31, Thirlmere, Stevenage occupies a 289 m² plot as recorded by HM Land Registry.

All 42 other houses in this postcode have recorded plot sizes, and this one ranks as the 14th largest.

31, Thirlmere, Stevenage has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 21 Dec 2015.

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

31, Thirlmere, Stevenage last changed hands on 3rd April 2012, selling for £302,000. 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 40.4% since April 2012.

• Sold Apr 2012£302,000
• Sold Jul 1999£151,950

Land Registry records and our Estate Agent network show 189 sales of comparable properties within 730 metres of 31, Thirlmere, Stevenage since 2015.

Most recently, 94, Serpentine Close, Stevenage, SG1 6AR, a freehold house, sold at £525,000 on the 19th November 2025.

Read more about house prices in SG1.

• Sold Nov 2025£525,000 | 3 Bed House94, Serpentine Close, Stevenage, SG1 6AR94, Serpentine Close, Stevenage, SG1 6AR
• Sold Oct 2025£538,500 | 3 Bed House10, Windermere Close, Stevenage, SG1 6AG10, Windermere Close, Stevenage, SG1 6AG
• Sold Mar 2025£540,500 | 4 Bed House5, Monarch Rise, Stevenage, SG1 4FS5, Monarch Rise, Stevenage, SG1 4FS
• Sold May 2024£610,000 | 4 Bed House67, Grasmere, Stevenage, SG1 6AU67, Grasmere, Stevenage, SG1 6AU
• Sold Feb 2024£610,000 | 4 Bed House116, Serpentine Close, Stevenage, SG1 6AR116, Serpentine Close, Stevenage, SG1 6AR
• Sold Oct 2022£570,000 | 4 Bed House104, Serpentine Close, Stevenage, SG1 6AR104, Serpentine Close, Stevenage, SG1 6AR
• Sold Oct 2022£560,000 | 4 Bed House3, Thirlmere, Stevenage, SG1 6AQ3, Thirlmere, Stevenage, SG1 6AQ
• Sold Sep 2022£625,000 | 4 Bed House12, Lomond Way, Stevenage, SG1 6AJ12, Lomond Way, Stevenage, SG1 6AJ
• Sold Feb 2022£550,000 | 4 Bed House99, Serpentine Close, Stevenage, SG1 6AR99, Serpentine Close, Stevenage, SG1 6AR
• Sold Oct 2021£550,000 | 4 Bed House39, Thirlmere, Stevenage, SG1 6AQ39, Thirlmere, Stevenage, SG1 6AQ
• Sold Sep 2021£556,000 | 4 Bed House83, Thirlmere, Stevenage, SG1 6AQ83, Thirlmere, Stevenage, SG1 6AQ
• Sold Jun 2021£475,000 | 4 Bed House32, Windermere Close, Stevenage, SG1 6AG32, Windermere Close, Stevenage, SG1 6AG
• Sold Jun 2021£580,000 | 4 Bed House14, Windermere Close, Stevenage, SG1 6AG14, Windermere Close, Stevenage, SG1 6AG
• Sold Aug 2019£413,000 | 3 Bed House11, Windermere Close, Stevenage, SG1 6AG11, Windermere Close, Stevenage, SG1 6AG
• Sold Jul 2019£470,000 | 4 Bed House29, Windermere Close, Stevenage, SG1 6AG29, Windermere Close, Stevenage, SG1 6AG
• Sold Dec 2018£421,500 | 4 Bed House48, Thirlmere, Stevenage, SG1 6AH48, Thirlmere, Stevenage, SG1 6AH
• Sold Nov 2017£500,000 | 4 Bed House85, Thirlmere, Stevenage, SG1 6AQ85, Thirlmere, Stevenage, SG1 6AQ
• Sold Jan 2017£475,000 | 4 Bed House19, Thirlmere, Stevenage, SG1 6AQ19, Thirlmere, Stevenage, SG1 6AQ
• Sold Nov 2016£415,000 | 4 Bed House5, Windermere Close, Stevenage, SG1 6AG5, Windermere Close, Stevenage, SG1 6AG
• Sold Apr 2015£395,000 | 4 Bed House12, Windermere Close, Stevenage, SG1 6AG12, Windermere Close, Stevenage, SG1 6AG

Our analysis of the public data ranks 31, Thirlmere, Stevenage as the 23rd largest and the 21st most expensive of the 72 addresses on Thirlmere, Stevenage, SG1.

Against the SG1 postcode district average, it is £202k more expensive than the typical property.

• Martins Wood Primary School

  900 m away
• Round Diamond Primary School

  900 m away
• The Leys Primary and Nursery School

  1.3 km away

• The Nobel School

  1.5 km away
• Marriotts School

  2.5 km away
• Barclay Academy

  3.0 km away

• Stevenage

  |

  4.0 km away
• Knebworth

  |

  6.7 km away
• Hitchin

  |

  7.6 km away

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