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11, Claygate Avenue, Harpenden is recorded publicly as a mid-century freehold house across 1,334 ft2 of internal area, sitting on a 486 m2 plot.
Locally, houses of this size normally have 4 bedrooms with a garden.
Our estimate of the sale value of 11, Claygate Avenue, Harpenden is £1,161,241 and its rental estimate is £3,063 per month, given the available information and assuming reasonable condition.
Claygate Avenue, Harpenden, AL5 falls within the AL5 postal district, in the borough of St. Albans.
11, Claygate Avenue, Harpenden has a single entry in the Land Registry from September 2019 and a single entry in the EPC database dated February 2019.
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.
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 11, Claygate Avenue, Harpenden, we estimate a market value of £1,219,303 and a rental value of £3,216 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £1,079,954 and £2,849 per month respectively.
Over the last year, 11, Claygate Avenue, Harpenden has seen its estimated sale value decline by £1,293 (0.1%) and its estimated rental value climb by £86 per month (2.8%). This results in an estimated gross rental yield of 3.2%.
HM Land Registry records the plot of land for 11, Claygate Avenue, Harpenden as measuring 486 m2.
That makes it the 21st largest plot in the postcode, where all 23 other houses have recorded plot data.
11, Claygate Avenue, Harpenden has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 18 Feb 2019.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
The most recent sale of 11, Claygate Avenue, Harpenden completed on 12th September 2019 at £900,000 and was recorded by HM Land Registry as a freehold house.
Since 1995 this is the property's only sale.
Values of comparable properties have dropped by 6.0% over the period since September 2019.
Over the past 2 years 3 properties similar to 11, Claygate Avenue, Harpenden have sold within a radius of 930 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 12th September 2025, was 27, Barns Dene, Harpenden, AL5 2HH, a freehold house which sold for £1,175,000.
Read more about house prices in AL5.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
Of the 27 addresses on Claygate Avenue, Harpenden, AL5, 11, Claygate Avenue, Harpenden comes out as the 20th largest and the 20th most expensive in our analysis of the public data.
It is also £201k more expensive than the average property across the AL5 district.
From 11, Claygate Avenue, Harpenden, the nearest station is Harpenden, 1.4 kilometres away.
Broadband here reaches ultrafast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Ultrafast broadband is available in the area.
The flood risk here is rated very low, based on Environment Agency data.
The recent census recorded whether a resident owned or rented their home.
In the area around 11, Claygate Avenue, Harpenden, 54.1% of property is privately owned outright and 39.3% is privately owned with a mortgage.
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 11, Claygate Avenue, Harpenden, 28.6% of residents are recorded as possessing school level qualifications and 73.0% 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 11, Claygate Avenue, Harpenden, the average age was 42 and the most common age was 47.
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 11, Claygate Avenue, Harpenden, 3.4% 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 11, Claygate Avenue, Harpenden, there are an average of 1.7 cars per household.
See below for how this compares to East of England and the rest of England & Wales.
