21, Thirlmere Drive, St. Albans has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 13 Mar 2024.

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

21, Thirlmere Drive, St. Albans last changed hands on 25th September 2024, selling for £432,000. The transaction was logged as a leasehold flat by HM Land Registry.

The sale was handled by Collinson Hall. That is its only recorded sale since 1995.

The market for similar properties has dropped by 0.6% since September 2024.

• 
  Sold Sep 2024£432,000

Land Registry records and our Estate Agent network show 700 sales within 570 metres of 21, Thirlmere Drive, St. Albans since 2007.

Most recently, 4, Thirlmere Drive, St. Albans, AL1 5QR, a freehold house, was sold by Collinson Hall at £570,000 on the 20th October 2025.

Read more about house prices in AL1.

• 
  Sold Oct 2025£570,000 | 3 Bed House4, Thirlmere Drive, St. Albans, AL1 5QR4, Thirlmere Drive, St. Albans, AL1 5QR
• Sold Mar 2025£540,000 | 3 Bed House34, Thirlmere Drive, St. Albans, AL1 5QR34, Thirlmere Drive, St. Albans, AL1 5QR
• Sold Oct 2024£478,000 | 3 Bed House5, Catham Close, St. Albans, AL1 5QT5, Catham Close, St. Albans, AL1 5QT
• Sold Jul 2023£625,000 | 3 Bed House2, Catham Close, St. Albans, AL1 5QT2, Catham Close, St. Albans, AL1 5QT
• Sold Jun 2023£465,000 | 3 Bed House8, Catham Close, St. Albans, AL1 5QT8, Catham Close, St. Albans, AL1 5QT
• Sold Oct 2020£418,000 | 3 Bed House13, Thirlmere Drive, St. Albans, AL1 5QS13, Thirlmere Drive, St. Albans, AL1 5QS
• Sold Jan 2020£445,000 | 3 Bed House25, Thirlmere Drive, St. Albans, AL1 5QS25, Thirlmere Drive, St. Albans, AL1 5QS
• Sold Oct 2019£606,250 | 4 Bed House22, Thirlmere Drive, St. Albans, AL1 5QR22, Thirlmere Drive, St. Albans, AL1 5QR
• Sold Sep 2019£370,000 | 3 Bed House12, Thirlmere Drive, St. Albans, AL1 5QR12, Thirlmere Drive, St. Albans, AL1 5QR
• Sold Mar 2019£445,000 | 3 Bed House3, Catham Close, St. Albans, AL1 5QT3, Catham Close, St. Albans, AL1 5QT
• Sold Mar 2018£360,000 | 2 Bed House6, Catham Close, St. Albans, AL1 5QT6, Catham Close, St. Albans, AL1 5QT
• Sold Nov 2016£420,000 | 3 Bed House28, Thirlmere Drive, St. Albans, AL1 5QR28, Thirlmere Drive, St. Albans, AL1 5QR
• Sold Oct 2016£400,000 | 3 Bed House29, Thirlmere Drive, St. Albans, AL1 5QS29, Thirlmere Drive, St. Albans, AL1 5QS
• Sold Aug 2015£488,000 | 3 Bed House24, Ennerdale Close, St. Albans, AL1 5QA24, Ennerdale Close, St. Albans, AL1 5QA
• Sold Dec 2011£312,500 | 3 Bed House5, Thirlmere Drive, St. Albans, AL1 5QS5, Thirlmere Drive, St. Albans, AL1 5QS
• Sold Jul 2009£225,000 | 3 Bed House13, Catham Close, St. Albans, AL1 5QT13, Catham Close, St. Albans, AL1 5QT
• Sold Apr 2009£249,950 | 3 Bed House1, Catham Close, St. Albans, AL1 5QT1, Catham Close, St. Albans, AL1 5QT
• Sold May 2008£249,000 | 3 Bed House14, Thirlmere Drive, St. Albans, AL1 5QR14, Thirlmere Drive, St. Albans, AL1 5QR
• Sold Mar 2007£250,000 | 3 Bed House27, Thirlmere Drive, St. Albans, AL1 5QS27, Thirlmere Drive, St. Albans, AL1 5QS
• Sold Jan 2007£269,000 | 3 Bed House24, Thirlmere Drive, St. Albans, AL1 5QR24, Thirlmere Drive, St. Albans, AL1 5QR

Agents in our network have reported 6 lettings within 570 metres of 21, Thirlmere Drive, St. Albans across the last 2 years.

The newest of these is 156, Drakes Drive, St. Albans, AL1 5AB, a freehold house let by Collinson Hall in November 2025.

• 
  Let agreed Nov 2025£ Undisclosed | 3 Bed House156, Drakes Drive, St. Albans, AL1 5AB156, Drakes Drive, St. Albans, AL1 5AB
• 
  Let agreed Apr 2025£ Undisclosed | FlatFlat 6, Ashbury Court 2, Beresford Road, St. Albans, AL1 5FWFlat 6, Ashbury Court 2, Beresford Road, St. Albans, AL1 5FW
• 
  Let agreed Mar 2025£ Undisclosed | 3 Bed House11 Parkway Court, Drakes Drive, St. Albans, AL1 5AA11 Parkway Court, Drakes Drive, St. Albans, AL1 5AA
• 
  Let Jun 2024£ Undisclosed | 2 Bed Flat21, Mountbatten Close, St. Albans, AL1 5AX21, Mountbatten Close, St. Albans, AL1 5AX
• 
  Let agreed Dec 2023£ Undisclosed | 2 Bed FlatFlat 5, Loyd Court 63, Russet Drive, St. Albans, AL4 0AZFlat 5, Loyd Court 63, Russet Drive, St. Albans, AL4 0AZ
• 
  Let Oct 2023£ Undisclosed | 5 Bed House5, St. Vincent Drive, St. Albans, AL1 5SL5, St. Vincent Drive, St. Albans, AL1 5SL

•Nearby is defined as the radius comprising the nearest 2,000 addresses.

Our analysis of the public data ranks 21, Thirlmere Drive, St. Albans as the 5th largest and the 74th most expensive of the 106 addresses on Thirlmere Drive, St. Albans, AL1.

Against the AL1 postcode district average, it is £182k less expensive than the typical property.

• Windermere Primary School

  200 m away
• Camp Primary and Nursery School

  500 m away
• Cunningham Hill Junior School

  500 m away

• Nicholas Breakspear Catholic School

  1.5 km away
• Beaumont School

  1.6 km away
• Verulam School

  1.6 km away

• St Albans City

  |

  1.6 km away
• St Albans Abbey

  |

  2.4 km away
• Park Street

  |

  2.9 km away

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