GU23 postcode area guide — Guildford
House prices, crime, broadband speeds, mobile signal, schools and demographics for the GU23 postcode district in Guildford — every official dataset on one page.
Check any UK postcode
Where is GU23?
Broadband & internet speeds in GU23
Strong coverage
Superfast (30Mb+)
89.3%
Ultrafast (300Mb+)
56.1%
Gigabit-capable
48.9%
Below USO (10Mb)
0.5%
Broadband availability in the GU23 postcode district (Guildford) is Strong — superfast is near-universal and gigabit is rolling out. Across the 256 postcodes Ofcom measures in GU23, superfast broadband (30 Mbit/s or faster) reaches 89.3% of premises and gigabit-capable lines are available to 48.9%.
Around 0.5% of premises in GU23 fall below the Universal Service Obligation (a minimum of 10 Mbit/s download and 1 Mbit/s upload), so the overwhelming majority of homes and businesses here can already order a decent fixed line. For a business that depends on its connection, the figures that matter most are gigabit and full-fibre availability — the symmetric, low-contention services we quote leased lines and FTTP against.
Sample postcodes in GU23
| Postcode | Superfast | Gigabit |
|---|---|---|
| GU23 6AA | 100% | 100% |
| GU23 6AB | 100% | 94.4% |
| GU23 6AD | 100% | 100% |
| GU23 6AE | 88.9% | 61.1% |
| GU23 6AF | 100% | 89.3% |
| GU23 6AG | 100% | 100% |
| GU23 6AH | 100% | 50% |
| GU23 6AJ | 100% | 100% |
| GU23 6AL | 100% | 100% |
| GU23 6AN | 100% | 87.5% |
Run a speed test to see what you're actually getting, or check your exact postcode.
Mobile signal around Guildford
Ofcom's coverage model for the wider Guildford district (61,835 premises):
4G indoors — all networks
92.2%
4G outdoors — all networks
99.3%
5G outdoors — all networks
75.2%
Voice indoors — all networks
93.6%
Signal varies street by street — use the mobile coverage checker to compare EE, O2, Three and Vodafone at an exact postcode.
Crime in GU23
Police recorded 21 incidents within about a mile of the centre of GU23 in May 2026 (latest published street-level data). The breakdown:
| Category | Incidents | Share |
|---|---|---|
| Anti-social behaviour | 9 | 42.9% |
| Shoplifting | 5 | 23.8% |
| Violence & sexual offences | 3 | 14.3% |
| Criminal damage & arson | 1 | 4.8% |
| Other theft | 1 | 4.8% |
| Public order | 1 | 4.8% |
| Other crime | 1 | 4.8% |
Raw counts favour busy town centres — a high street with shops and nightlife records more incidents than a residential cul-de-sac. Source: police.uk open data (point sample around the district centroid).
House prices in GU23
Based on 79 sales registered with HM Land Registry in the last 12 months, the median sold price in GU23 is £585,000, down 17.1% on the previous year (£706,000).
Detached
£750,000
32 sales
Semi-detached
£537,500
35 sales
Terraced
£500,000
7 sales
Flat / maisonette
£230,000
4 sales
Latest recorded sales in GU23
| Date | Price | Type | Street | Postcode |
|---|---|---|---|---|
| 14 May 2026 | £960,000 | Detached | Farm Lane | GU23 7AT |
| 9 Apr 2026 | £745,000 | Detached | Winds Ridge | GU23 7HU |
| 9 Apr 2026 | £568,000 | Semi-detached | Linden Way | GU23 6LW |
| 1 Apr 2026 | £500,000 | Semi-detached | The Copse | GU23 6BN |
| 26 Mar 2026 | £435,000 | Semi-detached | Send Marsh Road | GU23 7DW |
| 25 Mar 2026 | £560,000 | Detached | Send Hill | GU23 7HR |
| 20 Mar 2026 | £612,500 | Semi-detached | Hawthorn Road | GU23 6LH |
| 17 Mar 2026 | £585,000 | Detached | Send Marsh Road | GU23 6JR |
| 13 Mar 2026 | £470,000 | Semi-detached | Linden Way | GU23 6LP |
| 13 Mar 2026 | £710,000 | Semi-detached | High Street | GU23 6AN |
Contains HM Land Registry data © Crown copyright and database right 2026, licensed under the Open Government Licence v3.0.
