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According to the public record, 23, New Close, Knebworth is a early-century freehold house with 1,743 ft2 of internal area and sits on a 810 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 23, New Close, Knebworth is £858,007 and the estimated rental value is £2,408 per month.
New Close, Knebworth, SG3 is located in the borough of North Hertfordshire within the SG3 postal district.
23, New Close, Knebworth has a single entry in the Land Registry from October 2018 and a single entry in the EPC database dated September 2024.
We combine this information with that 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.
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 23, New Close, Knebworth is in very good condition we estimate a sale value of £900,908 and a rental value of £2,529 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £797,947 and a rental value of £2,240 per month.
Over the last 12 months the sale value of 23 New Close Knebworth has decreased by an estimated £18,729 (2.2%) and its rental value has increased by an estimated £80 per month (3.3%), giving an expected gross yield of 3.4%.
According to data from HM Land Registry, 23, New Close, Knebworth sits on a plot of 810m2.
We have plot size data on 48 out of 51 other houses in the postcode and 23, New Close, Knebworth sits on the largest plot.
23, New Close, Knebworth has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 23 Sep 2024.
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, 23, New Close, Knebworth was last sold on 9th October 2018 for £760,000 and was recorded as a freehold house.
The property has only had this single sale since 1995.
Since October 2018, the market for similar properties has risen 10.8%
According to the Land Registry and our network of Estate Agents, there have been 3 sales of properties similar to 23, New Close, Knebworth within a radius of 1.0 kilometres over the last 2 years.
The most recent example is 2, Oakfields Road, Knebworth, SG3 6NS, a freehold house which sold for £931,000 on the 24th October 2025.
Read more about house prices in SG3.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
New Close, Knebworth, SG3 has a total of 54 addresses. According to our analysis of all the public data, 23, New Close, Knebworth is the 4th largest and the most expensive property on the street.
When compared to the postcode district it is £323k more expensive than the average property in SG3.
The closest station to 23, New Close, Knebworth is Knebworth station which is 300 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.
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The recent census recorded whether a resident owned or rented their home.
In the area around 23, New Close, Knebworth, 40.2% of property is privately rented and 32.3% is privately owned outright.
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 23, New Close, Knebworth, 11.8% of residents are recorded as possessing school level qualifications and 51.5% 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 23, New 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 23, New Close, Knebworth, 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 23, New Close, Knebworth, 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.
