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Postcode area report · 734 postcodes

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.

The KT3 postcode district serves Kingston upon Thames, England, with 734 postcodes currently in use. The surrounding Kingston upon Thames district has a population of roughly 168,064. Homes in KT3 have sold for a median of £637,500 over the past 12 months.

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Where is KT3?

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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

PostcodeSuperfastGigabit
KT3 3AA100%100%
KT3 3AB100%100%
KT3 3AF100%100%
KT3 3AH100%100%
KT3 3AJ100%100%
KT3 3AL100%90.9%
KT3 3AN100%100%
KT3 3AP100%100%
KT3 3AR100%100%
KT3 3AS100%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:

CategoryIncidentsShare
Violence & sexual offences6833.0%
Anti-social behaviour4421.4%
Vehicle crime2411.7%
Shoplifting146.8%
Drugs94.4%
Other theft94.4%
Bicycle theft83.9%
Burglary83.9%

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

DatePriceTypeStreetPostcode
15 May 2026£220,000FlatBurlington RoadKT3 4NW
13 May 2026£767,500Semi-detachedMyrtle GroveKT3 3LF
8 May 2026£850,000TerracedCoombe GardensKT3 4AA
7 May 2026£1,192,000Semi-detachedDarley DriveKT3 3AS
7 May 2026£1,570,000DetachedOnslow RoadKT3 4AR
7 May 2026£860,000TerracedArthur RoadKT3 6LX
1 May 2026£1,080,000Semi-detachedOverdale AvenueKT3 3UF
30 Apr 2026£592,000TerracedTennyson AvenueKT3 6NA
30 Apr 2026£910,000Semi-detachedHoppingwood AvenueKT3 4JX
29 Apr 2026£590,000TerracedConsfield AvenueKT3 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 1519.4%
15–2925%
30–4423.3%
45–6417.9%
65+14.5%
Housing tenure
Owner-occupied60.9%
Private rented27.4%
Social rented4%

Source: ONS Census 2021 (district level — the finest openly licensed cut we republish). © Crown copyright, OGL v3.0.

Schools in and around KT3

SchoolPhaseAgesPupilsPostcode
Coombe Girls' SchoolSecondary11–181,500KT3 3TU
Richard Challoner SchoolSecondary11–181,079KT3 5PE
Coombe Boys' SchoolSecondary11–181,007KT3 6NU
The Holy Cross SchoolSecondary11–18994KT3 5AR
Burlington Junior SchoolPrimary7–11474KT3 4LT
Burlington Infant and Nursery SchoolPrimary2–7462KT3 4LT
Corpus Christi Catholic Primary SchoolPrimary3–11405KT3 3JU
King's Oak Primary SchoolPrimary2–11393KT3 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:

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What's it like living in KT3?

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Moving to KT3? Sort your connectivity first

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Postcodes in KT3

Neighbouring districts

All Kingston upon Thames (KT) postcode districts ›

Frequently asked questions

Where is the KT3 postcode?
KT3 covers Kingston upon Thames in England. It contains 734 live postcodes. Scroll to the map and postcode list on this page to narrow down an exact spot.
How much do houses cost in KT3?
Based on 312 sales recorded by HM Land Registry in the last 12 months, the median price paid in KT3 is £637,500. See the house-price section above for medians by property type and the most recent sales.
Is KT3 a safe area?
Police recorded 206 incidents within a mile of the centre of KT3 in May 2026, with Violence & sexual offences the most common category. Compare the breakdown above and check street-level detail on police.uk before drawing conclusions — a busy high street inflates raw counts.
What broadband can I get in KT3?
Ofcom Connected Nations puts superfast availability in KT3 at 97.6% of premises, with gigabit-capable lines reaching 89.7%. Enter a full postcode in the checker on this page for address-level availability.
Who lives in KT3?
In the wider Kingston upon Thames district, 61% of households own their home, 27% rent privately and 4% are in social housing (Census 2021). The age profile and household counts are in the demographics section above.
How energy efficient are homes in KT3?
Across a sample of 195 Energy Performance Certificates in KT3, the most common rating is band D and the average is band D. 80 of the sampled homes are rated C or better. See the EPC section above for the full band breakdown.

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.

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