Our Data Sources
45, Sibley Avenue, Harpenden has 21 entries in the Land Registry , most recently in May 2024 and a single entry in the EPC database dated February 2016.
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
The condition of a property plays an important role in determining its value, with the degree of impact varying by property type, size and location.
For 45, Sibley Avenue, Harpenden, we estimate a market value of £1,279,598 and a rental value of £4,038 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £1,133,358 and £3,577 per month respectively.
Plot Size
HM Land Registry records the plot of land for 45, Sibley Avenue, Harpenden as measuring 424 m2.
That makes it the 18th largest plot in the postcode, where 27 of the 36 other houses have recorded plot data.
Energy Efficiency
45, Sibley Avenue, Harpenden has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 09 Feb 2016.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
The most recent sale of 45, Sibley Avenue, Harpenden completed on 10th May 2024 at £1,350,000 and was recorded by HM Land Registry as a freehold house.
Since 1995 the property has sold twice.
Values of comparable properties have risen by 19.1% over the period since May 2024.
- Sold May 2024£1,350,000
- Sold Dec 2005£362,222
Similar Properties Sold Nearby
Over the past 2 years 75 properties similar to 45, Sibley Avenue, Harpenden have sold within a radius of 760 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 13th March 2025, was 62, High Firs Crescent, Harpenden, AL5 1NA, a freehold house which sold for £1,310,000.
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 Oct 2023£1,205,000 | 5 Bed House36, Sibley Avenue, Harpenden, AL5 1HF36, Sibley Avenue, Harpenden, AL5 1HF
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Of the 53 addresses on Sibley Avenue, Harpenden, AL5, 45, Sibley Avenue, Harpenden comes out as the 4th largest and the 4th most expensive in our analysis of the public data.
It is also £252k more expensive than the average property across the AL5 district.
More reading links
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
Broadband here reaches ultrafast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Ultrafast Broadband is available in the area.
Risk of Flooding
The flood risk here is rated Very Low, based on Environment Agency data.












