How much is 20A, Barnby Road, Knaphill, Woking, Surrey, GU21 2NL worth?
Estimated value — July 2026
£472,000
Likely range £428,000 – £649,000Four in five similar homes sold within their range when we tested it.
Latest recorded sale February 2026
68%
confidence
High
Typically within 8% of the sale price
Property details
Semi-detached house
Barnby Road · Woking · GU21 2NL
Energy performance
Mains Gas (Not Community) · EPC 0779-1206-7305-3963-1700 · inspected March 2025 · lodged April 2025
Address
- District
- Woking
- County
- Surrey
Value over time
- Modelled value
- Recorded sale
- Likely range (80%)
- Today's estimate
Drawn through each of this property's recorded sales and ending at today's estimate, with the UK House Price Index for its area and property type filling in the months between. A sale we treat with caution is shown but the line doesn't pass through it. The shaded band is where four in five prices fell when we tested this line against real sales of similar homes; it widens the further a month is from a recorded sale, and today it matches the likely range above.
View as a table
| Year | Modelled value | Likely range | Recorded sale |
|---|---|---|---|
| 2000 | £165,627 | £141,034 – £221,385 | £167,000 |
| 2001 | £190,008 | £166,111 – £226,827 | — |
| 2002 | £215,601 | £187,899 – £249,237 | — |
| 2003 | £221,786 | £191,852 – £255,366 | — |
| 2004 | £245,636 | £210,750 – £283,054 | — |
| 2005 | £253,545 | £215,792 – £294,066 | — |
| 2006 | £269,855 | £227,879 – £314,007 | — |
| 2007 | £299,847 | £251,882 – £348,056 | — |
| 2008 | £262,444 | £219,330 – £304,545 | — |
| 2009 | £258,432 | £214,142 – £300,568 | — |
| 2010 | £279,119 | £228,823 – £326,467 | — |
| 2011 | £286,173 | £232,458 – £335,984 | — |
| 2012 | £291,319 | £234,850 – £344,756 | — |
| 2013 | £315,555 | £254,388 – £373,438 | — |
| 2014 | £369,977 | £300,531 – £434,375 | — |
| 2015 | £404,077 | £331,264 – £472,622 | — |
| 2016 | £414,829 | £343,735 – £482,464 | — |
| 2017 | £422,007 | £352,680 – £489,704 | — |
| 2018 | £419,678 | £352,544 – £487,153 | — |
| 2019 | £425,375 | £359,208 – £494,972 | — |
| 2020 | £438,272 | £373,013 – £508,315 | — |
| 2021 | £452,058 | £387,856 – £520,920 | — |
| 2022 | £487,447 | £421,656 – £561,250 | — |
| 2023 | £466,994 | £406,991 – £539,849 | — |
| 2024 | £473,263 | £413,743 – £564,970 | — |
| 2025 | £449,636 | £382,873 – £601,004 | — |
| 2026 | £472,000 | £428,000 – £649,000 | £453,000 |
Sale history
Mortgage calculator
£2,533
Estimated monthly repayment
£424,800
Loan amount
£487,170
Total interest
£911,970
Total repayable
A guide only, based on a capital repayment mortgage held at a constant interest rate for the full term. Not a mortgage offer or financial advice.
