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SY21 0SD

Llanfair Caereinion and Llanerfyl · Powys · Wales

Updated September 2026

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Location overview

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Ward
Llanfair Caereinion and Llanerfyl
Local authority
Powys
Constituency
Montgomeryshire and Glyndwr
Postcode district
SY21
Postcode sector
SY21 0

Nearby postcodes

Nearby postcode distances
Postcode Distance
SY21 0SB 21 m
SY21 0SE 105 m
SY21 0QT 120 m
SY21 0QS 132 m
SY21 0QY 142 m
Complete postcode fields and official codes
Postcode
SY21 0SD
Status
Current
Introduced
1 January 2026
Terminated
Not published
Postcode area
SY
Postcode district
SY21
Postcode sector
SY21 0
Latitude
52.649225
Longitude
-3.328215
British National Grid easting
310,239
British National Grid northing
306,548

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Powys · W06000023
Electoral ward
Llanfair Caereinion and Llanerfyl · W05001147
Parish or community
W04000299
Westminster constituency
Montgomeryshire and Glyndwr · W07000102
Output area
W00002454
Lower layer super output area
Powys 006B · W01000460
Middle layer super output area
Powys 006 · W02000102

Postcode source versions

Explore SY21

Use the wider postcode district to compare the same evidence across more locations.

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
1
Primary
0
Secondary
0

  1. Ysgol Bro Caereinion

    Welsh establishment

    79 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
37
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 16
  • Other theft 5
  • Shoplifting 3
  • Criminal damage and arson 3
  • Public order 2

Census 2021

Population and age profile

Postcode residents
Not supplied
Postcode households
Not supplied
Residents per household
Not available
SY21 0 residents
3,229

Age bands in SY21 0

Wider postcode sector
Age 0 to 14
13.9%

388 residents

Age 15 to 24
10.5%

292 residents

Age 25 to 44
16.3%

454 residents

Age 45 to 64
32.6%

906 residents

Age 65 and over
26.7%

743 residents

How to read these estimates
The standard postcode headcounts and the commissioned age table are separate ONS outputs. Small counts are disclosure-controlled, and totals can differ slightly between tables. Coverage is England and Wales only.

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

NHS ODS

GP practices

1

within 5 km

  • CAEREINION MEDICAL PRACTICE

    LLANFAIR CAEREINION, WELSHPOOL, SY21 0RT

    ODS code W96009

    255 m

Organisation records, not service availability
These are records marked active in NHS England's Organisation Data Service for England and Wales. Branch surgeries, pharmacies, dentists and hospitals are not included. They do not confirm patient registration, services, opening hours, appointments or care quality. Distances are straight-line from the postcode point.

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

Nearby transport

  • Llanfair Caereinion Bridge

    BCT · Llanfair Caereinion

    0.1 miles

  • Post Office

    BCT · Llanfair Caereinion

    0.1 miles

  • Llanfair Caereinion War Memorial

    BCT · Llanfair Caereinion

    0.1 miles

  • Wynnstay

    BCT · Llanfair Caereinion

    0.1 miles

  • Bridge Street

    BCT · Llanfair Caereinion

    0.1 miles

Evidence in context

A factual reading of the data in this report's scope. It is not a location score or a recommendation.

Schools

Published establishments

1 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Bro Caereinion is the nearest published school at 79 m.

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

Recorded crime

Published police records

37 published events cover 12 months, averaging 3.083 events per published month. The largest recorded category is Violence and sexual offences with 16 events.

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