GU21
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GU21 - Woking

Knaphill, St John's, Horsell and Goldsworth Park

Last updated Jul 2026

Area Overview

The postcode district GU21 covers Woking, including Knaphill, St John's, Horsell and Goldsworth Park, and is located in The South East of England.

It is a residential district comprising 22,521 addresses, of which 6,909 are flats and 15,612 are houses.

Ave. Sale Price
£398,054
10 Year change
up 4.6%
Ave. Rental Price
£1,979pcm
10 Year change
up 34.0%
Ave. £ per ft²
£477/ft²
Ave. Gross Yield
6.0%/year/yr
Streets in GU21

Streets in GU21

The biggest house price growth in GU21 has been Boundary Business Centre at 0.6% over the last 12 months. In the lettings market, St. Andrews Close is the biggest winner at 5.5% growth over the year.

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sales

Sales Prices

The average house price in GU21 is £398,054. Sale value has decreased in the last 12 months by 0.8%.

Property sale values range from £79,105 for a leasehold flat, with 1 bedroom split across 239 square feet of gross internal area to £2,608,115 for a freehold house, with 5 bedrooms split across 4,994 square feet of gross internal area and has garden.

Average £/ft2 for properties in GU21 is £477/ft2.

PeriodYear on YearAverage Price
June 2026-0.8%£459,982
June 2025-0.1%£463,499
June 2024-2.2%£464,169
June 2023-1.1%£474,479
June 20226.7%£479,759
June 20213.6%£449,688
June 20200.4%£433,994
June 2019-2.6%£432,224
June 2018-0.5%£443,852
June 20171.4%£446,005
June 20169.9%£439,668
June 20159.5%£399,997
June 201411.8%£365,457
June 20131.2%£326,864
June 20123%£322,897
June 20111.2%£313,552
June 20109.4%£309,721
June 2009-10.6%£283,218
June 20080%£316,868
June 20070%£316,816
rental

Rental Prices

The average rental value in GU21 is £1,979pcm. Rental value has increased in the last 12 months by 4.4%.

Property rental values range from £462 for a leasehold flat, with 1 bedroom split across 239 square feet of gross internal area to £8,475 for a freehold house, with 5 bedrooms split across 4,994 square feet of gross internal area and has garden.

Properties achieve a rental yield of between 3.7% and 7.1%.

PeriodYear on YearAverage Price
June 20264.4%£1,979pcm
June 20253.4%£1,896pcm
June 20246.7%£1,833pcm
June 20239.2%£1,719pcm
June 20229.2%£1,574pcm
June 20212.4%£1,442pcm
June 2020-0.1%£1,408pcm
June 2019-0.1%£1,409pcm
June 2018-2.2%£1,410pcm
June 2017-2.3%£1,442pcm
June 20162.9%£1,477pcm
June 20156.1%£1,434pcm
June 20142.7%£1,352pcm
June 20131.9%£1,317pcm
June 20123.2%£1,293pcm
June 20113.3%£1,253pcm
June 20106.1%£1,213pcm
June 2009-9.3%£1,143pcm
June 20085.2%£1,260pcm
June 20070%£1,197pcm
Most recently sold properties

Most Recently Sold Properties

The latest HM Land Registry sales for GU21. Data is published monthly and sales can take weeks to register, so the newest may not appear yet.

Source: HM Land Registry ()
Energy Efficiency background

Energy Efficiency of buildings within GU21

The average internal area for a residential property in GU21 is 840 ft2 with properties ranging from 140 to 8,019 ft2 with the most common Energy Performance Certificate (EPC) rating being C.
The diagram shows the distribution of EPCs within GU21.
  • A (95)
  • E (1k)
  • B (2k)
  • F (150)
  • C (7k)
  • G (27)
  • D (6k)
  • No EPC (6k)
Postcode districts

Postcode districts near to GU21