Related properties
- 2 Barnby Road, Knaphill, Woking, Surrey, GU21 2NL£389,000 · 2022£444,000
- 9 Barnby Road, Knaphill, Woking, Surrey, GU21 2NL£415,000 · 2021£429,000
- 16 Barnby Road, Knaphill, Woking, Surrey, GU21 2NL£412,500 · 2020£469,000
- 7 Barnby Road, Knaphill, Woking, Surrey, GU21 2NL£375,000 · 2016£443,000
- 11 Barnby Road, Knaphill, Woking, Surrey, GU21 2NL£220,000 · 2006£434,000
- 4 Barnby Road, Knaphill, Woking, Surrey, GU21 2NL£402,500 · 2024£417,000
- 8 Barnby Road, Knaphill, Woking, Surrey, GU21 2NL£355,000 · 2022£390,000
- 14 Barnby Road, Knaphill, Woking, Surrey, GU21 2NL£444,350 · 2019£567,000
- 21 Barnby Road, Knaphill, Woking, Surrey, GU21 2NL£135,000 · 1997£567,000
- 15 Barnby Road, Knaphill, Woking, Surrey, GU21 2NL£133,000 · 1999£507,000
About this property
20A, Barnby Road, Knaphill, Woking, Surrey, GU21 2NL is a semi-detached house on Barnby Road in Woking, Surrey. Stede's estimated value for July 2026 is £472,000. Four in five similar homes sold within their likely range when tested; for this property that range is £428,000 to £649,000. It combines its own last sale brought up to date with the House Price Index (75%) and the recent price per m² in the same postcode sector applied to its floor area (25%). The confidence score is 68 out of 100 (high): estimates like this one are typically within 8% of the eventual sale price.
It last sold in February 2026 for £453,000. It has 3 sales on record, the earliest in 1997. The current estimate is 4% higher than that price.
Its EPC energy-efficiency rating is band E (51 out of 100), with a potential of band B (85) after the recommended improvements. The certificate records a total floor area of 78 m² (840 sq ft). It was lodged in April 2025.
The modelled value is up 1% over the past year and up 6% over the past five years.
Among 10 nearby properties Stede tracks in the GU21 area, estimated values run from £390,000 to £567,000. This semi-detached house's £472,000 sits toward the upper end of that range.
Common questions
How much is 20A, Barnby Road, Knaphill, Woking, Surrey, GU21 2NL worth?
Stede estimates 20A, Barnby Road, Knaphill, Woking, Surrey, GU21 2NL is worth £472,000 as of July 2026, within a likely range of £428,000 to £649,000. The estimate is generated automatically from recorded sale prices of this and similar nearby homes and the UK House Price Index, and is not a formal valuation.
When did 20A, Barnby Road, Knaphill, Woking, Surrey, GU21 2NL last sell?
It last sold in February 2026 for £453,000. There are 3 sales on record, the earliest in 1997.
What type of property is 20A, Barnby Road, Knaphill, Woking, Surrey, GU21 2NL?
It is recorded as a Semi-detached house on Barnby Road in the GU21 postcode area.
What is the EPC rating of 20A, Barnby Road, Knaphill, Woking, Surrey, GU21 2NL?
20A, Barnby Road, Knaphill, Woking, Surrey, GU21 2NL has an EPC energy-efficiency rating of band E (51 out of 100). Its potential rating after the recommended improvements is band B (85). The certificate records a floor area of 78 m² (840 sq ft). EPC data is published by the Ministry of Housing, Communities & Local Government and reflects the most recent certificate on record.
How reliable is this estimate?
The confidence score is 68 out of 100 (high). Tested against real sales of similar homes, estimates like this one are typically within 8% of the sale price, and four in five sold within their likely range. The figure is a data model, not a RICS valuation or Home Report, and should not be used for mortgage or legal decisions.
How does Stede calculate this estimate?
It combines its own last sale brought up to date with the House Price Index (75%) and the recent price per m² in the same postcode sector applied to its floor area (25%). Each piece of evidence gets the share that proved most accurate when tested against real sales of similar homes, and the same testing sets the likely range and confidence. Full detail is on the methodology page.
How we got this figure
We weighed the evidence below, giving each piece the share that proved most accurate when we tested it against real sales of similar homes. The likely range and confidence come from testing the same method against 9,623 real sales of similar homes.
- Its sale in February 2026, brought up to today with the House Price Index£490,36875%
- Recent price per m² in the same postcode sector, for its 78 m²£417,86225%
Estimate £472,000, likely £428,000 – £649,000
Read the full methodology and data sources →