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TN15

UK postcode district

Part of Sevenoaks

Updated September 2026

District overview

Postcode units
1,223
Current units
948
Coordinate coverage
100%
Electoral wards
17

Coverage context

Countries represented
England
English regions represented
South East
Local authority codes
3
Terminated postcode units
275

Postcode sectors in TN15

Choose a sector to browse its complete postcode-unit directory.

5 sectors

Property

View property report
12,418 recorded sales at this postcode
Address Date Price
8, Greystones Close, Kemsing, Sevenoaks, TN15 6QP 21 July 2026 £550,000
Ivy Cottage, Watery Lane, Kemsing, Sevenoaks, TN15 6NP 14 July 2026 £851,000
6, Penshurst Close, West Kingsdown, Sevenoaks, TN15 6HJ 14 July 2026 £370,000

Schools

Across this district

View schools report
Open schools
14
Primary
9
Secondary
1

Recorded crime

Across this district

View crime report
Published events
1,237
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 544
  • Anti social behaviour 186
  • Other theft 122
  • Criminal damage and arson 102
  • Vehicle crime 93

Census 2021

Population and age profile

TN15 usual residents
25,728
Age-profile population
25,426

Age bands in TN15

Postcode district
Age 0 to 14
17.6%
4,468 residents
Age 15 to 24
9.4%
2,400 residents
Age 25 to 44
19.9%
5,064 residents
Age 45 to 64
29.5%
7,491 residents
Age 65 and over
23.6%
6,003 residents

Small counts are adjusted for privacy, so totals can differ slightly between Census tables.

Census Day: 21 March 2021. Sources: ONS/Nomis P001-P004 and ONS CT21_0228. Age table version 2024-04-08.

Fixed broadband coverage

The median Ofcom availability percentage across 928 current postcode units in this district. Each postcode is weighted equally, not by premises.

Superfast, 30 Mbit/s+
100%
Ultrafast, 100 Mbit/s+
100%
Ultrafast, 300 Mbit/s+
100%
Gigabit-capable
100%
Unable to receive decent fixed or FWA broadband
0%
Next Generation Access
100%
Decent broadband available from fixed wireless
0%

In this district, 763 postcode units had 100% superfast coverage, 549 postcode units had 100% gigabit-capable coverage, 26 postcode units had at least some premises without decent fixed or fixed-wireless access.

Predicted coverage, not measured speeds. Check availability for your address with a provider. Postcode-level full-fibre figures are not published in this release.

Source: Ofcom Connected Nations, coverage at January 2026, version 2026-01-v2. Contains Ofcom data licensed under the Open Government Licence v3.0.

GP practices

1

in this district

  • BOROUGH GREEN MEDICAL PRACTICE

    QUARRY HILL ROAD, BOROUGH GREEN, SEVENOAKS, TN15 8RQ

    ODS code G82120

Evidence in context

Property market

The five-year median is £500,000 from 1,798 recorded sales in TN15. This is a recorded-sale statistic, not a current valuation.

The latest UK House Price Index average for Tonbridge and Malling is £405,932 in June 2026, up 2.6% year on year.

Schools

14 open schools are in scope, including 9 primary and 1 secondary schools.

Counts describe active establishment records. They do not assess admissions, catchments or quality.

Recorded crime

1,237 published events cover 12 months, averaging 103 events per published month. The largest recorded category is Violence and sexual offences with 544 events.

The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.