CF48 1TY Merthyr Tydfil
Live postcode, introduced January 1980. Ward: Cyfarthfa.
Streets
- Martin Close, Merthyr Tydfil / Merthyr Tudful: 18 addresses
- Heolgerrig, Merthyr Tydfil / Merthyr Tudful: 1 address
- Brondeg, Heolgerrig: 1 address
- Six Bells Estate, Heolgerrig: 1 address
- Mount Pleasant, Merthyr Tydfil / Merthyr Tudful: 1 address
Council tax
What each band costs in Merthyr Tydfil in 2026-27: Band D £2,594 a year on average, including the police and community council charges.
| A | B | C | D | E | F | G | H | I |
|---|---|---|---|---|---|---|---|---|
| £1,729 | £2,017 | £2,305 | £2,594 | £3,170 | £3,746 | £4,323 | £5,187 | £6,052 |
Homes by band in the neighbourhood around this postcode: most are in band B (38% of about 840 homes).
Planning and heritage
- Conservation area: no postcode centre in this postcode is in one.
- Listed buildings within 100 m of this postcode: none.
- Article 4 directions, tree preservation orders and green belt: Wales has no national record of these; the council's planning department holds them.
Flood risk
Rivers, the sea or surface water: of the 22 address points in this postcode, 12 at high risk, 0 at medium risk and 0 at low risk. Each counts once, at the higher of its rivers-and-sea and surface-water risk.
Rivers and the sea alone: none is in an area at risk. Surface water and small watercourses alone: 12 at high risk, 0 at medium risk and 0 at low risk.
High: 3.3% (1 in 30) or more chance of flooding a year. Medium: 1% to 3.3%. Low: 0.1% to 1%. The map allows for flood defences. Address points are every property record (UPRN) in the postcode, each counted if it is in an area or within 5 m of one (the maps stop at building walls); a few are not homes, such as garages, business units or caravan pitches. Counts cover whole postcodes, which can include other streets.
Flood zone for planning: no postcode centre is in flood zone 2 or 3. Welsh zones include an allowance for climate change.
Height above sea level
The postcode's 22 addresses are between 234 m and 240 m above sea level (237 m on average).
Broadband
Superfast 100%, ultrafast 100%, gigabit 100% of premises; 0% cannot get 10 Mbit/s. Ofcom Connected Nations, data as at January 2026.
Getting around
| Nearest | Distance | |
|---|---|---|
| Railway stations | Merthyr Tydfil 413,000 journeys in 2024–25 | 1.6 km |
| Pentre-Bach 30,000 journeys in 2024–25 | 3.5 km | |
| Aberdare 341,000 journeys in 2024–25 | 4.6 km | |
| Bus stops | 9 stops within 400 m, 23 within 800 m; nearest Mount Pleasant Stores Heolgerrig | 60 m |
| Bus or coach station | Merthyr Bus Station 1 Merthyr Tydfil | 1.4 km |
| EV charging points | 8 within 1.6 km; nearest Dixon Street Car Park | 1.1 km |
| Airport with scheduled flights | Cardiff International Airport CWL | 39.1 km |
Local services
| Nearest | Distance | |
|---|---|---|
| GP surgeries | 4 practices within 1.6 km; nearest Practice 3 Keir Hardie He | 690 m |
| Pharmacies | 6 pharmacies within 1.6 km; nearest Boots | 610 m |
| NHS dentists | 8 practices within 1.6 km; nearest Pen Y Bont Dental Care | 690 m |
| Hospital | Prince Charles Hospital | 2.2 km |
| Police station | Merthyr Police Station | 1.4 km |
| Cash machines | 1 machines within 800 m; nearest M&S ATM | 670 m |
Parks and green space
| Nearest | Distance | |
|---|---|---|
| Park or garden | Unnamed 2,470 m² | 850 m |
| Play area | Unnamed 200 m² | 830 m |
| Playing field | 2 within 800 m; nearest Unnamed 1.2 ha | 370 m |
| Allotments | 1 within 800 m; nearest Unnamed 1.6 ha | 630 m |
Landmarks
The nearest historic landmark is Cyfarthfa Tramroad Section at Heolgerrig, a scheduled monument, 340 m west. 19 listed buildings are within 1.0 km, 1 of them Grade II*.
