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According to the public record, 3, Constance Place, Knebworth is a modern leasehold apartment with 828 ft2 of internal area.
Apartments of this size in this area normally have 3 bedrooms.
Based on available information, and assuming reasonable condition, the estimated sale value for 3, Constance Place, Knebworth is £404,336 and the estimated rental value is £1,659 per month.
Constance Place, Knebworth, SG3 is located in the borough of North Hertfordshire within the SG3 postal district.
3, Constance Place, Knebworth has 2 entries in the Land Registry , most recently in August 2020 and a single entry in the EPC database dated May 2016.
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.
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 3, Constance Place, Knebworth is in very good condition we estimate a sale value of £424,553 and a rental value of £1,742 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £376,033 and a rental value of £1,543 per month.
Over the last 12 months the sale value of 3 Constance Place Knebworth has increased by an estimated £2,484 (0.6%) and its rental value has increased by an estimated £98 per month (5.9%), giving an expected gross yield of 4.9%.
3, Constance Place, Knebworth has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 05 May 2016.
The property is not connected to mains gas and has high performance glazing. It is heated using Air source heat pump, underfloor, electric.
According to HM Land Registry, 3, Constance Place, Knebworth was last sold on 11th August 2020 for £407,500 and was recorded as a leasehold flat.
The property has had 2 sales since 1995.
Since August 2020, the market for similar properties has risen 22.7%
According to the Land Registry and our network of Estate Agents, there have been 3 sales of properties similar to 3, Constance Place, Knebworth within a radius of 920 metres over the last 2 years.
The most recent example is 10, Constance Place, Knebworth, SG3 6EE, a leasehold flat which sold for £315,000 on the 16th July 2025.
Read more about house prices in SG3.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
Constance Place, Knebworth, SG3 has a total of 26 addresses. According to our analysis of all the public data, 3, Constance Place, Knebworth is the 8th largest and the 8th most expensive property on the street.
When compared to the postcode district it is £136k less expensive than the average property in SG3.
The closest station to 3, Constance Place, Knebworth is Knebworth station which is 500 metres away.
According to recent data from Ofcom, superfast broadband is available in this area.
According to recent data from Ofcom, Superfast 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 3, Constance Place, Knebworth, 53.7% of property is privately owned outright and 28.6% 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 3, Constance Place, Knebworth, 14.6% of residents are recorded as possessing school level qualifications and 55.4% 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 3, Constance Place, 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 3, Constance Place, Knebworth, 2.0% 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 3, Constance Place, 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.
