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Bricks&Logic is a trading name of Urban Markets Ltd
Company No. 11113204
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VAT No. GB 287 0845 68
Registered Address: 2 Leman St, London E1 8FA
The public record describes 4, Roundfield Avenue, Harpenden as a mid-century house with 871 ft2 of internal area, sitting on a 341 m2 plot.
In this area, houses of this size normally have 3 bedrooms with a garden.
4, Roundfield Avenue, Harpenden has an estimated sale value of £547,984 and an estimated rental value of £2,456 per month, assuming reasonable condition and based on the information available.
Roundfield Avenue, Harpenden, AL5 lies in the borough of St. Albans, within the AL5 postal district.
4, Roundfield Avenue, Harpenden has no records in the the Land Registry and a single entry in the EPC database dated October 2019.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 1 out of 5 and is considered of low accuracy.
In very good condition, we estimate 4, Roundfield Avenue, Harpenden would be worth £575,383, with a potential rental value of £2,578 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £509,625, with a rental value of £2,284 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
The estimated sale value of 4, Roundfield Avenue, Harpenden has increased by £2,194 (0.4%) over the last year. During the same period, its estimated monthly rental value has grown by £82 (3.4%). The property's estimated gross yield is currently 5.4%.
4, Roundfield Avenue, Harpenden occupies a 341 m2 plot as recorded by HM Land Registry.
Of the 7 other houses in this postcode, 6 have recorded plot sizes, and this one ranks as the 5th largest.
4, Roundfield Avenue, Harpenden has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 28 Oct 2019.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Land Registry records and our Estate Agent network show 3 sales of comparable properties within 740 metres of 4, Roundfield Avenue, Harpenden across the last 2 years.
Most recently, 14, Porters Hill, Harpenden, AL5 5JD, a freehold house, sold at £460,000 on the 5th January 2026.
Read more about house prices in AL5.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
Our analysis of the public data ranks 4, Roundfield Avenue, Harpenden as the 17th largest and the 26th most expensive of the 41 addresses on Roundfield Avenue, Harpenden, AL5.
Against the AL5 postcode district average, it is £412k less expensive than the typical property.
Harpenden station is the nearest stop to 4, Roundfield Avenue, Harpenden at 1.6 kilometres away.
Environment Agency data suggests this area has a very low risk of flooding.
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The recent census recorded whether a resident owned or rented their home.
In the area around 4, Roundfield Avenue, Harpenden, 41.0% of property is privately owned with a mortgage and 31.6% is socially rented.
The graph below shows how this compares to East of England and the rest of England & Wales.
The recent census recorded the highest level of education achieved by residents in the local area.
In the area around 4, Roundfield Avenue, Harpenden, 21.9% of residents are recorded as possessing school level qualifications and 45.3% as possessing degree level qualifications.
The graph below shows how this compares to East of England and the rest of England & Wales.
The most recent census in 2021 recorded the age of all UK residents.
In the area around 4, Roundfield Avenue, Harpenden, the average age was 38.9 and the most common age was 12.
The graph below shows how this compares to East of England and the rest of England & Wales
The recent census recorded whether a property was a primary or secondary home for the resident.
In the area around 4, Roundfield Avenue, Harpenden, 0.0% of property was a second home.
Comparison figures for East of England and the rest of England & Wales are listed below.
The recent census recorded the number of cars registered in each household.
In the area around 4, Roundfield Avenue, Harpenden, there are an average of 1.4 cars per household.
See below for how this compares to East of England and the rest of England & Wales.
