Property market
The five-year median is £142,500 from 1 recorded sale in SY23 4LJ. This is a recorded-sale statistic, not a current valuation.
The latest UK House Price Index average for Ceredigion is £237,176 in June 2026, up 1.6% year on year.
SY23 4LJ
Ystwyth · Ceredigion · Wales
Updated September 2026
Compare this postcodeLocation overview
Drag to pan. Use + or - to zoom. Open larger map
- Post town
- Aberystwyth
- Ward
- Ystwyth
- Local authority
- Ceredigion
- Constituency
- Ceredigion Preseli
- Postcode district
- SY23
- Postcode sector
- SY23 4
Nearby postcodes
Complete postcode fields and official codes
- Postcode
- SY23 4LJ
- Status
- Current
- Introduced
- 1 January 1980
- Terminated
- Not published
- Postcode area
- SY
- Postcode district
- SY23
- Postcode sector
- SY23 4
- Latitude
- 52.356034
- Longitude
- -3.944204
- British National Grid easting
- 267,691
- British National Grid northing
- 274,886
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
- W00002953
- Lower layer super output area
- Ceredigion 011D · W01000552
- Middle layer super output area
- Ceredigion 011 · W02000421
Postcode source versions
- Ordnance Survey: Code-Point Open Version 2026-08 · Current postcode units in Great Britain · OGL-3.0
- Office for National Statistics: ONS Postcode Directory Version 2026-08 · United Kingdom; Northern Ireland excluded pending rights review; Crown Dependencies outside product scope · OGL-3.0 with third-party rights
- Ordnance Survey: Boundary-Line Version 2026-05 · Local-authority boundaries in Great Britain · OS OpenData Licence
Explore SY23
Property
2 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| 1, The Terrace, Cnwch Coch, Aberystwyth, SY23 4LJ | 3 October 2025 | £142,500 |
| 2, The Terrace, Cnwch Coch, Aberystwyth, SY23 4LJ | 22 January 2008 | £90,000 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 1
- Primary
- 0
- Secondary
- 0
- 1.8 km
Ysgol Llanfihangel-Y-Creuddyn
Welsh establishment
Recorded crime
Within 1 mile of this postcode
- Published events
- 3
- Months covered
- 12
- Latest month
- June 2026
Most recorded categories in this period
- Violence and sexual offences 2
- Public order 1
Census 2021
Population and age profile
- Postcode residents
- 6
- Postcode households
- 3
- Residents per household
- 2.0
- SY23 4 residents
- 5,417
3 female, 3 male
Age bands in SY23 4
Wider postcode sector- Age 0 to 14
- 14.5%
- Age 15 to 24
- 9.6%
- Age 25 to 44
- 18.3%
- Age 45 to 64
- 30.9%
- Age 65 and over
- 26.8%
711 residents
471 residents
898 residents
1,516 residents
1,314 residents
This postcode contained 0.1% 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.
Nearby transport
- 0.1 miles
Cnwch Coch
BCT · Cnwch-coch
- 0.1 miles
Cnwch Coch
BCT · Cnwch-coch
- 0.3 miles
Cnwch Coch Turn
BCT · Cnwch-coch
- 0.3 miles
Cnwch Coch Turn
BCT · Cnwch-coch
- 1.0 miles
Smithy House
BCT · Aber-Magwr
Evidence in context
Schools
1 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Llanfihangel-Y-Creuddyn is the nearest published school at 1.1 miles.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
Recorded crime
3 published events cover 12 months, averaging 0.25 events per published month. The largest recorded category is Violence and sexual offences with 2 events.
The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.