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SY23 4NA

Ystwyth · Ceredigion · Wales

Updated September 2026

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Location overview

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Post town
Aberystwyth
Ward
Ystwyth
Local authority
Ceredigion
Constituency
Ceredigion Preseli
Postcode district
SY23
Postcode sector
SY23 4

Nearby postcodes

Nearby postcode distances
Postcode Distance
SY23 4NB 614 m
SY23 4JT 782 m
SY23 4LZ 882 m
SY23 4LY 1.1 km
SY23 4EG 1.1 km
Complete postcode fields and official codes
Postcode
SY23 4NA
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
SY
Postcode district
SY23
Postcode sector
SY23 4
Latitude
52.376284
Longitude
-3.998073
British National Grid easting
264,085
British National Grid northing
277,238

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Ceredigion · W06000008
Electoral ward
Ystwyth · W05001331
Parish or community
W04000399
Westminster constituency
Ceredigion Preseli · W07000093
Output area
W00002955
Lower layer super output area
Ceredigion 011D · W01000552
Middle layer super output area
Ceredigion 011 · W02000421

Postcode source versions

Explore SY23

Property

View all property records
4 recorded sales at this postcode
Address Date Price
Bryn Carregwen, New Cross, Aberystwyth, SY23 4NA 7 December 2015 £167,000
Bryn Carregwen, New Cross, Aberystwyth, SY23 4NA 3 January 2001 £85,500
Penlon, New Cross, Aberystwyth, SY23 4NA 15 March 1996 £90,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
3
Primary
0
Secondary
0

  1. Ysgol Llanfihangel-Y-Creuddyn

    Welsh establishment

    2.6 km

  2. Ysgol Llanilar

    Welsh establishment

    2.7 km

  3. Ysgol Penllwyn

    Welsh establishment

    3.4 km

Census 2021

Population and age profile

Postcode residents
18

7 female, 11 male

Postcode households
7
Residents per household
2.6
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 0.3% 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+
87.5%
Ultrafast, 100 Mbit/s+
87.5%
Ultrafast, 300 Mbit/s+
87.5%
Gigabit-capable
87.5%
Unable to receive decent fixed or FWA broadband
12.5%
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

1

within 5 km

  • LLANILAR HEALTH CENTRE

    LLANILAR, ABERYSTWYTH, SY23 4PA

    ODS code W92056

    2.7 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

  • New Cross Inn

    BCT · New Cross

    0.4 miles

  • New Cross Inn

    BCT · New Cross

    0.4 miles

  • New Cross Turn

    BCT · Llanilar

    0.9 miles

  • New Cross Turn

    BCT · Llanilar

    0.9 miles

  • Noddfa

    BCT · Pant-y-crug

    1.1 miles

Evidence in context

Schools

3 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Llanfihangel-Y-Creuddyn is the nearest published school at 1.6 miles.

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