HM Land Registry records the plot of land for 23, Cornwall Avenue, Slough as measuring 258 m².

That makes it the 5th largest plot in the postcode, where 10 of the 14 other houses have recorded plot data.

23, Cornwall Avenue, Slough has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 14 Jan 2026.

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

The most recent sale of 23, Cornwall Avenue, Slough completed on 19th November 2009 at £165,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 this is the property's only sale.

Values of comparable properties have risen by 90.8% over the period since November 2009.

• Sold Nov 2009£165,000

Since 2013 77 properties similar to 23, Cornwall Avenue, Slough have sold within a radius of 520 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 25th July 2025, was 59, Wiltshire Avenue, Slough, SL2 1BB, a freehold house which sold for £375,000.

Read more about house prices in SL2.

• Sold Jul 2025£375,000 | 3 Bed House59, Wiltshire Avenue, Slough, SL2 1BB59, Wiltshire Avenue, Slough, SL2 1BB
• Sold Jun 2025£410,000 | 3 Bed House66, Cumberland Avenue, Slough, SL2 1AN66, Cumberland Avenue, Slough, SL2 1AN
• Sold Apr 2025£398,800 | 3 Bed House9, Faraday Road, Slough, SL2 1RN9, Faraday Road, Slough, SL2 1RN
• Sold Feb 2025£385,000 | 3 Bed House5, Surrey Avenue, Slough, SL2 1DS5, Surrey Avenue, Slough, SL2 1DS
• Sold Dec 2024£165,000 | 3 Bed House61, Wiltshire Avenue, Slough, SL2 1BB61, Wiltshire Avenue, Slough, SL2 1BB
• Sold Oct 2024£363,000 | 3 Bed House19, Cornwall Avenue, Slough, SL2 1AY19, Cornwall Avenue, Slough, SL2 1AY
• Sold Aug 2024£380,000 | 3 Bed House162, Canterbury Avenue, Slough, SL2 1BE162, Canterbury Avenue, Slough, SL2 1BE
• Sold Nov 2022£253,000 | 2 Bed House1, Cornwall Avenue, Slough, SL2 1AY1, Cornwall Avenue, Slough, SL2 1AY
• Sold Jun 2022£360,000 | 3 Bed House9, Surrey Avenue, Slough, SL2 1DS9, Surrey Avenue, Slough, SL2 1DS
• Sold Dec 2020£313,000 | 3 Bed House20, Cornwall Avenue, Slough, SL2 1AZ20, Cornwall Avenue, Slough, SL2 1AZ
• Sold Nov 2020£330,000 | 3 Bed House70, Cumberland Avenue, Slough, SL2 1AN70, Cumberland Avenue, Slough, SL2 1AN
• Sold Oct 2020£270,000 | 2 Bed House64, Cumberland Avenue, Slough, SL2 1AN64, Cumberland Avenue, Slough, SL2 1AN
• Sold Sep 2020£330,000 | 2 Bed House176, Canterbury Avenue, Slough, SL2 1BE176, Canterbury Avenue, Slough, SL2 1BE
• Sold Aug 2020£315,000 | 3 Bed House74, Cumberland Avenue, Slough, SL2 1AN74, Cumberland Avenue, Slough, SL2 1AN
• Sold Sep 2019£265,000 | 3 Bed House178, Stafford Avenue, Slough, SL2 1AS178, Stafford Avenue, Slough, SL2 1AS
• Sold Jul 2019£318,000 | 3 Bed House19, Wiltshire Avenue, Slough, SL2 1BB19, Wiltshire Avenue, Slough, SL2 1BB
• Sold Sep 2017£318,000 | 3 Bed House166, Canterbury Avenue, Slough, SL2 1BE166, Canterbury Avenue, Slough, SL2 1BE
• Sold Mar 2016£339,950 | 3 Bed House73, Lancaster Avenue, Slough, SL2 1AU73, Lancaster Avenue, Slough, SL2 1AU
• Sold Sep 2014£250,000 | 3 Bed House65, Cumberland Avenue, Slough, SL2 1AW65, Cumberland Avenue, Slough, SL2 1AW
• Sold Jun 2013£175,000 | 3 Bed House70, Cornwall Avenue, Slough, SL2 1AZ70, Cornwall Avenue, Slough, SL2 1AZ

Of the 86 addresses on Cornwall Avenue, Slough, SL2, 23, Cornwall Avenue, Slough comes out as the 36th largest and the 27th most expensive in our analysis of the public data.

It is also £118k less expensive than the average property across the SL2 district.

• St Anthony's Catholic Primary School

  300 m away
• Penn Wood Primary and Nursery School

  300 m away
• St Mary's Farnham Royal CofE Primary School

  500 m away

• Beechwood School

  800 m away
• Baylis Court School

  800 m away
• Herschel Grammar School

  1.3 km away

• Burnham

  |

  2.4 km away
• Burnham (Buckinghamshire)

  |

  2.4 km away
• Slough

  |

  2.7 km away

The flood risk here is rated Very Low, based on Environment Agency data.