Treharris

Treharris is covered by postcode district CF46. It is in the Merthyr Tydfil council area, Wales.

Every postcode in Treharris, and which are new since 2020

Map of every postcode in Treharris, by new since 2020 Of the 125 postcodes in Treharris that ONS places, 1 are new since 2020 and 124 were in use before 2020. Places named: Treharris. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A470 CF46 5AA: before 2020CF46 5AB: before 2020CF46 5AD: before 2020CF46 5AE: before 2020CF46 5AF: before 2020CF46 5AG: before 2020CF46 5AH: before 2020CF46 5AL: before 2020CF46 5AN: before 2020CF46 5BJ: before 2020CF46 5BN: before 2020CF46 5BS: before 2020CF46 5BT: before 2020CF46 5BU: before 2020CF46 5BZ: before 2020CF46 5DA: before 2020CF46 5DB: before 2020CF46 5DD: before 2020CF46 5DE: before 2020CF46 5DF: before 2020CF46 5DG: before 2020CF46 5DH: before 2020CF46 5DL: before 2020CF46 5DN: before 2020CF46 5DP: before 2020CF46 5DR: before 2020CF46 5DS: before 2020CF46 5DT: before 2020CF46 5DU: before 2020CF46 5DW: before 2020CF46 5EA: before 2020CF46 5ED: before 2020CF46 5EF: before 2020CF46 5EG: before 2020CF46 5EH: before 2020CF46 5EL: before 2020CF46 5EN: before 2020CF46 5EP: before 2020CF46 5ER: before 2020CF46 5ET: before 2020CF46 5EU: before 2020CF46 5EX: before 2020CF46 5EY: before 2020CF46 5HA: before 2020CF46 5HD: before 2020CF46 5HE: before 2020CF46 5HG: before 2020CF46 5HH: before 2020CF46 5HJ: before 2020CF46 5HL: before 2020CF46 5HN: before 2020CF46 5HP: before 2020CF46 5HQ: before 2020CF46 5HR: before 2020CF46 5HS: before 2020CF46 5HT: before 2020CF46 5HU: before 2020CF46 5HW: before 2020CF46 5HX: before 2020CF46 5HY: before 2020CF46 5LA: before 2020CF46 5LB: before 2020CF46 5LD: before 2020CF46 5LF: before 2020CF46 5LG: before 2020CF46 5LH: before 2020CF46 5LJ: before 2020CF46 5LL: before 2020CF46 5LN: before 2020CF46 5LP: before 2020CF46 5LQ: before 2020CF46 5LR: before 2020CF46 5LS: before 2020CF46 5LT: before 2020CF46 5LU: before 2020CF46 5LW: before 2020CF46 5LX: before 2020CF46 5LY: before 2020CF46 5NA: before 2020CF46 5NB: before 2020CF46 5ND: before 2020CF46 5NE: before 2020CF46 5NF: before 2020CF46 5NG: before 2020CF46 5NH: before 2020CF46 5NJ: before 2020CF46 5NL: before 2020CF46 5NN: before 2020CF46 5NP: before 2020CF46 5NQ: before 2020CF46 5NR: before 2020CF46 5NS: before 2020CF46 5NT: before 2020CF46 5NU: before 2020CF46 5NW: before 2020CF46 5NX: before 2020CF46 5NY: before 2020CF46 5NZ: before 2020CF46 5PA: before 2020CF46 5PH: before 2020CF46 5PJ: before 2020CF46 5PL: before 2020CF46 5PN: before 2020CF46 5PP: before 2020CF46 5PQ: before 2020CF46 5PR: before 2020CF46 5PS: before 2020CF46 5PT: before 2020CF46 5PU: before 2020CF46 5PY: before 2020CF46 5RA: before 2020CF46 5RB: before 2020CF46 5RD: before 2020CF46 5RE: before 2020CF46 5RF: before 2020CF46 5RG: before 2020CF46 5RH: before 2020CF46 5RJ: before 2020CF46 5RL: before 2020CF46 5RP: before 2020CF46 5RW: before 2020CF46 5RX: before 2020CF46 5RY: before 2020CF46 5RZ: before 2020CF46 5AQ: new since 2020 Treharris Map of every postcode in Treharris, by new since 2020 Of the 125 postcodes in Treharris that ONS places, 1 are new since 2020 and 124 were in use before 2020. Places named: Treharris. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A470 Treharris
  • New since 2020: 1
  • In use before 2020: 124

Of the 125 postcodes in Treharris that ONS places, 1 are new since 2020 and 124 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.

