Our Data Sources
11, Lambourn Gardens, Harpenden has a single entry in the Land Registry from April 2024 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 5 out of 5 and is considered of high accuracy.
Price Range & Condition
Decorative condition can have a big effect on a property's value and this effect varies depending on the type, size and location of the property.
If 11, Lambourn Gardens, Harpenden is in very good condition we estimate a sale value of £1,497,405 and a rental value of £4,253 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £1,326,273 and a rental value of £3,767 per month.
Plot Size
According to data from HM Land Registry, 11, Lambourn Gardens, Harpenden sits on a plot of 406 m2.
We have plot size data on 21 out of 21 other houses in the postcode and 11, Lambourn Gardens, Harpenden sits on the 10th largest plot.
Energy Efficiency
11, Lambourn Gardens, Harpenden has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 20 Jun 2022.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
According to HM Land Registry, 11, Lambourn Gardens, Harpenden was last sold on 3rd April 2024 for £1,255,000 and was recorded as a freehold house.
The property has only had this single sale since 1995.
Since April 2024, the market for similar properties has risen by 9.3%.
- Sold Apr 2024£1,255,000
Similar Properties Sold Nearby
According to the Land Registry and our network of Estate Agents, there have been 74 sales of properties similar to 11, Lambourn Gardens, Harpenden within a radius of 750 metres over the last 2 years.
The most recent example is 14, Bloomfield Road, Harpenden, AL5 4DB, a freehold house which sold for £1,860,000 on the 10th September 2025.
Read more about house prices in AL5.
- Sold Sep 2025£1,860,000 | 5 Bed House14, Bloomfield Road, Harpenden, AL5 4DB14, Bloomfield Road, Harpenden, AL5 4DB
- Sold Sep 2016£975,000 | 5 Bed House18, Bloomfield Road, Harpenden, AL5 4DB18, Bloomfield Road, Harpenden, AL5 4DB
- Sold Oct 2011£810,000 | 5 Bed House25, Lambourn Gardens, Harpenden, AL5 4DQ25, Lambourn Gardens, Harpenden, AL5 4DQ
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Lambourn Gardens, Harpenden, AL5 has a total of 21 addresses. According to our analysis of all the public data, 11, Lambourn Gardens, Harpenden is the 2nd largest and the 2nd most expensive property on the street.
When compared to the postcode district it is £460k more expensive than the average property in AL5.
More reading links
Schools Nearby
- The Lea Primary School and Nursery800 m away
- Roundwood Primary School800 m away
- St Nicholas CofE VA Primary School900 m away
- St George's School600 m away
- Roundwood Park School900 m away
- Sir John Lawes School1.1 km away
More reading links
Public Transport Nearby
- Harpenden|1.3 km away
- Luton Airport Parkway|5.9 km away
- Luton|7.4 km away
Available Internet Speeds
According to recent data from Ofcom, Ultrafast Broadband is available in this area.
According to recent data from Ofcom, Ultrafast Broadband is available in the area.
Risk of Flooding
According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.












