TR21 0 postcode sector in the TR21 district

TR21 0 is a sector of the TR21 district: every postcode that starts TR21 0. It has 73 postcodes in use, 9 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 TR21 0 sector, and which are new since 2020

Map of every postcode in the TR21 0 sector, by new since 2020 Of the 73 postcodes in the TR21 0 sector that ONS places, 1 are new since 2020 and 72 were in use before 2020. Places named: Penzance, Newlyn, St Just, Mousehole, Hugh Town. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 10 km. TR21 0AB: before 2020TR21 0HE: before 2020TR21 0HU: before 2020TR21 0HY: before 2020TR21 0JY: before 2020TR21 0NF: before 2020TR21 0NG: before 2020TR21 0NH: before 2020TR21 0NP: before 2020TR21 0NW: before 2020TR21 0NX: before 2020TR21 0NZ: before 2020TR21 0PW: before 2020TR21 0HW: before 2020TR21 0NR: before 2020TR21 0AD: before 2020TR21 0AF: new since 2020 PenzanceNewlynSt JustMouseholeHugh Town Map of every postcode in the TR21 0 sector, by new since 2020 Of the 73 postcodes in the TR21 0 sector that ONS places, 1 are new since 2020 and 72 were in use before 2020. Places named: Penzance, Mousehole, Hugh Town. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 10 km. PenzanceMouseholeHugh Town
  • New since 2020: 1
  • In use before 2020: 72

Of the 73 postcodes in the TR21 0 sector that ONS places, 1 are new since 2020 and 72 were in use before 2020.

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. New since 2020 means it came into use in January 2020 or later. No boundary is drawn. Where marks overlap, the one first in the key is drawn; the counts include every postcode.

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode; when each came into use: the same directory; 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 newest postcode

What do homes sell for in TR21 0?

Homes in TR21 0 sold for a typical £350,000 in the 12 months to August 2026, across 13 sales, down 36.9% on the 12 months before, HM Land Registry's figures show.

£350,000 typical price, the 12 months to August 2026
£555,000 12 months to August 2025
▼ down 36.9% on the 12 months before
  • Detached 1 sale, too few to price
  • Semi-detached 1 sale, too few to price
  • Terraced £369,000 5 sales
  • Flat or maisonette £263,500 6 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 TR21 0. 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

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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