SY23 4DX

Aberystwyth Penparcau · Ceredigion · Wales

Updated September 2026

Compare this postcode

Location overview

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Local authority
Ceredigion
Constituency
Ceredigion Preseli
Postcode district
SY23
Postcode sector
SY23 4

Nearby postcodes

Nearby postcode distances
Postcode Distance
SY23 1SE 165 m
SY23 1SG 180 m
SY23 3RZ 188 m
SY23 1SD 224 m
SY23 1SQ 233 m
Complete postcode fields and official codes
Postcode
SY23 4DX
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
SY
Postcode district
SY23
Postcode sector
SY23 4
Latitude
52.398018
Longitude
-4.066009
British National Grid easting
259,530
British National Grid northing
279,785

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Ceredigion · W06000008
Parish or community
W04000359
Westminster constituency
Ceredigion Preseli · W07000093
Output area
W00002756
Lower layer super output area
Ceredigion 003B · W01000516
Middle layer super output area
Ceredigion 003 · W02000118

Postcode source versions

Explore SY23

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
8
Primary
0
Secondary
0
  1. Ysgol Llwyn Yr Eos

    Welsh establishment

    262 m
  2. Ysgol Gyfun Penweddig

    Welsh establishment

    1.3 km
  3. Yr Ysgol Gymraeg

    Welsh establishment

    1.4 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
414
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 214
  • Public order 41
  • Other theft 28
  • Criminal damage and arson 26
  • Anti social behaviour 23

Census 2021

Population and age profile

Postcode residents
25

13 female, 12 male

Postcode households
17
Residents per household
1.5
SY23 4 residents
5,417

Age bands in SY23 4

Wider postcode sector
Age 0 to 14
14.5%

711 residents

Age 15 to 24
9.6%

471 residents

Age 25 to 44
18.3%

898 residents

Age 45 to 64
30.9%

1,516 residents

Age 65 and over
26.8%

1,314 residents

This postcode contained 0.5% of the sector's usual residents on Census Day. The age profile describes the wider SY23 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+
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
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

3

within 5 km straight-line

  • YSTWYTH MEDICAL GROUP

    PARC Y LLYN RETAIL PARK, LLANBADARN FAWR, ABERYSTWYTH, SY23 3TL

    ODS code W92025

    923 m

  • MEDDYGFA PADARN SURGERY

    PENGLAIS ROAD, ABERYSTWYTH, SY23 3DU

    ODS code W92024

    2.2 km

  • MEDDYGFA'R LLAN

    CHURCH SURGERY, PORTLAND STREET, ABERYSTWYTH, SY23 2DX

    ODS code W92014

    2.4 km

Nearby transport

  • Midfield Park

    BCT · South Gate

    0.0 miles
  • Neuadd Goffa

    BCT · South Gate

    0.2 miles
  • Southgate Penparcau

    BCT · South Gate

    0.2 miles
  • Heol Bryn

    BCT · Penparcau

    0.2 miles
  • Tyn y fron Close

    BCT · Penparcau

    0.2 miles

Evidence in context

Schools

8 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Llwyn Yr Eos is the nearest published school at 262 m.

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

Recorded crime

414 published events cover 12 months, averaging 34.5 events per published month. The largest recorded category is Violence and sexual offences with 214 events.

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