Woking · GU21

EICR in GU21 (Woking)? We'll point you the right way.

Covering Woking, Knaphill, St. John's, Horsell, Goldsworth Park, including Bisley & West End, Canalside, Heathlands. Find qualified electricians nearby.

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GU21 (Woking) in a nutshell

GU21 covers Woking, Knaphill, St. John's, Horsell, Goldsworth Park, in Surrey Heath and Woking. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for GU21

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Two councils in one district

GU21 is split between Surrey Heath and Woking. Some councils run their own landlord licensing, so check which one your home is in.

Where's this from?postcodes.io (ONSPD) local authority
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Give your full postcode

GU21 stretches across Bisley & West End, Canalside, Goldsworth Park and more, so give your full postcode, not just 'GU21', when you ask for quotes.

Where's this from?postcodes.io (ONSPD) wards
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Postcodes change here

Lots of old GU21 postcodes have been retired. If an old letter shows a different postcode, use your current one.

Where's this from?Doogal/ONSPD: 1,155 of 2,120 postcodes active
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New to EICRs? Here's what to expect, how to get ready and what it costs, in plain English. Read the quick guide →

England landlord rules: quick version

  • Every 5 years: an electrical inspection and test by a qualified person.
  • Within 28 days: give your tenants a copy of the report.
  • If asked: send it to the council within 7 days.

More detail on the Woking page. Always double-check on GOV.UK.

Next door to GU21

GU22 · WokingGU24 · BisleyGU1 · Guildford Town CentreGU23 · SendGU25 · Virginia WaterGU2 · Guildford Park

← Electrical safety (EICR) across Woking · all areas

Frequently asked questions

Which areas does GU21 cover?

GU21 (Woking, Knaphill, St. John's, Horsell, Goldsworth Park) includes the wards of Bisley & West End, Canalside, Goldsworth Park, Heathlands, Horsell, Knaphill, Mount Hermon, St John's (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to GU21?

Neighbouring districts include GU22 (Woking), GU24 (Bisley), GU1 (Guildford Town Centre), GU23 (Send), GU25 (Virginia Water) (ONS Postcode Directory via Doogal). A pro covering GU21 may well cover these too, so it's worth asking.

How many homes are in GU21?

About 19,856 households and 50,243 residents at the 2011 Census, across 1,155 active postcodes (Doogal / ONS Postcode Directory).

Which council area is GU21 in?

GU21 sits in Surrey Heath, Woking (postcodes.io). Parliamentary constituency: Surrey Heath, Woking.

📊 The numbers behind this page
Postcode district
GU21 1
Areas covered
Woking, Knaphill, St. John's, Horsell, Goldsworth Park 2
Active postcodes
1,155 3
Households (2011 Census, via Doogal)
19,856 2
Population (2011 Census, via Doogal)
50,243 2
Electoral wards
Bisley & West End, Canalside, Goldsworth Park, Heathlands, Horsell, Knaphill, Mount Hermon, St John's 4
Parliamentary constituencies
Surrey Heath, Woking 4
Local authority
Surrey Heath, Woking 4
Households privately renting (Woking built-up area)
23.4% 5
  1. ONS Postcode Directory
  2. Doogal
  3. Doogal / ONSPD
  4. postcodes.io
  5. ONS Census 2021

Made with open data. See where it all comes from. Updated 26 October 2026.