The middle of its postcodes: latitude 51.6621, longitude -3.3090. Open this area on OpenStreetMap

Sources: ONS Postcode Directory, August 2026, loaded 20 October 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.

The newest postcode

What is it like to live in Treharris?

Homes sold for a typical £129,000 in the 12 months to August 2026. At 28 of the 124 postcodes Ofcom reports on, every home and business can get gigabit broadband. It has 1 primary school at its postcodes. One GP practice is at its postcodes. The nearest railway station is Quakers Yard, 950 metres from the middle of its postcodes in a straight line.

We don't rate places; here are the figures so you can judge.

Sources: HM Land Registry Price Paid Data; Ofcom Connected Nations; Welsh Government school list; NHS GP practices; NaPTAN. Each figure is from a section of this page, which gives its date.

What do homes cost in Treharris?

Homes in Treharris sold for a typical £129,000 in the 12 months to August 2026, across 45 sales, HM Land Registry's figures show. The 12 months before gave £150,000 from 69 sales: not a change larger than chance would explain, given which homes happened to sell.

£129,000 typical price, the 12 months to August 2026
£150,000 12 months to August 2025
  • Detached 4 sales, too few to price
  • Semi-detached £195,000 7 sales
  • Terraced £120,000 34 sales

Each bar is that kind's typical price, against the most expensive kind here.

Across the whole CF46 district, Treharris's main postcode district: a typical £165,000.

Sales at the postcodes ONS places in Treharris: standard sales of homes at market value. A typical price is the median, the middle sale. Sales take weeks to be registered, so the last month or two are incomplete. Each postcode page gives the figure for its own postcode sector.

Source: HM Land Registry Price Paid Data, files dated 28 September 2026.

Are new homes being built in Treharris?

1 of the 125 postcodes now in use in Treharris came into use in January 2020 or later, ONS says. In the 12 months to August 2025, 0 of the 69 homes sold in Treharris were newly built (0%), HM Land Registry's records show; across the CF46 district, Under 1%.

The newest postcodes

A new postcode is often a new street or estate, but Royal Mail also makes new postcodes when it reorganises old ones, so not every one means new homes. Only postcodes still in use are counted.

New homes among the homes sold

PeriodIn TreharrisAcross the CF46 district
The 12 months to August 2026 0 of 45 (0%) 0 of 142 (0%)
The 12 months to August 2025 0 of 69 (0%) 1 of 185 (Under 1%)

Standard sales of homes at market value that HM Land Registry marks as newly built. New homes take longer to be registered than other sales, so the latest 12 months count fewer of them than were sold. A share is given from 5 sales or more.

Sources: ONS Postcode Directory, August 2026, loaded 20 October 2026; HM Land Registry Price Paid Data, files dated 28 September 2026.

What broadband can you get in Treharris?

Ofcom reports on 124 of the 125 postcodes in Treharris. At 28 of them every home and business can get gigabit broadband.

Postcodes where every home can get gigabit28 of 124
Postcodes where every home can get superfast121 of 124

Ofcom gives each postcode's share of homes and businesses, not how many there are, so these count postcodes. Each postcode page has its own figures. A provider's checker answers for one address.

Check one address on Ofcom's checker

Source: Ofcom Connected Nations, Connected Nations, Spring 2026, data for January 2026.

Which schools are in Treharris?

The primary schools are at the postcodes in Treharris. There is no secondary school at its postcodes; these are the nearest to its middle. Distances are straight lines from the middle of its postcodes. Distance is not a catchment: each council sets its own admission rules.

My Local School, from the Welsh Government

Source: Welsh Government school list, read 27 October 2026. Each school opens its page on My Local School.

How far is the station from Treharris?

The nearest railway station to the centre point of the postcodes in Treharris is Quakers Yard Rail Station, 950 m away in a straight line.

  • Quakers Yard Rail Station Railway station 950 mWalk
  • Abercynon Rail Station Railway station 2.5 kmCycle
  • Merthyr Vale Rail Station Railway station 3.3 kmCycle

Straight-line distances from the centre point, not routes. Walk: under 1.2 km. Cycle: 1.2 to 5 km. Drive: further.

