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SY21 8SA

Welshpool Castle · Powys · Wales

Updated September 2026

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Location overview

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Ward
Welshpool Castle
Local authority
Powys
Constituency
Montgomeryshire and Glyndwr
Postcode district
SY21
Postcode sector
SY21 8

Nearby postcodes

Nearby postcode distances
Postcode Distance
SY21 8SB 322 m
SY21 8SD 663 m
SY21 8RP 873 m
SY21 8RS 913 m
SY21 8RQ 956 m
Complete postcode fields and official codes
Postcode
SY21 8SA
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
SY
Postcode district
SY21
Postcode sector
SY21 8
Latitude
52.637945
Longitude
-3.154686
British National Grid easting
321,958
British National Grid northing
305,091

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Powys · W06000023
Electoral ward
Welshpool Castle · W05001172
Parish or community
W04000352
Westminster constituency
Montgomeryshire and Glyndwr · W07000102
Output area
W00002664
Lower layer super output area
Powys 003A · W01000498
Middle layer super output area
Powys 003 · W02000099

Postcode source versions

Explore SY21

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
6
Primary
0
Secondary
0

  1. Ysgol Gymraeg y Trallwng

    Welsh establishment

    2.1 km

  2. Welshpool Church in Wales Primary School

    Welsh establishment

    2.2 km

  3. Leighton C.P. School

    Welsh establishment

    2.6 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
9
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Criminal damage and arson 3
  • Vehicle crime 2
  • Drugs 1
  • Other theft 1
  • Shoplifting 1

Census 2021

Population and age profile

Postcode residents
20

12 female, 8 male

Postcode households
11
Residents per household
1.8
SY21 8 residents
4,734

Age bands in SY21 8

Wider postcode sector
Age 0 to 14
13.4%

637 residents

Age 15 to 24
10.4%

491 residents

Age 25 to 44
18.7%

887 residents

Age 45 to 64
30%

1,424 residents

Age 65 and over
27.5%

1,303 residents

This postcode contained 0.4% of the sector's usual residents on Census Day. The age profile describes the wider SY21 8 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+
100%
Ultrafast, 100 Mbit/s+
100%
Ultrafast, 300 Mbit/s+
100%
Gigabit-capable
100%
Unable to receive decent fixed or FWA broadband
0%
Next Generation Access
100%
Decent broadband available from fixed wireless
100%

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

1

within 5 km

  • WELSHPOOL MEDICAL CENTRE

    SALOP ROAD, WELSHPOOL, SY21 7ER

    ODS code W96010

    2.9 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 2026-09-05. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • Coed-y-Dinas

    BCT · Sarn-y-Bryn-Caled

    0.1 miles

  • Coed-y-Dinas

    BCT · Sarn-y-Bryn-Caled

    0.1 miles

  • Coed Y Dinas

    BCT · Welshpool

    0.4 miles

  • Clicewydd

    BCT · Welshpool

    0.8 miles

  • Severn Caravan Park

    BCT · Cil-Cewydd

    0.8 miles

Evidence in context

Schools

6 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Gymraeg y Trallwng is the nearest published school at 1.3 miles.

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

Recorded crime

9 published events cover 12 months, averaging 0.75 events per published month. The largest recorded category is Criminal damage and arson with 3 events.

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