TN15 8DD

Borough Green & Platt · Tonbridge and Malling · England

Updated September 2026

Compare this postcode

Location overview

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Post town
Sevenoaks
Local authority
Tonbridge and Malling
Constituency
Tonbridge
Postcode district
TN15
Postcode sector
TN15 8

Nearby postcodes

Nearby postcode distances
Postcode Distance
TN15 8DH 86 m
TN15 8EG 88 m
TN15 8DE 130 m
TN15 8DQ 130 m
TN15 8EA 151 m
Complete postcode fields and official codes
Postcode
TN15 8DD
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
TN
Postcode district
TN15
Postcode sector
TN15 8
Latitude
51.295820
Longitude
0.308311
British National Grid easting
561,031
British National Grid northing
157,718

Statistical and administrative geographies

Country
England · E92000001
Region
South East · E12000008
Local authority district
Tonbridge and Malling · E07000115
Parish or community
E04005092
Westminster constituency
Tonbridge · E14001549
Output area
E00125502
Lower layer super output area
Tonbridge and Malling 006D · E01024726
Middle layer super output area
Tonbridge and Malling 006 · E02005154

Postcode source versions

Explore TN15

24 recorded sales at this postcode
Address Date Price
45, Wrotham Road, Borough Green, Sevenoaks, TN15 8DD 1 November 2024 £770,000
57, Wrotham Road, Borough Green, Sevenoaks, TN15 8DD 29 September 2021 £400,000
65, Wrotham Road, Borough Green, Sevenoaks, TN15 8DD 12 January 2021 £300,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
10
Primary
8
Secondary
1
  1. Borough Green Primary School

    Foundation school

    318 m
  2. Grange Park School

    Foundation special school

    442 m
  3. Wrotham School

    Academy converter

    557 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
316
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 138
  • Criminal damage and arson 42
  • Anti social behaviour 41
  • Shoplifting 26
  • Other theft 23

Census 2021

Population and age profile

Postcode residents
40

23 female, 17 male

Postcode households
15
Residents per household
2.7
TN15 8 residents
5,999

Age bands in TN15 8

Wider postcode sector
Age 0 to 14
18.9%

1,103 residents

Age 15 to 24
9.4%

546 residents

Age 25 to 44
23.7%

1,380 residents

Age 45 to 64
27%

1,577 residents

Age 65 and over
21%

1,227 residents

This postcode contained 0.7% of the sector's usual residents on Census Day. The age profile describes the wider TN15 8 sector, not people in this individual postcode.

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

Ofcom's predicted availability across all residential and commercial premises in this postcode in January 2026.

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%

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 Spring 2026, version 2026-01-v2. Contains Ofcom data licensed under the Open Government Licence v3.0.

GP practices

1

within 5 km

  • BOROUGH GREEN MEDICAL PRACTICE

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

    ODS code G82120

    728 m

Main GP practices only; branch surgeries are excluded. Distances are straight-line. Contact the practice to check registration, services, opening hours and appointments.

Source acquired on 2026-09-05. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • The Avenue

    BCT · Borough Green

    0.0 miles
  • The Avenue

    BCT · Borough Green

    0.0 miles
  • Railway Station

    BCT · Borough Green

    0.2 miles
  • Borough Green & Wrotham Rail Station

    TXR · Borough Green

    0.2 miles
  • Borough Green & Wrotham Rail Station

    RSE · Borough Green

    0.2 miles

Relative deprivation

English Indices of Deprivation 2025 for Tonbridge and Malling 006D, the published LSOA linked to this postcode. Decile 1 contains the most deprived 10% of English LSOAs and decile 10 the least deprived 10%.

Overall IMD decile

5 of 10

Overall England rank

16,723 of 33,755

Income
4 of 10
Employment
5 of 10
Education and skills
3 of 10
Health and disability
8 of 10
Crime
4 of 10
Housing and services
5 of 10
Living environment
8 of 10

These are relative area statistics, not measures of an individual household, affluence or absolute change. They cannot be compared with indices for other UK nations. Source: English Indices of Deprivation 2025, version 2025-v2.

Flood risk

Environment Agency long-term indicators for the area around addresses in this postcode. They are not an assessment of any individual property and do not show current or forecast flooding.

High risk addresses
0
Medium risk addresses
0
Low risk addresses
0
Groundwater flood alert area
Unlikely

Source: Environment Agency flood-risk postcode search tool data, version 2026-06-18. Check the long-term risk for an individual area. © Environment Agency copyright and/or database right 2025. All rights reserved.

Evidence in context

Property market

The five-year median is £585,000 from 2 recorded sales in TN15 8DD. 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

10 open schools are in scope, including 8 primary and 1 secondary schools. Borough Green Primary School is the nearest published school at 318 m.

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

Recorded crime

316 published events cover 12 months, averaging 26.333 events per published month. The largest recorded category is Violence and sexual offences with 138 events.

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