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TN14

Postcode district

Postcode district covering Otford and Sevenoaks, in Sevenoaks.

Approximate outline worked out by Open Index from the ONS Postcode Directory: each census output area belongs to the district that holds most of its postcodes. People, homes, recorded crime and broadband add up those output areas. House sales count every sale with an TN14 postcode. How census figures are added up

Open in map

Radon Affected Area by postcode district

Worked out by Open Index · 2022

Under 1%90% or more

About 86% of people in TN14 live in a 1 km square that the radon atlas marks as a radon Affected Area.

Median sale price
£637,500
117th most expensive of 2,235
Worked out by Open Index
Population
17,058
Joint 1,118th least populated of 2,756
ONS Census 2021 · 2021
People in radon Affected Area squares
86%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
69.9%
UK 87.8%
Ofcom · Jan 2026

How TN14 compares

Each dot is a postcode district. The black line marks the middle one.

TN14Middle
Median sale price40 postcode districts, TN · 2025
Median sale price: every postcode district in TN40 areas from £268,000 to £713,750. The middle area is £437,500. TN14 is £637,500.
£637,5004th most expensive
Population40 postcode districts, TN · 2021
Population: every postcode district in TN40 areas from 2,207 to 45,139. The middle area is 17,027. TN14 is 17,058.
17,05820th most populated
People in radon Affected Area squares40 postcode districts, TN · 2022
People in radon Affected Area squares: every postcode district in TN40 areas from 0.0% to 98.0%. The middle area is 0.0%. TN14 is 86.0%.
86%4th most people in radon Affected Areas
Gigabit broadband coverage40 postcode districts, TN · Jan 2026
Gigabit broadband coverage: every postcode district in TN40 areas from 32.1% to 97.2%. The middle area is 76.5%. TN14 is 69.9%.
69.9%12th lowest

Is TN14 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in TN14 at a rate of 58.1 per 1,000 people.

That compares with 75.6 per 1,000 people across the TN postcode area.

In August 2026 alone, 77 cases of crime and anti-social behaviour were recorded in TN14.

In the 12 months to August 2026, the most common types were violence and sexual offences (319), anti-social behaviour (186) and other crime (171).

A year earlier, the recorded crime rate in TN14 was 52.7 per 1,000 people.

Worked out by Open Index from police.uk crime records and ONS and NISRA population estimates.

Rates are per resident, so places that many people work in or visit, such as Westminster, the City of London and other city centres, have far higher rates than their residents alone would suggest.

Deprivation in TN14, neighbourhood by neighbourhood

  • Deprivation is ranked by neighbourhood, so TN14 has no single figure. Of its 10 neighbourhoods with a rank:
  • Decile 5: 4 neighbourhoods
  • Decile 7: 4 neighbourhoods
  • Decile 8: 1 neighbourhood
  • Decile 10 (England’s least deprived 10%): 1 neighbourhood

English Indices of Deprivation 2025. Decile 1 is the most deprived tenth of neighbourhoods in England.

Neighbourhoods in TN14

NamePeople (census)Recorded crime per 1,000Deprivation decileGigabit broadband
Sevenoaks 008C1,66273.9 per 1,000713.2%
Sevenoaks 008D1,93347.0 per 1,000811.1%
Sevenoaks 008E1,48350.3 per 1,000583.2%
Sevenoaks 008G1,35731.7 per 1,000789.6%
Sevenoaks 009D1,67544.1 per 1,0001077.2%
Sevenoaks 009E1,56451.4 per 1,000784.5%
Sevenoaks 010D1,421111.3 per 1,000583.3%
Sevenoaks 010E1,39182.2 per 1,000596.3%
Sevenoaks 012B1,57128.9 per 1,000787.0%
Sevenoaks 013A1,63164.7 per 1,000572.1%

MPs for TN14

As of , from the UK Parliament Members API. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

Middle areas in TN141

Postcode sectors in TN143

Council1

Towns in TN141

Postcode districts next to TN147

Nearest rail stations4

More in the TN postcode area2

TN14 in brief

TN14 is a postcode district covering Otford and Sevenoaks, in Sevenoaks.

About 17,235 people lived in TN14 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £637,500 in 2025 across 209 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 58.1 per 1,000 people in the 12 months to August 2026 (police.uk).

The median price paid for a home in TN14 was £637,500 in 2025.

TN14 had 17,058 usual residents at the census.

About 86% of people in TN14 live in a 1 km square that the radon atlas marks as a radon Affected Area.

In TN14, 69.9% of homes and businesses could get gigabit-capable broadband in January 2026.