SN1 3LT19, Eastcott Road, Swindon, SN1 3LT
• Sold Jun 2024£210,000 | 3 Bed House8, King John Street, Swindon, SN1 3DB8, King John Street, Swindon, SN1 3DB
• Sold Apr 2023£173,000 | 2 Bed House16, Stanley Street, Swindon, SN1 3LE16, Stanley Street, Swindon, SN1 3LE
• Sold Aug 2022£237,500 | 2 Bed House16, King John Street, Swindon, SN1 3DB16, King John Street, Swindon, SN1 3DB
• Sold Mar 2022£195,000 | 2 Bed House2, King John Street, Swindon, SN1 3DB2, King John Street, Swindon, SN1 3DB
• Sold Jan 2022£190,000 | 2 Bed House13, Belle Vue Road, Swindon, SN1 3HQ13, Belle Vue Road, Swindon, SN1 3HQ
• Sold Nov 2021£180,000 | 2 Bed House6, Cannon Street, Swindon, SN1 3DD6, Cannon Street, Swindon, SN1 3DD
• Sold Sep 2021£163,000 | 2 Bed House12A, Union Street, Swindon, SN1 3LD12A, Union Street, Swindon, SN1 3LD
• Sold Mar 2021£293,000 | 2 Bed House10, King John Street, Swindon, SN1 3DB10, King John Street, Swindon, SN1 3DB
• Sold Feb 2021£158,000 | 2 Bed House18, Stanley Street, Swindon, SN1 3LE18, Stanley Street, Swindon, SN1 3LE
• Sold Jun 2019£170,000 | 2 Bed House13, King John Street, Swindon, SN1 3DB13, King John Street, Swindon, SN1 3DB
• Sold Dec 2018£157,000 | 2 Bed House7, King John Street, Swindon, SN1 3DB7, King John Street, Swindon, SN1 3DB
• Sold Aug 2018£165,000 | 2 Bed House9, King John Street, Swindon, SN1 3DB9, King John Street, Swindon, SN1 3DB

Our analysis of the public data ranks 1, Union Street, Swindon as the 48th largest and the 46th most expensive of the 56 addresses on Union Street, Swindon, SN1.

Against the SN1 postcode district average, it is £52k less expensive than the typical property.

• King William Street Church of England Primary School

  100 m away
• Holy Rood Catholic Primary School

  400 m away
• Lethbridge Primary School

  500 m away

• The Commonweal School

  900 m away
• Lawn Manor Academy

  1.1 km away
• UTC Swindon

  1.3 km away

• Swindon (Wilts)

  |

  1.3 km away
• Kemble

  |

  21.6 km away
• Bedwyn

  |

  23.1 km away

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