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Postcode area report · 612 postcodes

KT1 postcode area guide — Kingston upon Thames

House prices, crime, broadband speeds, mobile signal, schools and demographics for the KT1 postcode district in Kingston upon Thames — every official dataset on one page.

KT1 is a postcode district in Kingston upon Thames, England, containing 612 live postcodes. Around 168,064 people live across the wider Kingston upon Thames district. Over the last year the typical (median) sold price in KT1 has been £535,000.

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Where is KT1?

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Broadband & internet speeds in KT1

Strong coverage

Superfast (30Mb+)

88.6%

Ultrafast (300Mb+)

77.9%

Gigabit-capable

75.2%

Below USO (10Mb)

0%

Broadband availability in the KT1 postcode district (Kingston upon Thames) is Strong — superfast is near-universal and gigabit is rolling out. Across the 612 postcodes Ofcom measures in KT1, superfast broadband (30 Mbit/s or faster) reaches 88.6% of premises and gigabit-capable lines are available to 75.2%.

Around 0% of premises in KT1 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 KT1

PostcodeSuperfastGigabit
KT1 1AE100%0%
KT1 1AF100%0%
KT1 1AJ100%0%
KT1 1AL0%0%
KT1 1AQ100%0%
KT1 1AR0%0%
KT1 1AS100%100%
KT1 1AZ100%100%
KT1 1BB72.2%72.2%
KT1 1BJ0%0%

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 KT1

Police recorded 577 incidents within about a mile of the centre of KT1 in May 2026 (latest published street-level data). The breakdown:

CategoryIncidentsShare
Anti-social behaviour14825.6%
Violence & sexual offences14425.0%
Shoplifting7412.8%
Drugs406.9%
Public order396.8%
Other theft376.4%
Theft from the person264.5%
Burglary152.6%

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 KT1

Based on 216 sales registered with HM Land Registry in the last 12 months, the median sold price in KT1 is £535,000, essentially flat on the previous year (£535,000).

Detached

£1,125,000

9 sales

Semi-detached

£750,000

66 sales

Terraced

£557,500

33 sales

Flat / maisonette

£406,800

98 sales

Latest recorded sales in KT1

DatePriceTypeStreetPostcode
11 May 2026£410,000FlatPark RoadKT1 4AX
8 May 2026£387,000FlatHigh StreetKT1 4DP
5 May 2026£407,000FlatMaplehurst CloseKT1 2HD
5 May 2026£580,000Semi-detachedHorace RoadKT1 2SL
30 Apr 2026£395,000OtherGrove CrescentKT1 2DD
28 Apr 2026£702,000Semi-detachedOrme RoadKT1 3SD
24 Apr 2026£990,000TerracedGrove LaneKT1 2ST
17 Apr 2026£940,000FlatWadbrook StreetKT1 1HS
16 Apr 2026£595,000Semi-detachedPortman RoadKT1 3DY
10 Apr 2026£380,000FlatWater LaneKT1 1AE

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 KT1

SchoolPhaseAgesPupilsPostcode
Surbiton High SchoolNot applicable4–181,540KT1 2JT
King Athelstan Primary SchoolPrimary2–11382KT1 3AR
St Joseph's Catholic Primary SchoolPrimary3–11228KT1 2UP
St John the Baptist Church of England Junior SchoolPrimary7–11212KT1 4HQ
St John's C of E Primary SchoolPrimary3–11210KT1 2SG
Bedelsford SchoolNot applicable2–19169KT1 2QZ
South Thames Colleges Group16 plus16–99KT1 2AQ
Kingston UniversityNot applicableKT1 1LQ

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 KT1

352 rated food businesses operate in KT1. 237 hold the top rating of 5, 56 are rated 4, and 9 are rated 2 or below.

Among the 5-rated: 7000 Jars Of Beer, Abm Catering@St John the Baptist, Aker Wine and Spirits Ltd, Alacati Turkish Restaurant, Aldi.

Source: Food Standards Agency, food hygiene ratings (FHRS) open data.

Energy performance (EPC) in KT1

From a sample of 340 Energy Performance Certificates across 11 KT1 postcodes, the most common rating is band C (average band C). 82% of sampled homes are rated C or better.

Band B

36%

Band C

46%

Band D

12%

Band E

5%

Band F

1%

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 KT1 typically use:

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What's it like living in KT1?

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Moving to KT1? Sort your connectivity first

We arrange broadband, full-fibre, leased lines, VoIP and business mobiles across Kingston upon Thames — free, no-obligation quote.

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Postcodes in KT1

Neighbouring districts

All Kingston upon Thames (KT) postcode districts ›

Frequently asked questions

Where is the KT1 postcode?
KT1 covers Kingston upon Thames in England. It contains 612 live postcodes. The map above shows the district centre; the postcode list further down covers individual addresses.
How much do houses cost in KT1?
The median sold price in KT1 over the last 12 months is £535,000, based on 216 HM Land Registry recorded sales. See the house-price section above for medians by property type and the most recent sales.
Is KT1 a safe area?
Police recorded 577 incidents within a mile of the centre of KT1 in May 2026, with Anti-social behaviour 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 KT1?
Ofcom Connected Nations puts superfast availability in KT1 at 88.6% of premises, with gigabit-capable lines reaching 75.2%. Enter a full postcode in the checker on this page for address-level availability.
Who lives in KT1?
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 KT1?
Across a sample of 340 Energy Performance Certificates in KT1, the most common rating is band C and the average is band C. 279 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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