21, Sayer Way
21, Sayer Way
Description & Estimates







According to the public record, 21, Sayer Way, Knebworth is a mid-century freehold house with 1,229 ft2 of internal area and sits on a 267 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 21, Sayer Way, Knebworth is £583,287 and the estimated rental value is £2,055 per month.
Sayer Way, Knebworth, SG3 is located in the borough of North Hertfordshire within the SG3 postal district.
Our Data Sources
21, Sayer Way, Knebworth has 21 entries in the Land Registry , most recently in September 2010 and a single entry in the EPC database dated June 2010.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 5 out of 5 and is considered of high 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 21, Sayer Way, Knebworth is in very good condition we estimate a sale value of £612,452 and a rental value of £2,158 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £542,457 and a rental value of £1,911 per month.
Recent Market Change
Over the past 12 months, the estimated sale value of 21, Sayer Way, Knebworth has moved down by £12,732 (2.2%), while its estimated rental value has increased by £68 per month (3.3%). Based on current estimates, the property offers a gross rental yield of 4.2%.
Plot Size
According to data from HM Land Registry, 21, Sayer Way, Knebworth sits on a plot of 267 m2.
We have plot size data on 29 out of 29 other houses in the postcode and 21, Sayer Way, Knebworth sits on the 14th largest plot.
Energy Efficiency
21, Sayer Way, Knebworth has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 22 Jun 2010.
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, 21, Sayer Way, Knebworth was last sold on 3rd September 2010 for £281,000 and was recorded as a freehold house.
The property has had 2 sales since 1995.
Since September 2010, the market for similar properties has risen by 71.9%.
- Sold Sep 2010£281,000
- Sold May 2002£205,000
Similar Properties Sold Nearby
According to the Land Registry and our network of Estate Agents, there have been 3 sales of properties similar to 21, Sayer Way, Knebworth within a radius of 920 metres over the last 2 years.
The most recent example is 21A, Gun Lane, Knebworth, SG3 6BJ, a freehold house which sold for £565,000 on the 26th August 2025.
Read more about house prices in SG3.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Sayer Way, Knebworth, SG3 has a total of 29 addresses. According to our analysis of all the public data, 21, Sayer Way, Knebworth is the 10th largest and the 7th most expensive property on the street.
When compared to the postcode district it is £48k more expensive than the average property in SG3.
More reading links
Schools Nearby
- 400mKnebworth Primary and Nursery School
- 1.5kmSt Michael's Woolmer Green CofE VA Primary School
- 1.8kmAll Saints Church of England Voluntary Aided Primary School, Datchworth
- 3.1kmBarnwell School
- 4.6kmMarriotts School
- 5.1kmMonk's Walk School
More reading links
Public Transport Nearby
The closest station to 21, Sayer Way, Knebworth is Knebworth station, which is 400 metres away.
- 400mKnebworth
- 4.4kmWelwyn North
- 4.5kmStevenage
Available Internet Speeds
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.
Risk of Flooding
According to data from the Environment Agency, the flood risk in this area is considered to be very low.

