9, King John Street, Swindon occupies a 81 m² plot as recorded by HM Land Registry.

All 15 other houses in this postcode have recorded plot sizes, and this one ranks as the 11th largest.

9, King John Street, Swindon has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 20 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).

9, King John Street, Swindon last changed hands on 18th July 2014, selling for £125,000. 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 54.3% since July 2014.

• Sold Jul 2014£125,000
• Sold Aug 1997£45,000

Land Registry records and our Estate Agent network show 112 sales of comparable properties within 370 metres of 9, King John 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 Apr 2026£157,000 | 3 Bed House5, Cannon Street, Swindon, SN1 3DD5, Cannon Street, Swindon, SN1 3DD
• Sold Feb 2026£180,000 | 2 Bed House14, King John Street, Swindon, SN1 3DB14, King John Street, Swindon, SN1 3DB
• Sold Jan 2026£220,000 | 2 Bed House10, Western Street, Swindon, SN1 3JR10, Western Street, Swindon, SN1 3JR
• Sold Dec 2025£195,000 | 2 Bed House44, Union Street, Swindon, SN1 3LD44, Union Street, Swindon, SN1 3LD
• Sold Nov 2025£165,000 | 3 Bed House15, Stanley Street, Swindon, SN1 3LE15, Stanley Street, Swindon, SN1 3LE
• Sold Sep 2025£230,000 | 3 Bed House38, Union Street, Swindon, SN1 3LD38, 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 Jun 2024£210,000 | 3 Bed House8, King John Street, Swindon, SN1 3DB8, King John Street, Swindon, SN1 3DB
• Sold Jul 2023£212,000 | 3 Bed House2, Union Street, Swindon, SN1 3LD2, Union Street, Swindon, SN1 3LD
• 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 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 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

Our analysis of the public data ranks 9, King John Street, Swindon as the 8th largest and the 8th most expensive of the 15 addresses on King John Street, Swindon, SN1.

Against the SN1 postcode district average, it is £48k less expensive than the typical property.

• King William Street Church of England Primary School

  200 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

  1.0 km away
• UTC Swindon

  1.4 km away

• Swindon (Wilts)

  |

  1.3 km away
• Kemble

  |

  21.7 km away
• Bedwyn

  |

  23.1 km away

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