TN20 postcode area guide — Wealden
House prices, crime, broadband speeds, mobile signal, schools and demographics for the TN20 postcode district in Wealden — every official dataset on one page.
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Where is TN20?
Broadband & internet speeds in TN20
Strong coverage
Superfast (30Mb+)
90.3%
Ultrafast (300Mb+)
58.3%
Gigabit-capable
58.3%
Below USO (10Mb)
0.7%
Broadband availability in the TN20 postcode district (Wealden) is Strong — superfast is near-universal and gigabit is rolling out. Across the 175 postcodes Ofcom measures in TN20, superfast broadband (30 Mbit/s or faster) reaches 90.3% of premises and gigabit-capable lines are available to 58.3%.
Around 0.7% of premises in TN20 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 TN20
| Postcode | Superfast | Gigabit |
|---|---|---|
| TN20 6AA | 100% | 36.4% |
| TN20 6AB | 100% | 77.8% |
| TN20 6AE | 100% | 100% |
| TN20 6AG | 91.7% | 91.7% |
| TN20 6AJ | 100% | 0% |
| TN20 6AL | 100% | 41.2% |
| TN20 6AN | 100% | 40% |
| TN20 6AP | 100% | 40% |
| TN20 6AQ | 100% | 45.5% |
| TN20 6AR | 100% | 40% |
Run a speed test to see what you're actually getting, or check your exact postcode.
Mobile signal around Wealden
Ofcom's coverage model for the wider Wealden district (78,260 premises):
4G indoors — all networks
75.7%
4G outdoors — all networks
97.8%
5G outdoors — all networks
27.8%
Voice indoors — all networks
79.1%
Signal varies street by street — use the mobile coverage checker to compare EE, O2, Three and Vodafone at an exact postcode.
Crime in TN20
Police recorded 11 incidents within about a mile of the centre of TN20 in May 2026 (latest published street-level data). The breakdown:
| Category | Incidents | Share |
|---|---|---|
| Violence & sexual offences | 4 | 36.4% |
| Anti-social behaviour | 3 | 27.3% |
| Criminal damage & arson | 2 | 18.2% |
| Other theft | 1 | 9.1% |
| Public order | 1 | 9.1% |
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 TN20
Based on 32 sales registered with HM Land Registry in the last 12 months, the median sold price in TN20 is £505,000, down 4.7% on the previous year (£530,000).
Detached
£699,500
13 sales
Semi-detached
£430,000
10 sales
Flat / maisonette
£265,000
4 sales
Latest recorded sales in TN20
| Date | Price | Type | Street | Postcode |
|---|---|---|---|---|
| 14 May 2026 | £645,000 | Detached | TN20 6JB | |
| 27 Mar 2026 | £265,000 | Flat | Station Road | TN20 6BW |
| 24 Mar 2026 | £534,900 | Detached | Argos Hill Lane | TN20 6NQ |
| 10 Mar 2026 | £699,500 | Detached | Roselands Avenue | TN20 6EB |
| 10 Mar 2026 | £265,000 | Terraced | South Street | TN20 6BY |
| 9 Mar 2026 | £380,000 | Semi-detached | Ferndale Cottages | TN20 6HY |
| 20 Feb 2026 | £555,000 | Detached | Criers Lane | TN20 6LE |
| 23 Jan 2026 | £250,000 | Flat | High Street | TN20 6AL |
| 7 Jan 2026 | £460,000 | Semi-detached | Vale Road | TN20 6BB |
| 19 Dec 2025 | £990,000 | Other | Piccadilly Lane | TN20 6RH |
Contains HM Land Registry data © Crown copyright and database right 2026, licensed under the Open Government Licence v3.0.
Who lives here? Wealden demographics
Census 2021 figures for the wider Wealden district (160,151 residents, 68,266 households):
| Age profile | |
|---|---|
| Under 15 | 16.6% |
| 15–29 | 17.7% |
| 30–44 | 16.5% |
| 45–64 | 22.7% |
| 65+ | 26.5% |
| Housing tenure | |
|---|---|
| Owner-occupied | 77% |
| Private rented | 13.5% |
| Social rented | 4.1% |
Source: ONS Census 2021 (district level — the finest openly licensed cut we republish). © Crown copyright, OGL v3.0.
Schools in and around TN20
| School | Phase | Ages | Pupils | Postcode |
|---|---|---|---|---|
| Mayfield School | Not applicable | 11–18 | 349 | TN20 6PH |
| Skippers Hill Manor Preparatory School | Not applicable | 2–13 | 205 | TN20 6HR |
| Mayfield Church of England Primary School | Primary | 4–11 | 133 | TN20 6TA |
| Five Ashes CofE Primary School | Primary | 4–11 | 53 | TN20 6HY |
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 TN20
28 rated food businesses operate in TN20. 19 hold the top rating of 5, 6 are rated 4, and none are currently rated 2 or below.
Among the 5-rated: Add Value Projects Ltd, Alsop and Walker Ltd, Bed and Breakfast, Buds Farm, Five Ashes Primary School.
Source: Food Standards Agency, food hygiene ratings (FHRS) open data.
Energy performance (EPC) in TN20
From a sample of 88 Energy Performance Certificates across 12 TN20 postcodes, the most common rating is band D (average band D). 31% of sampled homes are rated C or better.
Band A
1%
Band B
6%
Band C
24%
Band D
48%
Band E
13%
Band F
9%
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 Wealden
Landlines around TN20 typically use:
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What's it like living in TN20?
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Moving to TN20? Sort your connectivity first
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Postcodes in TN20
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Frequently asked questions
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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.