Who lives here? Guildford demographics
Census 2021 figures for the wider Guildford district (143,650 residents, 55,760 households):
| Age profile | |
|---|---|
| Under 15 | 16.9% |
| 15–29 | 27.6% |
| 30–44 | 19.1% |
| 45–64 | 18.9% |
| 65+ | 17.5% |
| Housing tenure | |
|---|---|
| Owner-occupied | 66.3% |
| Private rented | 19.7% |
| Social rented | 4% |
Source: ONS Census 2021 (district level — the finest openly licensed cut we republish). © Crown copyright, OGL v3.0.
Schools in and around GU23
| School | Phase | Ages | Pupils | Postcode |
|---|---|---|---|---|
| Send CofE Primary School | Primary | 3–11 | 369 | GU23 7BS |
| Ripley Court School | Not applicable | 2–11 | 198 | GU23 6NE |
| Hoe Bridge School | Not applicable | 2–16 | 548 | GU22 8JE |
| Woking College | 16 plus | 16–19 | 0 | GU22 9DL |
| Kingfield Primary School | Primary | 2–11 | 252 | GU22 9EQ |
| St John the Baptist Catholic Comprehensive School, Woking | Secondary | 11–18 | 1,512 | GU22 9AL |
| Greenfield School | Not applicable | 3–11 | 223 | GU22 8HY |
| Pyrford Church of England Primary School | Primary | 2–11 | 494 | GU22 8SP |
Source: DfE Get Information about Schools (England & Wales). Check Ofsted report cards for inspection detail — headline one-word grades were retired in 2024.
Food hygiene ratings in GU23
41 rated food businesses operate in GU23. 30 hold the top rating of 5, 8 are rated 4, and none are currently rated 2 or below.
Among the 5-rated: Astalet Cafe, CAFE BEIRUT, Co-op Food, Coffee-Bike, Delilah.
Source: Food Standards Agency, food hygiene ratings (FHRS) open data.
Energy performance (EPC) in GU23
From a sample of 138 Energy Performance Certificates across 12 GU23 postcodes, the most common rating is band D (average band D). 35% of sampled homes are rated C or better.
Band B
1%
Band C
33%
Band D
43%
Band E
14%
Band F
8%
Source: MHCLG Energy Performance of Buildings Data (England & Wales), sampled at postcode level and refreshed monthly. Individual certificates are on each postcode’s page.
Phone area codes for Guildford
Landlines around GU23 typically use:
Had a call from an unknown number? Use our free UK phone number checker to see who called.
What's it like living in GU23?
Be the first to rate GU23 (Guildford).
How would you rate living in GU23 (Guildford)?
Moving to GU23? Sort your connectivity first
We arrange broadband, full-fibre, leased lines, VoIP and business mobiles across Guildford — free, no-obligation quote.
Postcodes in GU23
Neighbouring districts
All Guildford (GU) postcode districts ›
Frequently asked questions
Where is the GU23 postcode?
How much do houses cost in GU23?
Is GU23 a safe area?
What broadband can I get in GU23?
Who lives in GU23?
How energy efficient are homes in GU23?
Sources: HM Land Registry Price Paid Data, police.uk street-level crime, Ofcom Connected Nations, ONS Census 2021, DfE Get Information about Schools, Food Standards Agency FHRS — all © Crown copyright, licensed under the Open Government Licence v3.0. Figures are area aggregates; individual addresses vary. Energy performance (EPC) data will be added when our Open Data Communities registration is approved.