According to data from HM Land Registry, 23, Gillian Avenue, St. Albans sits on a plot of 513 m².

We have plot size data on 26 out of 26 other houses in the postcode and 23, Gillian Avenue, St. Albans sits on the 13th largest plot.

23, Gillian Avenue, St. Albans has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 26 Oct 2012.

The property is not connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.

According to HM Land Registry, 23, Gillian Avenue, St. Albans was last sold on 1st February 2013 for £392,500 and was recorded as a freehold house.

The property has only had this single sale since 1995.

Since February 2013, the market for similar properties has risen by 75.4%.

• Sold Feb 2013£392,500

According to the Land Registry and our network of Estate Agents, there have been 117 sales of properties similar to 23, Gillian Avenue, St. Albans within a radius of 830 metres over the last 2 years.

The most recent example is 18, Warren Road, St. Albans, AL1 2QJ, a freehold house which sold for £645,000 on the 7th February 2025.

Read more about house prices in AL1.

• Sold Feb 2025£645,000 | 3 Bed House18, Warren Road, St. Albans, AL1 2QJ18, Warren Road, St. Albans, AL1 2QJ
• Sold Mar 2023£610,000 | 3 Bed House28, Butt Field View, St. Albans, AL1 2QL28, Butt Field View, St. Albans, AL1 2QL
• Sold May 2021£593,000 | 3 Bed House30, Robert Avenue, St. Albans, AL1 2QP30, Robert Avenue, St. Albans, AL1 2QP

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

Our network of Estate Agents reports 5 lets within 830 metres of 23, Gillian Avenue, St. Albans over the last 2 years.

Most recently, 47, Vesta Avenue, St. Albans, AL1 2PE, a freehold house, was let by Collinson Hall in November 2025.

• 
  Let agreed Nov 2025£ Undisclosed | 5 Bed House47, Vesta Avenue, St. Albans, AL1 2PE47, Vesta Avenue, St. Albans, AL1 2PE
• 
  Let agreed Mar 2025£ Undisclosed | 1 Bed FlatFlat 4, Prince Eugene Place, Tithe Barn Close, St. Albans, AL1 2QYFlat 4, Prince Eugene Place, Tithe Barn Close, St. Albans, AL1 2QY
• 
  Let Dec 2023£ Undisclosed | 1 Bed FlatFlat 2, Prince Eugene Place, Tithe Barn Close, St. Albans, AL1 2QYFlat 2, Prince Eugene Place, Tithe Barn Close, St. Albans, AL1 2QY

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

Gillian Avenue, St. Albans, AL1 has a total of 30 addresses. According to our analysis of all the public data, 23, Gillian Avenue, St. Albans is the 14th largest and the 16th most expensive property on the street.

When compared to the postcode district it is £39k more expensive than the average property in AL1.

• St Adrian Roman Catholic Primary School

  300 m away
• Mandeville Primary School

  500 m away
• Killigrew Primary and Nursery School

  700 m away

• The Marlborough Science Academy

  400 m away
• Loreto College

  2.3 km away
• Verulam School

  3.1 km away

• St Albans Abbey

  |

  1.1 km away
• Park Street

  |

  1.2 km away
• How Wood (Hertfordshire)

  |

  2.0 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.