| Name | What it is | From the postcode's centre |
|---|---|---|
| Cyfarthfa Tramroad Section at Heolgerrig | Scheduled monument | 340 m west |
| Cwm Glo pit and ironstone tip | Scheduled monument | 680 m south-east |
| Remains of Blast Furnaces, Cyfarthfa Ironworks | Scheduled monument | 700 m north-east |
| Pont-y-Cafnau | Listed building, Grade II* | 920 m north |
| Cyfarthfa Castle | Registered park or garden, Grade II* | 1.5 km north-east |
| Cefn Coed Cemetery & Jewish Burial Ground | Registered park or garden, Grade II | 2.3 km north-west |
| Name | What it is | From the postcode's centre |
|---|---|---|
| Cwm Glo | Valley | 840 m south-east |
| Pwll Glas | Lake or reservoir | 1.1 km north |
| Garden Wood | Wood | 1.5 km north |
| Castle Wood | Wood | 1.5 km north-east |
| Mynydd Aberdar | Hill | 1.6 km south-west |
| Pwll Annie | Waterfall | 1.7 km north-west |
Air quality
| Pollutant | Here | UK limit | WHO guideline |
|---|---|---|---|
| Nitrogen dioxide (NO2) | 5.0 | 40 | 10 |
| Fine particles (PM2.5) | 5.0 | 20 | 5 |
| Particles (PM10) | 7.8 | 40 | 15 |
All three are within both the UK limits and the WHO guidelines.
Road and rail noise
| Level | Road traffic | Railways |
|---|---|---|
| 60 to 64 | 2 | 0 |
| 55 to 59 | 3 | 0 |
| Under 55 | 17 | 22 |
5 of the postcode's 22 addresses are modelled at 55 dB or more from road traffic, above the WHO guidelines.
People and work
Who lives here
| Around this postcode | Wales | |
|---|---|---|
| Median age | 55 | 43 |
| Children under 15 | 10% | 17% |
| Aged 65 and over | 31% | 21% |
Homes
| Around this postcode | Wales | |
|---|---|---|
| Owned (outright or with a mortgage) | 90% | 66% |
| Owned outright | 65% | 38% |
| Shared ownership | 0% | under 1% |
| Social rented | 2% | 17% |
| Private rented | 9% | 17% |
Work and commuting
| Around this postcode | Wales | |
|---|---|---|
| Adults (16 and over) in work | 46% | 54% |
| Unemployment (of those working or looking for work) | under 1% | 6% |
| Retired (of adults) | 37% | 25% |
| Long-term sick or disabled (of adults) | 6% | 6% |
| Work mainly from home (of those in work) | 25% | 26% |
| Travel to work by car or van | 63% | 61% |
| By train, Underground, metro or tram | 4% | under 1% |
| By any public transport, including bus | 6% | 3% |
| On foot or by bicycle | 5% | 8% |
| Work within 10 km of home (of those who travel to work) | 57% | 60% |
| Work 30 km or more away | 19% | 10% |
Education and languages
| Around this postcode | Wales | |
|---|---|---|
| Degree or other higher qualification, Level 4+ (of adults) | 31% | 32% |
| No qualifications | 21% | 20% |
| Apprenticeship as highest qualification | 7% | 6% |
| Main language English or Welsh (aged 3 and over) | 100% | 97% |
| Cannot speak English well or at all | 0% | under 1% |
Deprivation
The neighbourhood around this postcode is in decile 4 of 10 on the Welsh Index of Multiple Deprivation 2025, where 1 is the most deprived tenth of Wales's 1,917 neighbourhoods and 10 the least.
The full dossier for this postcode's main street is on Martin Close.