NP25 4PJ Monmouthshire
Live postcode, introduced June 1999. Ward: Mitchel Troy and Trellech United.
Streets
- Unnamed street near Church Street, Trellech: 20 addresses
- Far Hill, Cwmcarfan: 3 addresses
- Unnamed street near Far Hill, Cwmcarfan: 1 address
Council tax
What each band costs in Monmouthshire in 2026-27: Band D £2,417 a year on average, including the police and community council charges.
| A | B | C | D | E | F | G | H | I |
|---|---|---|---|---|---|---|---|---|
| £1,611 | £1,880 | £2,148 | £2,417 | £2,954 | £3,491 | £4,028 | £4,833 | £5,639 |
Homes by band in the neighbourhood around this postcode: most are in band G (29% of about 580 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 24 address points in this postcode, 4 at high risk, 3 at medium risk and 2 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: 4 at high risk, 3 at medium risk and 2 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 24 addresses are between 209 m and 254 m above sea level (237 m on average).
Broadband
Superfast 33%, ultrafast 33%, gigabit 33% of premises; 0% cannot get 10 Mbit/s. Ofcom Connected Nations, data as at January 2026.
Getting around
| Nearest | Distance | |
|---|---|---|
| Railway station | Chepstow 239,000 journeys in 2024–25 | 13.2 km (8.2 miles) |
| Bus stops | None within 800 m (0.5 miles) | |
| Bus or coach station | Monmouth Bus Station Stand 2 | 7.2 km (4.4 miles) |
| EV charging points | Cinderhill Street Car Park | 6.9 km (4.3 miles) |
| Airport with scheduled flights | Bristol Airport BRS | 40.8 km (25 miles) |
Local services
| Nearest | Distance | |
|---|---|---|
| GP surgeries | Castle Gate Medical Practice | 7.2 km (4.5 miles) |
| Pharmacies | Well | 7.2 km (4.5 miles) |
| NHS dentists | 10 St James Street | 7.6 km (4.7 miles) |
| Hospital | Monmouth General Hospital | 8.1 km (5.1 miles) |
| Police station | Heddlu Police | 7.4 km (4.6 miles) |
Parks and green space
| Nearest | Distance | |
|---|---|---|
| Play area | Unnamed 180 m² | 1.6 km (1 mile) |
Landmarks
The nearest historic landmark is Early Iron Furnace in Woolpitch Wood, a scheduled monument, 1.1 km (0.7 miles) south-east.
| Name | What it is | From the postcode's centre |
|---|---|---|
| Early Iron Furnace in Woolpitch Wood | Scheduled monument | 1.1 km (0.7 miles) south-east |
| Medieval House Sites W of Trellech Church | Scheduled monument | 1.6 km (1 mile) east |
| Tump Terrett Castle Mound | Scheduled monument | 1.7 km (1 mile) east |
| High Glanau | Registered park or garden, Grade II* | 2.1 km (1.3 miles) north-east |
| Name | What it is | From the postcode's centre |
|---|---|---|
| Croes-Robert Wood | Wood | 400 m (0.2 miles) north-west |
| Lower Cwm-bychan | Valley | 420 m (0.3 miles) north |
| Coed Golley | Wood | 760 m (0.5 miles) north-east |
| Cwmcarfan Hill | Hill | 920 m (0.6 miles) west |
| Llyna Wood | Wood | 1.1 km (0.7 miles) south |
| Duke's Pond | Lake or reservoir | 3.3 km (2 miles) north-east |
Air quality
| Pollutant | Here | UK limit | WHO guideline |
|---|---|---|---|
| Nitrogen dioxide (NO2) | 3.1 | 40 | 10 |
| Fine particles (PM2.5) | 5.1 | 20 | 5 |
| Particles (PM10) | 8.3 | 40 | 15 |
All three are within the UK legal limits; PM2.5 is above the WHO guideline, as in most towns and cities.
Road and rail noise
| Level | Road traffic | Railways |
|---|---|---|
| 55 to 59 | 2 | 0 |
| Under 55 | 22 | 24 |
2 of the postcode's 24 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 | 54 | 43 |
| Children under 15 | 14% | 17% |
| Aged 65 and over | 32% | 21% |
Homes
| Around this postcode | Wales | |
|---|---|---|
| Owned (outright or with a mortgage) | 87% | 66% |
| Owned outright | 60% | 38% |
| Shared ownership | 0% | under 1% |
| Social rented | 2% | 17% |
| Private rented | 11% | 17% |
Work and commuting
| Around this postcode | Wales | |
|---|---|---|
| Adults (16 and over) in work | 54% | 54% |
| Unemployment (of those working or looking for work) | 3% | 6% |
| Retired (of adults) | 34% | 25% |
| Long-term sick or disabled (of adults) | 2% | 6% |
| Work mainly from home (of those in work) | 56% | 26% |
| Travel to work by car or van | 38% | 61% |
| By train, Underground, metro or tram | 2% | under 1% |
| By any public transport, including bus | 3% | 3% |
| On foot or by bicycle | 0% | 8% |
| Work within 10 km (6 miles) of home (of those who travel to work) | 31% | 60% |
| Work 30 km (19 miles) or more away | 27% | 10% |
Education and languages
| Around this postcode | Wales | |
|---|---|---|
| Degree or other higher qualification, Level 4+ (of adults) | 49% | 32% |
| No qualifications | 10% | 20% |
| Apprenticeship as highest qualification | 2% | 6% |
| Main language English or Welsh (aged 3 and over) | 99% | 97% |
| Cannot speak English well or at all | under 1% | under 1% |
Deprivation
The neighbourhood around this postcode is in decile 7 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 Unnamed street near Church Street.