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According to the public record, 4, Bellamy Close, Knebworth is a modern house with 1,205 ft2 of internal area and sits on a 374 m2 plot.
Houses of this size in this area normally have 4 bedrooms with a garden.
Based on available information, and assuming reasonable condition, the estimated sale value for 4, Bellamy Close, Knebworth is £658,139 and the estimated rental value is £2,125 per month.
Bellamy Close, Knebworth, SG3 is located in the borough of North Hertfordshire within the SG3 postal district.
4, Bellamy Close, Knebworth has no recent1 records in the the Land Registry and a single entry in the EPC database dated July 2022.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 2 out of 5 and is considered of medium accuracy.
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 4, Bellamy Close, Knebworth is in very good condition we estimate a sale value of £691,046 and a rental value of £2,232 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £612,069 and a rental value of £1,977 per month.
Over the last 12 months the sale value of 4 Bellamy Close Knebworth has decreased by an estimated £14,366 (2.2%) and its rental value has increased by an estimated £70 per month (3.3%), giving an expected gross yield of 3.9%.
According to data from HM Land Registry, 4, Bellamy Close, Knebworth sits on a plot of 374m2.
We have plot size data on 19 out of 19 other houses in the postcode and 4, Bellamy Close, Knebworth sits on the 8th largest plot.
4, Bellamy Close, Knebworth has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 07 Jul 2022.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
According to HM Land Registry, 4, Bellamy Close, Knebworth was last sold on 7th October 2003 for £295,000 and was recorded as a freehold house.
The property has had 2 sales since 1995.
According to the Land Registry and our network of Estate Agents, there have been 3 sales of properties similar to 4, Bellamy Close, Knebworth within a radius of 920 metres over the last 2 years.
The most recent example is 12, Oak Tree Gardens, Knebworth, SG3 6EQ, a freehold house which sold for £700,000 on the 12th January 2026.
Read more about house prices in SG3.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
Bellamy Close, Knebworth, SG3 has a total of 19 addresses. According to our analysis of all the public data, 4, Bellamy Close, Knebworth is the 11th largest and the 11th most expensive property on the street.
When compared to the postcode district it is £123k more expensive than the average property in SG3.
The closest station to 4, Bellamy Close, Knebworth is Knebworth station which is 400 metres away.
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.
According to data from the Environment Agency, the flood risk in this area is considered to be very low.
The recent census recorded whether a resident owned or rented their home.
In the area around 4, Bellamy Close, Knebworth, 53.2% of property is privately owned outright and 34.3% 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 4, Bellamy Close, Knebworth, 17.7% of residents are recorded as possessing school level qualifications and 45.5% 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, Bellamy Close, Knebworth, the average age was 43.9 and the most common age was 57.
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, Bellamy Close, Knebworth, 0.6% 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, Bellamy Close, Knebworth, there are an average of 1.6 cars per household.
See below for how this compares to East of England and the rest of England & Wales.
