NP23 4SL

Nantyglo · Blaenau Gwent · Wales

Updated September 2026

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Location overview

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Local authority
Blaenau Gwent
Postcode district
NP23
Postcode sector
NP23 4

Nearby postcodes

Nearby postcode distances
Postcode Distance
NP23 4EG 133 m
NP23 4AL 157 m
NP23 4EN 174 m
NP23 4EE 176 m
NP23 4PT 240 m
Complete postcode fields and official codes
Postcode
NP23 4SL
Status
Current
Introduced
1 December 2005
Terminated
Not published
Postcode area
NP
Postcode district
NP23
Postcode sector
NP23 4
Latitude
51.794672
Longitude
-3.178760
British National Grid easting
318,804
British National Grid northing
211,326

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Blaenau Gwent · W06000019
Electoral ward
Nantyglo · W05001266
Parish or community
W04000931
Output area
W00009796
Lower layer super output area
Blaenau Gwent 005D · W01001467
Middle layer super output area
Blaenau Gwent 005 · W02000318

Postcode source versions

Explore NP23

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
17
Primary
0
Secondary
0
  1. Blaen-Y-Cwm C.P. School

    Welsh establishment

    397 m
  2. St Mary's Roman Catholic - Brynmawr

    Welsh establishment

    530 m
  3. Ysgol Gymraeg Bro Helyg

    Welsh establishment

    627 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
1,309
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 484
  • Anti social behaviour 217
  • Criminal damage and arson 170
  • Public order 122
  • Other theft 66

Census 2021

Population and age profile

Postcode residents
3

1 female, 2 male

Postcode households
1
Residents per household
3.0
NP23 4 residents
9,689

Age bands in NP23 4

Wider postcode sector
Age 0 to 14
17.2%

1,679 residents

Age 15 to 24
10.2%

1,000 residents

Age 25 to 44
24.4%

2,389 residents

Age 45 to 64
28%

2,737 residents

Age 65 and over
20.3%

1,985 residents

This postcode contained 0% of the sector's usual residents on Census Day. The age profile describes the wider NP23 4 sector, not people in this individual postcode.

Small counts are adjusted for privacy, so totals can differ slightly between Census tables.

Census Day: 21 March 2021. Sources: ONS/Nomis P001-P004 and ONS CT21_0228. Age table version 2024-04-08.

Fixed broadband coverage

Ofcom's predicted availability across all residential and commercial premises in this postcode in January 2026.

Superfast, 30 Mbit/s+
87.5%
Ultrafast, 100 Mbit/s+
0%
Ultrafast, 300 Mbit/s+
0%
Gigabit-capable
0%
Unable to receive decent fixed or FWA broadband
0%
Next Generation Access
87.5%
Decent broadband available from fixed wireless
0%

Predicted coverage, not measured speeds. Check availability for your address with a provider. Postcode-level full-fibre figures are not published in this release.

Source: Ofcom Connected Nations Spring 2026, version 2026-01-v2. Contains Ofcom data licensed under the Open Government Licence v3.0.

GP practices

4

within 5 km

  • BLAEN-Y-CWM GROUP PRACTICE

    BLAENAVON ROAD, BRYNMAWR, EBBW VALE, NP23 4BR

    ODS code W93068

    490 m

  • PEN-Y-CAE SURGERY

    THE HEALTH CENTRE, BRIDGE STREET, EBBW VALE, NP23 6EY

    ODS code W93623

    2.4 km

  • GLAN RHYD SURGERY

    RIVERSIDE, BEAUFORT EBBW VALE, EBBW VALE, NP23 5NT

    ODS code W93032

    2.4 km

  • BLAINA MEDICAL PRACTICE

    REAR OF HIGH STREET, BLAINA, ABERTILLERY, NP13 3AT

    ODS code W93115

    3.3 km

Main GP practices only; branch surgeries are excluded. Distances are straight-line. Contact the practice to check registration, services, opening hours and appointments.

Source acquired on 2026-09-03. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • Asda

    BCT · Brynmawr

    0.1 miles
  • Nantyglo Comprehensive School

    BCT · Winchestown

    0.2 miles
  • Hermatage

    BCT · Brynmawr

    0.3 miles
  • Brynmawr Bus Station Stand1

    BCS · Brynmawr

    0.3 miles
  • Winchestown Post Office

    BCT · Winchestown

    0.3 miles

Evidence in context

Schools

17 open schools are in scope, including 0 primary and 0 secondary schools. Blaen-Y-Cwm C.P. School is the nearest published school at 397 m.

Counts describe active establishment records. They do not assess admissions, catchments or quality.

Recorded crime

1,309 published events cover 12 months, averaging 109.083 events per published month. The largest recorded category is Violence and sexual offences with 484 events.

The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.