Our Data Sources
36, Sibley Avenue, Harpenden has 41 entries in the Land Registry , most recently in October 2023 and a single entry in the EPC database dated June 2022.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 4 out of 5 and is considered of high accuracy.
Price Range & Condition
In very good condition, we estimate 36, Sibley Avenue, Harpenden would be worth £1,235,420, with a potential rental value of £3,992 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £1,094,229, with a rental value of £3,536 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Energy Efficiency
36, Sibley Avenue, Harpenden has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 09 Jun 2022.
The property is connected to mains gas and has mostly double glazing. It is heated using Boiler and radiators, mains gas.
Sold Prices
36, Sibley Avenue, Harpenden last changed hands on 26th October 2023, selling for £1,205,000. 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 18.3% since October 2023.
- Sold Oct 2023£1,205,000
- Sold Aug 2010£690,000
- Sold Aug 2002£485,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 104 sales of comparable properties within 760 metres of 36, Sibley Avenue, Harpenden across the last 2 years.
Most recently, 62, High Firs Crescent, Harpenden, AL5 1NA, a freehold house, sold at £1,310,000 on the 13th March 2025.
Read more about house prices in AL5.
- Sold Mar 2025£1,310,000 | 4 Bed House62, High Firs Crescent, Harpenden, AL5 1NA62, High Firs Crescent, Harpenden, AL5 1NA
- Sold Aug 2024£1,225,000 | 5 Bed House17, Leycroft Way, Harpenden, AL5 1JW17, Leycroft Way, Harpenden, AL5 1JW
- Sold May 2024£1,350,000 | 5 Bed House45, Sibley Avenue, Harpenden, AL5 1HF45, Sibley Avenue, Harpenden, AL5 1HF
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Our analysis of the public data ranks 36, Sibley Avenue, Harpenden as the 5th largest and the 5th most expensive of the 53 addresses on Sibley Avenue, Harpenden, AL5.
Against the AL5 postcode district average, it is £210k more expensive than the typical property.
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Schools Nearby
- The Grove Infant and Nursery School300 m away
- The Grove Junior School400 m away
- High Beeches Primary School800 m away
- Katherine Warington School1.8 km away
- Sir John Lawes School2.0 km away
- St George's School2.3 km away
More reading links
Public Transport Nearby
- Harpenden|1.6 km away
- St Albans City|6.3 km away
- St Albans Abbey|6.9 km away
Available Internet Speeds
Ofcom's latest figures show ultrafast broadband available in this area.
According to recent data from Ofcom, Ultrafast Broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.












