KT3 postcode area guide — Kingston upon Thames
House prices, crime, broadband speeds, mobile signal, schools and demographics for the KT3 postcode district in Kingston upon Thames — every official dataset on one page.
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Where is KT3?
Broadband & internet speeds in KT3
Excellent coverage
Superfast (30Mb+)
97.6%
Ultrafast (300Mb+)
89.7%
Gigabit-capable
89.7%
Below USO (10Mb)
0%
Broadband availability in the KT3 postcode district (Kingston upon Thames) is Excellent — gigabit-capable full fibre is widely available. Across the 734 postcodes Ofcom measures in KT3, superfast broadband (30 Mbit/s or faster) reaches 97.6% of premises and gigabit-capable lines are available to 89.7%.
Around 0% of premises in KT3 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 KT3
| Postcode | Superfast | Gigabit |
|---|---|---|
| KT3 3AA | 100% | 100% |
| KT3 3AB | 100% | 100% |
| KT3 3AF | 100% | 100% |
| KT3 3AH | 100% | 100% |
| KT3 3AJ | 100% | 100% |
| KT3 3AL | 100% | 90.9% |
| KT3 3AN | 100% | 100% |
| KT3 3AP | 100% | 100% |
| KT3 3AR | 100% | 100% |
| KT3 3AS | 100% | 100% |
Run a speed test to see what you're actually getting, or check your exact postcode.
Mobile signal around Kingston upon Thames
Ofcom's coverage model for the wider Kingston Upon Thames district (72,901 premises):
4G indoors — all networks
99.5%
4G outdoors — all networks
100%
5G outdoors — all networks
98.8%
Voice indoors — all networks
99.7%
Signal varies street by street — use the mobile coverage checker to compare EE, O2, Three and Vodafone at an exact postcode.
Crime in KT3
Police recorded 206 incidents within about a mile of the centre of KT3 in May 2026 (latest published street-level data). The breakdown:
| Category | Incidents | Share |
|---|---|---|
| Violence & sexual offences | 68 | 33.0% |
| Anti-social behaviour | 44 | 21.4% |
| Vehicle crime | 24 | 11.7% |
| Shoplifting | 14 | 6.8% |
| Drugs | 9 | 4.4% |
| Other theft | 9 | 4.4% |
| Bicycle theft | 8 | 3.9% |
| Burglary | 8 | 3.9% |
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 KT3
Based on 312 sales registered with HM Land Registry in the last 12 months, the median sold price in KT3 is £637,500, up 2.0% on the previous year (£625,000).
Detached
£1,030,000
34 sales
Semi-detached
£767,500
90 sales
Terraced
£635,000
104 sales
Flat / maisonette
£345,000
77 sales
Latest recorded sales in KT3
| Date | Price | Type | Street | Postcode |
|---|---|---|---|---|
| 15 May 2026 | £220,000 | Flat | Burlington Road | KT3 4NW |
| 13 May 2026 | £767,500 | Semi-detached | Myrtle Grove | KT3 3LF |
| 8 May 2026 | £850,000 | Terraced | Coombe Gardens | KT3 4AA |
| 7 May 2026 | £1,192,000 | Semi-detached | Darley Drive | KT3 3AS |
| 7 May 2026 | £1,570,000 | Detached | Onslow Road | KT3 4AR |
| 7 May 2026 | £860,000 | Terraced | Arthur Road | KT3 6LX |
| 1 May 2026 | £1,080,000 | Semi-detached | Overdale Avenue | KT3 3UF |
| 30 Apr 2026 | £592,000 | Terraced | Tennyson Avenue | KT3 6NA |
| 30 Apr 2026 | £910,000 | Semi-detached | Hoppingwood Avenue | KT3 4JX |
| 29 Apr 2026 | £590,000 | Terraced | Consfield Avenue | KT3 6HB |
Contains HM Land Registry data © Crown copyright and database right 2026, licensed under the Open Government Licence v3.0.
Who lives here? Kingston upon Thames demographics
Census 2021 figures for the wider Kingston upon Thames district (168,064 residents, 65,628 households):
| Age profile | |
|---|---|
| Under 15 | 19.4% |
| 15–29 | 25% |
| 30–44 | 23.3% |
| 45–64 | 17.9% |
| 65+ | 14.5% |
| Housing tenure | |
|---|---|
| Owner-occupied | 60.9% |
| Private rented | 27.4% |
| 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 KT3
| School | Phase | Ages | Pupils | Postcode |
|---|---|---|---|---|
| Coombe Girls' School | Secondary | 11–18 | 1,500 | KT3 3TU |
| Richard Challoner School | Secondary | 11–18 | 1,079 | KT3 5PE |
| Coombe Boys' School | Secondary | 11–18 | 1,007 | KT3 6NU |
| The Holy Cross School | Secondary | 11–18 | 994 | KT3 5AR |
| Burlington Junior School | Primary | 7–11 | 474 | KT3 4LT |
| Burlington Infant and Nursery School | Primary | 2–7 | 462 | KT3 4LT |
| Corpus Christi Catholic Primary School | Primary | 3–11 | 405 | KT3 3JU |
| King's Oak Primary School | Primary | 2–11 | 393 | KT3 3RZ |
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 KT3
273 rated food businesses operate in KT3. 178 hold the top rating of 5, 45 are rated 4, and 14 are rated 2 or below.
Among the 5-rated: 1 Bunge, 601 PM/Malden Pocha, Abbeyfield House, New Malden, Acacia Pre-School, Accent Catering @ Richard Challoner Academy School.
Source: Food Standards Agency, food hygiene ratings (FHRS) open data.
Energy performance (EPC) in KT3
From a sample of 195 Energy Performance Certificates across 12 KT3 postcodes, the most common rating is band D (average band D). 41% of sampled homes are rated C or better.
Band B
7%
Band C
34%
Band D
38%
Band E
16%
Band F
3%
Band G
2%
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 Kingston upon Thames
Landlines around KT3 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 KT3?
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Moving to KT3? Sort your connectivity first
We arrange broadband, full-fibre, leased lines, VoIP and business mobiles across Kingston upon Thames — free, no-obligation quote.
Postcodes in KT3
Neighbouring districts
All Kingston upon Thames (KT) postcode districts ›
Frequently asked questions
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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.
