NP16 5LY Monmouthshire
Live postcode, introduced June 1999. Ward: St Kingsmark.
Streets
- St Kingsmark Avenue, Chepstow / Cas-Gwent: 87 addresses
- Huntfield Road, Chepstow / Cas-Gwent: 1 address
- Unnamed street near St Kingsmark Avenue, Chepstow: 1 address
- Unnamed street near St Kingsmark Avenue, Chepstow: 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 E (41% of about 540 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 90 address points in this postcode, 0 at high risk, 0 at medium risk and 4 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: 0 at high risk, 0 at medium risk and 4 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 90 addresses are between 57 m and 87 m above sea level (73 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 | Chepstow 239,000 journeys in 2024–25 | 1.0 km |
| Caldicot 88,000 journeys in 2024–25 | 8.5 km | |
| Severn Tunnel Junction 213,000 journeys in 2024–25 | 9.3 km | |
| Bus stops | 9 stops within 400 m, 26 within 800 m; nearest Castle Gardens Chepstow | 60 m |
| Bus or coach station | Chepstow Bus Station Stand 5 | 580 m |
| Ferry terminal | Lydney Harbour | 14.3 km |
| Car parks | 1 within 800 m; nearest Castle Dell Car Park | 760 m |
| EV charging points | 4 within 1.6 km; nearest Connected Kerb Charging Stations | 180 m |
| Airport with scheduled flights | Bristol Airport BRS | 29.2 km |
Local services
| Nearest | Distance | |
|---|---|---|
| GP surgeries | 3 practices within 1.6 km; nearest Mount Pleasant Practice | 560 m |
| Pharmacies | 3 pharmacies within 1.6 km; nearest Pc Merrick (Pharmacy) | 650 m |
| NHS dentists | 5 practices within 1.6 km; nearest Chepstow Dental Care | 360 m |
| Hospital | Chepstow Community Hospital | 560 m |
| Police station | Chepstow Police Station | 630 m |
| Cash machines | 1 machines within 800 m; nearest Cashpoint® 7 Manor Way Lloyds Bank | 620 m |
Parks and green space
| Nearest | Distance | |
|---|---|---|
| Park or garden | 4 within 800 m; nearest Unnamed 1.8 ha | 60 m |
| Largest park within 800 m | Unnamed 2.6 ha | 440 m |
| Play area | 10 within 800 m; nearest Unnamed 1,140 m² | 110 m |
| Playing field | Unnamed 2.2 ha | 880 m |
| Allotments | Unnamed 5,270 m² | 1.3 km |
Within 800 m: 4 parks and gardens, 5.8 hectares in all.
Landmarks
The nearest historic landmark is Port Wall, a listed building (Grade I), 540 m east. 196 listed buildings are within 1.0 km, 6 of them Grade I and 18 of them Grade II*.
| Name | What it is | From the postcode's centre |
|---|---|---|
| Port Wall | Listed building, Grade I | 540 m east |
| Chepstow Castle | Listed building, Grade I | 570 m east |
| Chepstow Castle | Scheduled monument | 600 m east |
| Town Gate | Listed building, Grade I | 630 m south-east |
| Raglan Lodge | Listed building, Grade II* | 640 m east |
| The Alcove, Piercefield | Scheduled monument | 640 m north |
| Chepstow Town Wall and Gate | Scheduled monument | 650 m south-east |
| Mounton House | Registered park or garden, Grade II* | 1.8 km south-west |
| Piercefield and the Wyndcliff | Registered park or garden, Grade I | 1.9 km north |
| Name | What it is | From the postcode's centre |
|---|---|---|
| Castle Wood | Wood | 310 m east |
| Castle Dell | Valley | 480 m east |
| Longhope Reach | Tidal water | 640 m east |
| Tallard's Marsh | Wetland | 1.6 km south-east |
| Trap Hill | Hill | 1.6 km south-west |
| Whittern's Pool | Lake or reservoir | 3.5 km south-west |
Air quality
| Pollutant | Here | UK limit | WHO guideline |
|---|---|---|---|
| Nitrogen dioxide (NO2) | 5.1 | 40 | 10 |
| Fine particles (PM2.5) | 5.5 | 20 | 5 |
| Particles (PM10) | 8.8 | 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 |
|---|---|---|
| 65 to 69 | 1 | 0 |
| 55 to 59 | 15 | 0 |
| Under 55 | 74 | 90 |
16 of the postcode's 90 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 | 44 | 43 |
| Children under 15 | 19% | 17% |
| Aged 65 and over | 20% | 21% |
Homes
| Around this postcode | Wales | |
|---|---|---|
| Owned (outright or with a mortgage) | 86% | 66% |
| Owned outright | 39% | 38% |
| Shared ownership | 0% | under 1% |
| Social rented | 3% | 17% |
| Private rented | 11% | 17% |
Work and commuting
| Around this postcode | Wales | |
|---|---|---|
| Adults (16 and over) in work | 64% | 54% |
| Unemployment (of those working or looking for work) | 2% | 6% |
| Retired (of adults) | 26% | 25% |
| Long-term sick or disabled (of adults) | under 1% | 6% |
| Work mainly from home (of those in work) | 43% | 26% |
| Travel to work by car or van | 47% | 61% |
| By train, Underground, metro or tram | 0% | under 1% |
| By any public transport, including bus | 1% | 3% |
| On foot or by bicycle | 8% | 8% |
| Work within 10 km of home (of those who travel to work) | 43% | 60% |
| Work 30 km or more away | 14% | 10% |
Education and languages
| Around this postcode | Wales | |
|---|---|---|
| Degree or other higher qualification, Level 4+ (of adults) | 51% | 32% |
| No qualifications | 9% | 20% |
| Apprenticeship as highest qualification | 4% | 6% |
| Main language English or Welsh (aged 3 and over) | 98% | 97% |
| Cannot speak English well or at all | under 1% | under 1% |
Deprivation
The neighbourhood around this postcode is in decile 10 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 St Kingsmark Avenue.