# CF48

Postcode district covering Merthyr Tydfil and Troedyrhiw, in Merthyr Tydfil.

CF48 is a postcode district covering Merthyr Tydfil and Troedyrhiw, in Merthyr Tydfil. Median sale price £150,000 in 2025.

Postcode district. Code CF48. In: [Postcodes](https://openindex.co.uk/postcode) › [CF](https://openindex.co.uk/postcode/cf)

Approximate outline worked out by Open Index from the ONS Postcode Directory: each census output area belongs to the district that holds most of its postcodes. People, homes, recorded crime and broadband add up those output areas. House sales count every sale with an CF48 postcode. [How census figures are added up](https://openindex.co.uk/sources/population)

## Key figures

- **Median sale price: £150,000** (2025). The median price paid for a home in CF48 was £150,000 in 2025. Joint 106th cheapest of 2,235. Source: Worked out by Open Index from HM Land Registry Price Paid Data. Published 28 September 2026. https://openindex.co.uk/postcode/cf48#f-house-sales-median-price
- **Population: 26,978** (2021). CF48 had 26,978 usual residents at the census (ONS Census 2021). 1,079th most populated of 2,756. Source: Census 2021, England and Wales and Scotland's Census 2022 and Census 2021, Northern Ireland, 2021. Published 21 July 2026. https://openindex.co.uk/postcode/cf48#f-population
- **People in radon Affected Area squares: 73%** (2022). About 73% of people in CF48 live in a 1 km square that the radon atlas marks as a radon Affected Area. UK 44%. Source: Worked out by Open Index from the UKHSA and BGS radon atlas and census output areas. Published 1 December 2022. https://openindex.co.uk/postcode/cf48#f-radon-affected-share
- **Gigabit broadband coverage: 82.1%** (January 2026). In CF48, 82.1% of homes and businesses could get gigabit-capable broadband in January 2026 (Ofcom). UK 87.8%. Source: Connected Nations (Ofcom), January 2026. Published 13 May 2026. https://openindex.co.uk/postcode/cf48#f-gigabit-coverage

## On the map

- [Radon Affected Area by postcode district](https://openindex.co.uk/map/radon-affected-areas?place=CF48) (Worked out by Open Index · 2022): About 73% of people in CF48 live in a 1 km square that the radon atlas marks as a radon Affected Area.
- [Sales per year by postcode district](https://openindex.co.uk/map/house-sales-per-year?place=CF48) (Worked out by Open Index · 2025): 296 homes were sold in CF48 in 2025.
- [Crime and ASB by postcode district](https://openindex.co.uk/map/recorded-crime?place=CF48) (Police recorded crime and outcomes (data.police.uk) · August 2026): Crime and anti-social behaviour for CF48.
- [Population by postcode district](https://openindex.co.uk/map/population?place=CF48) (Census 2021, England and Wales): CF48 had 26,978 usual residents at the census.

## How CF48 compares

Each postcode district against every other postcode district the measure covers.

| Measure | CF48 | Rank | Compared with |
| --- | --- | --- | --- |
| Median sale price | £150,000 | 10th cheapest | 35 postcode districts, CF · 2025 |
| Population | 26,978 | 16th most populated | 35 postcode districts, CF · 2021 |
| People in radon Affected Area squares | 73% | 10th fewest people in radon Affected Areas | 35 postcode districts, CF · 2022 |
| Gigabit broadband coverage | 82.1% | 8th lowest | 35 postcode districts, CF · Jan 2026 |

## Is CF48 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in CF48 at a rate of 108.9 per 1,000 people.
That compares with 96.0 per 1,000 people across the CF postcode area.
In August 2026 alone, 301 cases of crime and anti-social behaviour were recorded in CF48.
In the 12 months to August 2026, the most common types were violence and sexual offences (1,117), other crime (579) and anti-social behaviour (382).
A year earlier, the recorded crime rate in CF48 was 108.4 per 1,000 people.
Worked out by Open Index from police.uk crime records and ONS and NISRA population estimates.
Rates are per resident, so places that many people work in or visit, such as Westminster, the City of London and other city centres, have far higher rates than their residents alone would suggest.

