Our Data Sources
42, Datchworth Green, Knebworth has 21 entries in the Land Registry , most recently in January 2024 and a single entry in the EPC database dated July 2023.
We combine this information with that 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.
Price Range & Condition
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 42, Datchworth Green, Knebworth is in very good condition we estimate a sale value of £1,343,921 and a rental value of £3,910 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £1,190,330 and a rental value of £3,463 per month.
Plot Size
According to data from HM Land Registry, 42, Datchworth Green, Knebworth sits on a plot of 1,379 m2.
We have plot size data on 33 out of 42 other houses in the postcode and 42, Datchworth Green, Knebworth sits on the 5th largest plot.
Energy Efficiency
42, Datchworth Green, Knebworth has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 20 Jul 2023.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
According to HM Land Registry, 42, Datchworth Green, Knebworth was last sold on 5th January 2024 for £1,195,000 and was recorded as a freehold house.
The property has had 2 sales since 1995.
Since January 2024, the market for similar properties has dropped by 0.8%.
- Sold Jan 2024£1,195,000
- Sold Aug 1998£375,000
Similar Properties Sold Nearby
According to the Land Registry and our network of Estate Agents, there have been 41 sales of properties similar to 42, Datchworth Green, Knebworth within a radius of 2.0 kilometres over the last 2 years.
The most recent example is 1B, Bramfield Road, Knebworth, SG3 6RX, a freehold house which sold for £1,350,000 on the 21st February 2025.
Read more about house prices in SG3.
- Sold Feb 2025£1,350,000 | 5 Bed House1B, Bramfield Road, Knebworth, SG3 6RX1B, Bramfield Road, Knebworth, SG3 6RX
- Sold Jan 2016£1,000,000 | 5 Bed House97, Datchworth Green, Knebworth, SG3 6TL97, Datchworth Green, Knebworth, SG3 6TL
- Sold Jan 2010£880,000 | 5 Bed House14, Datchworth Green, Knebworth, SG3 6TL14, Datchworth Green, Knebworth, SG3 6TL
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Datchworth Green, Datchworth, Knebworth, SG3 has a total of 43 addresses. According to our analysis of all the public data, 42, Datchworth Green, Knebworth is the 14th largest and the 8th most expensive property on the street.
When compared to the postcode district it is £735k more expensive than the average property in SG3.
More reading links
Schools Nearby
- All Saints Church of England Voluntary Aided Primary School, Datchworth900 m away
- St Michael's Woolmer Green CofE VA Primary School1.4 km away
- Knebworth Primary and Nursery School2.2 km away
- Barnwell School4.6 km away
- Monk's Walk School4.7 km away
- Ridgeway Academy5.4 km away
More reading links
Public Transport Nearby
- Knebworth|2.6 km away
- Watton-at-Stone|3.0 km away
- Welwyn North|3.6 km away
Available Internet Speeds
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.
Risk of Flooding
According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.












