Postcode district · Heathfield

TN21 area guide

Who lives in TN21, what homes sell for, and how it compares on crime, schools and transport.

Council: Wealden
Region: South East
Population: 26,733 (2024)

TN21Postcode district · Heathfield

At a glance

What TN21 is like

The TN21 postcode district in Wealden covers 710 live postcodes and is home to about 26,733 people across 16 census neighbourhoods. 80.1% of households own their home, 13.6% rent privately and 5.5% are in social housing. The biggest age group is 55–59, and 55.6% of adults are in work. On deprivation it sits close to the middle of the range for England. Higher-harm crime is low by national standards. Homes in TN21 sold for a median of £390,000 over the year to August 2026.

Scores

How TN21 compares

Each figure is set against England as a whole. Follow a score for the detail behind it.

AffluenceMore

7.3/ 10

Around the middle — decile 1 is the most deprived tenth of England, 10 the least.

CrimeMore

3/ 10

Lower than most — 14.6 higher-harm crimes per 1,000 people a year vs 31.1 nationally.

House pricesMore

£390,000

Median over 221 sales in TN21, +2.6% on the year before.

TransportMore

0.8/ 10

Poor — 0 stations within a mile, 5 bus stops within 800m.

SchoolsMore

100%

of 14 rated schools in TN21 are good or better.

Household incomeMore

£57,320

Average a year, before tax — higher than 61% of neighbourhoods in England and Wales.

What stands out

Worth knowing before you invest

Only flagged where this area is materially different from the national picture.

01
Low crimePositive
14.6 higher-harm crimes per 1,000 people a year, against 31.1 across England and Wales.
02
An older population
27.6% of residents are 65 or over, against 18.4% across England.
03
Well-rated schoolsPositive
100% of the inspected schools nearby are rated good or better.
04
Few private renters
Only 13.6% of households rent privately, against 20.5% across England.
05
Mostly owner-occupied
80.1% of households own their home, against 61.3% across England.

Questions

TN21 FAQs

Is TN21 a good place to live?

Deprivation, crime, schools and transport at a glance.

On the English Indices of Deprivation 2025 it averages decile 7.3 of 10, where 10 is the least deprived tenth of England. Higher-harm crime runs at 14.6 per 1,000 people a year, band 3 of 10 nationally. 100% of the inspected schools nearby are rated good or better. Transport connectivity scores 0.8 out of 10 (poor).

How much does a house cost in TN21?

The median sale price over the last year was £390,000.

Homes in TN21 sold for a median of £390,000 across 221 sales in the year to August 2026, +2.6% on the year before. Prices come from HM Land Registry's record of every residential sale.

Is TN21 safe?

How crime here compares with the rest of the country.

Higher-harm crime — violence, robbery, burglary, vehicle crime and weapons offences — runs at 14.6 offences per 1,000 people a year around TN21, less than half the 31.1 average across England and Wales, band 3 of 10.

Who lives in TN21?

Age, home ownership and housing from the census.

The biggest age group is 55–59, at 9% of residents. 80.1% of households own their home. The most common home is detached (52.4%).

Which council covers TN21?

TN21 is in Wealden.

TN21 is in Wealden, in South East. Council tax, planning applications and bin collections are handled there.

How well connected is TN21?

Connectivity scores 0.8 out of 10.

There are 5 bus stops within 800m and 0 stations and tram stops within a mile, scoring 0.8 out of 10 (poor).

Sources: Census 2021 (ONS); ONS mid-year population estimates; police recorded crime; the English, Welsh and Scottish indices of deprivation; ONS small area income estimates; ONS private rents; DfE, Welsh and Scottish school registers and Ofsted; DfT NaPTAN; ORR estimates of station usage; HM Land Registry Price Paid Data. Contains public sector information licensed under the Open Government Licence v3.0. Contains OS data © Crown copyright and database right.

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