## Deprivation in CF48, neighbourhood by neighbourhood

- Deprivation is ranked by neighbourhood, so CF48 has no single figure. Of its 15 neighbourhoods with a rank:
- Decile 1 (Wales’s most deprived 10%): 1 neighbourhood
- Decile 2: 4 neighbourhoods
- Decile 3: 2 neighbourhoods
- Decile 4: 4 neighbourhoods
- Decile 6: 3 neighbourhoods
- Decile 10 (Wales’s least deprived 10%): 1 neighbourhood

Source: Welsh Index of Multiple Deprivation 2025. Decile 1 is the most deprived tenth of neighbourhoods in Wales.

## Neighbourhoods in CF48

| Area | People (census) | Recorded crime per 1,000 | Deprivation decile | Gigabit broadband |
| --- | --- | --- | --- | --- |
| [Merthyr Tydfil 002A](https://openindex.co.uk/merthyr-tydfil/neighbourhood/w01001295) | 1,510 | 95.4 per 1,000 | 2 | 87.2% |
| [Merthyr Tydfil 002B](https://openindex.co.uk/merthyr-tydfil/neighbourhood/w01001296) | 1,575 | 37.8 per 1,000 | 6 | 88.5% |
| [Merthyr Tydfil 002C](https://openindex.co.uk/merthyr-tydfil/neighbourhood/w01001297) | 1,816 | 122.6 per 1,000 | 4 | 98.8% |
| [Merthyr Tydfil 002D](https://openindex.co.uk/merthyr-tydfil/neighbourhood/w01001298) | 1,728 | 132.3 per 1,000 | 2 | 88.6% |
| [Merthyr Tydfil 003A](https://openindex.co.uk/merthyr-tydfil/neighbourhood/w01001291) | 2,080 | 51.9 per 1,000 | 6 | 84.5% |
| [Merthyr Tydfil 003B](https://openindex.co.uk/merthyr-tydfil/neighbourhood/w01001294) | 1,669 | 21.8 per 1,000 | 10 | 95.6% |
| [Merthyr Tydfil 003E](https://openindex.co.uk/merthyr-tydfil/neighbourhood/w01001324) | 1,934 | 84.4 per 1,000 | 6 | 81.1% |
| [Merthyr Tydfil 004A](https://openindex.co.uk/merthyr-tydfil/neighbourhood/w01001292) | 1,842 | 113.6 per 1,000 | 1 | 95.3% |
| [Merthyr Tydfil 004B](https://openindex.co.uk/merthyr-tydfil/neighbourhood/w01001293) | 1,681 | 349.2 per 1,000 | 4 | 96.6% |
| [Merthyr Tydfil 005A](https://openindex.co.uk/merthyr-tydfil/neighbourhood/w01001314) | 2,097 | 117.3 per 1,000 | 4 | 52.4% |
| [Merthyr Tydfil 006B](https://openindex.co.uk/merthyr-tydfil/neighbourhood/w01001302) | 1,431 | 80.3 per 1,000 | 3 | 53.0% |
| [Merthyr Tydfil 006E](https://openindex.co.uk/merthyr-tydfil/neighbourhood/w01001312) | 1,475 | 88.1 per 1,000 | 2 | 70.8% |
| [Merthyr Tydfil 006F](https://openindex.co.uk/merthyr-tydfil/neighbourhood/w01001313) | 1,476 | 82.2 per 1,000 | 4 | 81.1% |
| [Merthyr Tydfil 006G](https://openindex.co.uk/merthyr-tydfil/neighbourhood/w01001961) | 2,343 | 91.7 per 1,000 | 2 | 76.1% |
| [Merthyr Tydfil 008F](https://openindex.co.uk/merthyr-tydfil/neighbourhood/w01001898) | 1,462 | 71.5 per 1,000 | 3 | 84.8% |

## Your MP

- [Merthyr Tydfil and Aberdare](https://openindex.co.uk/constituency/merthyr-tydfil-and-aberdare): Gerald Jones (Labour), MP since July 2024. 99% of the people here.
- [Brecon, Radnor and Cwm Tawe](https://openindex.co.uk/constituency/brecon-radnor-and-cwm-tawe): David Chadwick (Liberal Democrat), MP since July 2024. 0.4% of the people here.
- [Blaenau Gwent and Rhymney](https://openindex.co.uk/constituency/blaenau-gwent-and-rhymney): Nick Smith (Labour), MP since July 2024. 0.4% of the people here.

