TN23 6 postcode sector in the TN23 district

TN23 6 is a sector of the TN23 district: every postcode that starts TN23 6. It has 47 postcodes in use, one of them a large-user postcode. 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 TN23 6 sector, by flood risk

Map of every postcode in the TN23 6 sector, by flood risk Of the 47 postcodes in the TN23 6 sector that ONS places, 2 have a home or business at high risk, 1 are at medium risk at worst, 3 are at low risk at worst and 41 are not on the Environment Agency's at-risk list. One postcode lies beyond the edge and is listed under the map. Places named: Norman. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A2042 TN23 6AA: not on the flood risk listTN23 6AB: not on the flood risk listTN23 6AD: not on the flood risk listTN23 6AE: not on the flood risk listTN23 6GY: not on the flood risk listTN23 6HA: not on the flood risk listTN23 6HS: not on the flood risk listTN23 6HT: not on the flood risk listTN23 6HU: not on the flood risk listTN23 6HX: not on the flood risk listTN23 6HY: not on the flood risk listTN23 6HZ: not on the flood risk listTN23 6JA: not on the flood risk listTN23 6JB: not on the flood risk listTN23 6JD: not on the flood risk listTN23 6JE: not on the flood risk listTN23 6JF: not on the flood risk listTN23 6JG: not on the flood risk listTN23 6JH: not on the flood risk listTN23 6JJ: not on the flood risk listTN23 6JL: not on the flood risk listTN23 6JN: not on the flood risk listTN23 6JP: not on the flood risk listTN23 6JQ: not on the flood risk listTN23 6JR: not on the flood risk listTN23 6JS: not on the flood risk listTN23 6LG: not on the flood risk listTN23 6LP: not on the flood risk listTN23 6LR: not on the flood risk listTN23 6LS: not on the flood risk listTN23 6LT: not on the flood risk listTN23 6LU: not on the flood risk listTN23 6LW: not on the flood risk listTN23 6LX: not on the flood risk listTN23 6LY: not on the flood risk listTN23 6NB: not on the flood risk listTN23 6ND: not on the flood risk listTN23 6NE: not on the flood risk listTN23 6NF: not on the flood risk listTN23 6SL: not on the flood risk listTN23 6JU: low flood risk at worstTN23 6LL: low flood risk at worstTN23 6LN: low flood risk at worstTN23 6JZ: medium flood risk at worstTN23 6JW: high flood riskTN23 6LZ: high flood risk Norman Map of every postcode in the TN23 6 sector, by flood risk Of the 47 postcodes in the TN23 6 sector that ONS places, 2 have a home or business at high risk, 1 are at medium risk at worst, 3 are at low risk at worst and 41 are not on the Environment Agency's at-risk list. One postcode lies beyond the edge and is listed under the map. Places named: Norman. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A2042 Norman
  • A home or business at high risk: 2
  • At medium risk at worst: 1
  • At low risk at worst: 3
  • At very low risk only: 0
  • Not on the at-risk list: 41

Of the 47 postcodes in the TN23 6 sector that ONS places, 2 have a home or business at high risk, 1 are at medium risk at worst, 3 are at low risk at worst and 41 are not on the Environment Agency's at-risk list.

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. Names in italics are council wards: we hold no town or village names here.

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode; flood risk: Environment Agency, published 6 July 2026; roads, rivers and built-up areas: 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. How we use them

The postcodes at high risk

Beside each: how many of its homes and businesses the Environment Agency puts at that risk.

TN23 6LZ11 at high riskTN23 6JW3 at high risk

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.

TN23 6ZU

What do homes sell for in TN23 6?

Homes in TN23 6 sold for a typical £287,500 in the 12 months to August 2026, across 20 sales, up 4.5% on the 12 months before, HM Land Registry's figures show.

£287,500 typical price, the 12 months to August 2026
£275,000 12 months to August 2025
▲ up 4.5% on the 12 months before
  • Detached 4 sales, too few to price
  • Semi-detached £275,000 11 sales
  • Terraced £260,000 5 sales

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 TN23 6. A typical price is the median, the middle sale, given from 5 sales or more.

How we work this out: house prices by postcode

Source: HM Land Registry Price Paid Data, files dated 28 September 2026. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. How we use it

Postcodes in TN23 6

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.

TN23 6AATN23 6ABTN23 6ADTN23 6AETN23 6GYTN23 6HATN23 6HSTN23 6HTTN23 6HUTN23 6HXTN23 6HYTN23 6HZTN23 6JATN23 6JBTN23 6JDTN23 6JETN23 6JFTN23 6JGTN23 6JHTN23 6JJTN23 6JLTN23 6JNTN23 6JPTN23 6JQTN23 6JRTN23 6JSTN23 6JUTN23 6JWTN23 6JZTN23 6LGTN23 6LLTN23 6LNTN23 6LPTN23 6LRTN23 6LSTN23 6LTTN23 6LUTN23 6LWTN23 6LXTN23 6LYTN23 6LZTN23 6NBTN23 6NDTN23 6NETN23 6NFTN23 6SLTN23 6ZU

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026. Postcodes that have ended are not listed. See all our data sources

What council am I in? The council, borough or local authority for a postcode, and the county council where there is one. What ward am I in? The ward for a postcode, with its council, constituency and parish.

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