TN18 4 postcode sector in the TN18 district
TN18 4 is a sector of the TN18 district: every postcode that starts TN18 4. It has 214 postcodes in use, 4 of them large-user postcodes. A large-user postcode is one Royal Mail gives to a single address that gets a lot of mail.
Not sure what a sector is? UK postcode format explained.
Every postcode in the TN18 4 sector, by gigabit broadband
- No home or business can get gigabit: 23
- Some can get gigabit: 37
- Every home and business can get gigabit: 151
- Ofcom gives no figure: 3
Of the 214 postcodes in the TN18 4 sector that ONS places, 23 have no home or business that can get gigabit, 37 have some that can, 151 can all get it and 3 have no Ofcom figure.
Each mark is a postcode's centre point as ONS gives it, not a building. Press one to see its postcode and open its page. No boundary is drawn. Where marks overlap, the one first in the key is drawn; the counts include every postcode.
Sources: ONS Postcode Directory, August 2026, loaded 20 October 2026; Ofcom Connected Nations, Connected Nations, Spring 2026; roads, rivers and built-up areas: Ordnance Survey open maps. Contains OS data © Crown copyright and database right 2026. Drawn by us. Street map: Ordnance Survey, OS Open Zoomstack, Open Government Licence v3.0, drawn with MapLibre.
Postcodes without gigabit
23 postcodes here have no gigabit. These are the 12 first in postcode order.
Further out, not drawn
This postcode lies well apart from the rest, so the map is drawn without it to show the rest closer; it is in every count.
What do homes sell for in TN18 4?
Homes in TN18 4 sold for a typical £427,500 in the 12 months to September 2026, across 45 sales, HM Land Registry's figures show. The 12 months before gave £357,995 from 63 sales: not a change larger than chance would explain, given which homes happened to sell.
- Detached £588,000 17 sales
- Semi-detached £387,500 14 sales
- Terraced £310,000 11 sales
- Flat or maisonette 3 sales, too few to price
Each bar is that kind's typical price, against the most expensive kind here.
Standard sales of homes at market value at the postcodes that start TN18 4. A typical price is the median, the middle sale, given from 5 sales or more.
How we work this out: house prices by postcodeSource: HM Land Registry Price Paid Data, files dated 28 October 2026.
Postcodes in TN18 4
Pick a postcode to see its council and MP, broadband, flood risk, what homes sell for, council tax, the nearest schools and stations, and crime around it.
Source: ONS Postcode Directory, August 2026, loaded 20 October 2026. Postcodes that have ended are not listed.
Other sectors in TN18
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Where the facts on this page come from
- Office for National Statistics: ONS Postcode Directory
- Ofcom Connected Nations
- HM Land Registry Price Paid Data
Contains public sector information licensed under the Open Government Licence v3.0. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0.
Licence: Open Government Licence v3.0.
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