Straight-line distances from the middle of the postcodes, not routes. Each postcode page lists its own nearest stations and bus stops. The Department for Transport's register does not say how often services run.

Source: NaPTAN, read 17 October 2026.

Which GP surgeries are in Treharris?

The GP practices at the postcodes in Treharris. Each practice sets the area it takes patients from, so check with it before registering.

  • Treharris Primary Care Centre Phone 01443 410242 550 mWalk

Source: NHS GP practices, read 17 October 2026.

Is Treharris safe? Crime recorded around it

Police.uk records 491 crimes and reports of anti-social behaviour within a mile of the middle of the postcodes in Treharris over the 12 months from September 2025 to August 2026. August 2026 is the latest month it has published. These are counts, not a rate: we hold no count of the people who live, work or pass through, so we do not say whether a place is safe.

Each month, September 2025 to August 2026

  1. 37 September 2025
  2. 33 October 2025
  3. 29 November 2025
  4. 38 December 2025
  5. 38 January 2026
  6. 36 February 2026
  7. 36 March 2026
  8. 43 April 2026
  9. 43 May 2026
  10. 38 June 2026
  11. 66 July 2026
  12. 54 August 2026

By kind, over the 12 months

Violence and sexual offences193 reports
Anti-social behaviour79 reports
Public order52 reports
Criminal damage and arson50 reports
Vehicle crime39 reports
Other theft25 reports
Other crime22 reports
Burglary15 reports

Also: shoplifting 8, drugs 3, possession of weapons 3, bicycle theft 1, robbery 1.

Police.uk says its locations "always represent the approximate location of a crime". Each crime is moved to the nearest of a fixed list of map points, each over a street centre, a public place or a commercial premises, chosen so that every point covers at least eight addresses or none. A mile is a wide circle: in a town it takes in the centre and its shops, where much crime is recorded.

Crime around one postcode

Source: police.uk, data to August 2026, from its download of 30 September 2026.

Who runs Treharris?

Parliamentary constituency
Merthyr Tydfil and Aberdare
Police force area
South Wales
Country
Wales
MP
Gerald Jones (Labour)

All 125 postcodes here share these. Wards differ: check a postcode for yours. What council am I in?

Sources: ONS Postcode Directory, August 2026, loaded 20 October 2026; UK Parliament, read 14 October 2026.

Moving to Treharris

Who to tell and what to sort out in your first week.

Treharris postcodes

125 postcodes in use in Treharris, by district:

That district is in the CF postcode area.

Check a Treharris postcode

Enter a full postcode to see its ward, its flood risk, house prices in its sector and its nearest schools.

Do not know the postcode? What is my postcode?

Places near Treharris

With the typical price of a home in each, to set beside Treharris's £129,000. Distances are straight lines between the middles of each place's postcodes.

Quick answers about Treharris

What is the postcode for Treharris?
Postcode district CF46, with 125 postcodes in use. Source: ONS.
Which council is Treharris in?
Merthyr Tydfil. Source: ONS.
Who is the MP for Treharris?
Gerald Jones (Labour), for Merthyr Tydfil and Aberdare. Source: UK Parliament and ONS.
How much are houses in Treharris?
A typical £129,000 in the 12 months to August 2026, from 45 sales. Source: HM Land Registry.
What schools are in Treharris?
Primary schools at its postcodes include Edwardsville Primary School; the nearest secondary school to the middle of its postcodes is Ysgol Bro Taf, 4.3 km away. Source: Welsh Government.
Does Treharris have a railway station?
Yes: Quakers Yard station, 950 metres from the middle of its postcodes in a straight line. Source: Department for Transport.
What broadband can you get in Treharris?
Ofcom reports on 124 of the 125 postcodes in Treharris. At 28 of them every home and business can get gigabit broadband. Source: Ofcom.
Are new homes being built in Treharris?
1 of the 125 postcodes now in use in Treharris came into use in January 2020 or later, ONS says. In the 12 months to August 2025, 0 of the 69 homes sold in Treharris were newly built (0%), HM Land Registry's records show; across the CF46 district, Under 1%. Source: ONS and HM Land Registry.

Where the facts on this page come from

Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. Contains public sector information licensed under the Open Government Licence v3.0. Contains Parliamentary information licensed under the Open Parliament Licence v3.0.

Licences: Open Government Licence v3.0; Open Parliament Licence v3.0.

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