25, William Street, Swindon occupies a 109 m² plot as recorded by HM Land Registry.

Of the 47 other houses in this postcode, 40 have recorded plot sizes, and this one ranks as the 29th largest.

25, William Street, Swindon has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 20 Oct 2021.

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

25, William Street, Swindon last changed hands on 1st July 2011, selling for £98,000. The transaction was logged as a freehold house by HM Land Registry.

That is its only recorded sale since 1995.

The market for similar properties has risen by 124.4% since July 2011.

• Sold Jul 2011£98,000

Land Registry records and our Estate Agent network show 408 sales of comparable properties within 380 metres of 25, William Street, Swindon since 2021.

Most recently, 5, William Street, Swindon, SN1 5LB, a freehold house, sold at £165,000 on the 20th April 2026.

Read more about house prices in SN1.

• Sold Apr 2026£165,000 | 3 Bed House5, William Street, Swindon, SN1 5LB5, William Street, Swindon, SN1 5LB
• Sold Feb 2026£235,000 | 3 Bed House164, William Street, Swindon, SN1 5LQ164, William Street, Swindon, SN1 5LQ
• Sold Dec 2025£215,000 | 3 Bed House13, Marlborough Street, Swindon, SN1 5HL13, Marlborough Street, Swindon, SN1 5HL
• Sold Dec 2025£125,000 | 3 Bed House48-49, Radnor Street, Swindon, SN1 3PR48-49, Radnor Street, Swindon, SN1 3PR
• Sold Nov 2025£185,000 | 3 Bed House134, Albion Street, Swindon, SN1 5LP134, Albion Street, Swindon, SN1 5LP
• Sold Oct 2025£190,000 | 3 Bed House135, William Street, Swindon, SN1 5LQ135, William Street, Swindon, SN1 5LQ
• Sold Sep 2025£165,000 | 3 Bed House42, Radnor Street, Swindon, SN1 3PR42, Radnor Street, Swindon, SN1 3PR
• Sold Sep 2025£218,000 | 3 Bed House4, William Street, Swindon, SN1 5LB4, William Street, Swindon, SN1 5LB
• Sold Aug 2025£200,000 | 3 Bed House34, William Street, Swindon, SN1 5LB34, William Street, Swindon, SN1 5LB
• Sold Jul 2025£180,000 | 3 Bed House72, Radnor Street, Swindon, SN1 3PS72, Radnor Street, Swindon, SN1 3PS
• Sold Jun 2025£210,000 | 3 Bed House119, William Street, Swindon, SN1 5LG119, William Street, Swindon, SN1 5LG
• Sold Jun 2025£180,000 | 3 Bed House21, Albion Street, Swindon, SN1 5LJ21, Albion Street, Swindon, SN1 5LJ
• Sold Mar 2025£205,000 | 3 Bed House134, William Street, Swindon, SN1 5LQ134, William Street, Swindon, SN1 5LQ
• Sold Sep 2024£227,000 | 3 Bed House28, Radnor Street, Swindon, SN1 3PR28, Radnor Street, Swindon, SN1 3PR
• Sold Apr 2024£200,000 | 3 Bed House142, William Street, Swindon, SN1 5LQ142, William Street, Swindon, SN1 5LQ
• Sold Apr 2024£186,000 | 3 Bed House152, Albion Street, Swindon, SN1 5LP152, Albion Street, Swindon, SN1 5LP
• Sold Oct 2023£217,000 | 3 Bed House143, William Street, Swindon, SN1 5LQ143, William Street, Swindon, SN1 5LQ
• Sold Jun 2023£193,000 | 3 Bed House63, Radnor Street, Swindon, SN1 3PS63, Radnor Street, Swindon, SN1 3PS
• Sold Jun 2022£180,000 | 3 Bed House30, William Street, Swindon, SN1 5LB30, William Street, Swindon, SN1 5LB
• Sold Mar 2021£180,000 | 3 Bed House10, William Street, Swindon, SN1 5LB10, William Street, Swindon, SN1 5LB

Our analysis of the public data ranks 25, William Street, Swindon as the 81st largest and the 109th most expensive of the 190 addresses on William Street, Swindon, SN1.

Against the SN1 postcode district average, it is £51k less expensive than the typical property.

• Robert Le Kyng Primary School

  300 m away
• King William Street Church of England Primary School

  1.0 km away
• Holy Rood Catholic Primary School

  1.0 km away

• UTC Swindon

  600 m away
• The Commonweal School

  900 m away
• The Deanery CofE Academy

  1.6 km away

• Swindon (Wilts)

  |

  1.1 km away
• Kemble

  |

  20.7 km away
• Bedwyn

  |

  23.8 km away

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