As of 18 October 2026. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

## Middle areas in CF48

[Cefncoedycymer, Heolgerrig & Park](https://openindex.co.uk/merthyr-tydfil/cefncoedycymer-heolgerrig-and-park), [Dowlais](https://openindex.co.uk/merthyr-tydfil/dowlais), [Merthyr Vale, Troed-y-rhiw & Bedlinog](https://openindex.co.uk/merthyr-tydfil/merthyr-vale-troed-y-rhiw-and-bedlinog)

## Postcode sectors in CF48

[CF48 1 (232 postcodes)](https://openindex.co.uk/postcode/cf48-1), [CF48 2 (172 postcodes)](https://openindex.co.uk/postcode/cf48-2), [CF48 3 (114 postcodes)](https://openindex.co.uk/postcode/cf48-3), [CF48 4 (235 postcodes)](https://openindex.co.uk/postcode/cf48-4)

## Council

[Merthyr Tydfil](https://openindex.co.uk/merthyr-tydfil)

## Towns in CF48

[Merthyr Tydfil](https://openindex.co.uk/town/merthyr-tydfil)

## Postcode districts next to CF48

[CF44](https://openindex.co.uk/postcode/cf44), [CF45](https://openindex.co.uk/postcode/cf45), [CF46](https://openindex.co.uk/postcode/cf46), [CF47](https://openindex.co.uk/postcode/cf47), [LD3](https://openindex.co.uk/postcode/ld3), [NP8](https://openindex.co.uk/postcode/np8), [NP22](https://openindex.co.uk/postcode/np22)

## Nearest rail stations

[Merthyr Tydfil (5.4 km from the middle)](https://openindex.co.uk/map/rail-stations?around=-3.3773,51.7446)

## More in the CF postcode area

[All CF postcode districts](https://openindex.co.uk/postcode/cf), [Every UK postcode area](https://openindex.co.uk/postcode)

## CF48 in brief

CF48 is a postcode district covering Merthyr Tydfil and Troedyrhiw, in Merthyr Tydfil.
About 27,071 people lived in CF48 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £150,000 in 2025 across 296 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 108.9 per 1,000 people in the 12 months to August 2026 (police.uk).
The median price paid for a home in CF48 was £150,000 in 2025.
CF48 had 26,978 usual residents at the census.
About 73% of people in CF48 live in a 1 km square that the radon atlas marks as a radon Affected Area.
In CF48, 82.1% of homes and businesses could get gigabit-capable broadband in January 2026.

## About

- Type: Postcode district
- Code: CF48
- Postcode area: [CF](https://openindex.co.uk/postcode/cf)
- Constituency: [Merthyr Tydfil and Aberdare †](https://openindex.co.uk/constituency/merthyr-tydfil-and-aberdare)
- Council: [Merthyr Tydfil †](https://openindex.co.uk/merthyr-tydfil)
- Area: 76.91 km²
- People, mid-2024: 27,071*
- Neighbourhoods: 15
- Output areas: 91

* People: worked out by Open Index from neighbourhood estimates, shared out by where people lived at the census (by area in Northern Ireland). This area's edges do not follow neighbourhood edges, so the figure is close but not exact.
† Best fit: the constituency, council and nation this postcode district mostly lies in. Its edges do not follow theirs.

## Next door

[CF47](https://openindex.co.uk/postcode/cf47), [CF44](https://openindex.co.uk/postcode/cf44), [LD3](https://openindex.co.uk/postcode/ld3), [CF46](https://openindex.co.uk/postcode/cf46), [CF45](https://openindex.co.uk/postcode/cf45), [NP22](https://openindex.co.uk/postcode/np22)

## Latest updates for CF48

- August 2026 house prices published: HM Land Registry and partners · Oct 2026.
- September 2026 rent published: ONS private rents · Oct 2026.
- Dental practices updated: NHS England · Oct 2026.
- Schools updated: Ofsted · Oct 2026.

The same figures as JSON: https://openindex.co.uk/v1/places/CF48

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/postcode/cf48, or to one figure with its anchor, https://openindex.co.uk/postcode/cf48#f-house-sales-median-price.

Open Index's own text and the figures it works out are licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Source data keeps its publishers' licences, named with each figure. Give each figure's period and source with it.

Snapshot 2026.10.9. The HTML page: https://openindex.co.uk/postcode/cf48