12A, St. Johns Alley, Devizes occupies a 59 m² plot as recorded by HM Land Registry.

All 3 other houses in this postcode have recorded plot sizes, and this one ranks as the 2nd largest.

12A, St. Johns Alley, Devizes has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 05 Aug 2022.

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

12A, St. Johns Alley, Devizes last changed hands on 29th October 2025, selling for £255,500. 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 risen by 18.4% since October 2025.

• Sold Oct 2025£255,500
• Sold Feb 2023£217,000
• Sold Dec 1998£73,500

Land Registry records and our Estate Agent network show 32 sales of comparable properties within 590 metres of 12A, St. Johns Alley, Devizes since 2012.

Most recently, 113, Southbroom Road, Devizes, SN10 1LY, a freehold house, sold at £145,000 on the 17th April 2026.

Read more about house prices in SN10.

• Sold Apr 2026£145,000 | 4 Bed House113, Southbroom Road, Devizes, SN10 1LY113, Southbroom Road, Devizes, SN10 1LY
• Sold Jan 2026£225,000 | 4 Bed House6, Cyprus Terrace, Devizes, SN10 1JR6, Cyprus Terrace, Devizes, SN10 1JR
• Sold Nov 2025£280,000 | 3 Bed House19, Rotherstone, Devizes, SN10 2DA19, Rotherstone, Devizes, SN10 2DA
• Sold Nov 2025£280,000 | 3 Bed House25, Hillworth Road, Devizes, SN10 5EY25, Hillworth Road, Devizes, SN10 5EY
• Sold Oct 2025£250,000 | 3 Bed House35, Estcourt Street, Devizes, SN10 1LQ35, Estcourt Street, Devizes, SN10 1LQ
• Sold Jul 2025£216,500 | 3 Bed House115, Waiblingen Way, Devizes, SN10 2BP115, Waiblingen Way, Devizes, SN10 2BP
• Sold Mar 2025£200,000 | 3 Bed House12A, Northgate Street, Devizes, SN10 1JL12A, Northgate Street, Devizes, SN10 1JL
• Sold Mar 2025£350,000 | 4 Bed House10, Northgate Street, Devizes, SN10 1JL10, Northgate Street, Devizes, SN10 1JL
• Sold Jan 2025£200,000 | 3 Bed House34, West View Crescent, Devizes, SN10 5HE34, West View Crescent, Devizes, SN10 5HE
• Sold Aug 2024£250,000 | 3 Bed House4B, Northgate Street, Devizes, SN10 1JL4B, Northgate Street, Devizes, SN10 1JL
• Sold Jun 2022£275,000 | 3 Bed House17, West View Crescent, Devizes, SN10 5HE17, West View Crescent, Devizes, SN10 5HE
• Sold Dec 2020£215,000 | 3 Bed House2 Park Villas, New Park Road, Devizes, SN10 1ED2 Park Villas, New Park Road, Devizes, SN10 1ED
• Sold Nov 2020£260,000 | 3 Bed House29, Bridewell Street, Devizes, SN10 1NE29, Bridewell Street, Devizes, SN10 1NE
• Sold Dec 2018£177,500 | 3 Bed House39, Rotherstone, Devizes, SN10 2DD39, Rotherstone, Devizes, SN10 2DD
• Sold Aug 2018£310,000 | 4 Bed House1, Northgate Street, Devizes, SN10 1JL1, Northgate Street, Devizes, SN10 1JL
• Sold Oct 2017£220,000 | 4 Bed House15, Northgate Street, Devizes, SN10 1JL15, Northgate Street, Devizes, SN10 1JL
• Sold Feb 2017£230,000 | 3 Bed House61, Southbroom Road, Devizes, SN10 5BN61, Southbroom Road, Devizes, SN10 5BN
• Sold Oct 2016£230,000 | 4 Bed House26, Bridewell Street, Devizes, SN10 1NE26, Bridewell Street, Devizes, SN10 1NE
• Sold Apr 2014£175,000 | 3 Bed House3 The Old Glove Factory, Bridewell Street, Devizes, SN10 1NQ3 The Old Glove Factory, Bridewell Street, Devizes, SN10 1NQ
• Sold Apr 2012£204,000 | 3 Bed House15, High Street, Devizes, SN10 1AT15, High Street, Devizes, SN10 1AT

Our analysis of the public data ranks 12A, St. Johns Alley, Devizes as the largest and the most expensive of the 10 addresses on St. Johns Alley, Devizes, SN10.

Against the SN10 postcode district average, it is £88k less expensive than the typical property.

• Southbroom Infants' School

  400 m away
• St Joseph's Catholic Primary School, Devizes

  600 m away
• The Trinity Church of England Primary Academy

  1.0 km away

• Devizes School

  500 m away
• Lavington School

  7.3 km away
• Kingsbury Green Academy

  8.6 km away

• Melksham

  |

  10.8 km away
• Chippenham

  |

  14.9 km away
• Pewsey

  |

  15.6 km away

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