Property market
The five-year median is £389,500 from 1 recorded sale in SY23 3HB. 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 3HB
Trefeurig · Ceredigion · Wales
Updated September 2026
Compare this postcodeLocation overview
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- Post town
- Aberystwyth
- Ward
- Trefeurig
- Local authority
- Ceredigion
- Constituency
- Ceredigion Preseli
- Postcode district
- SY23
- Postcode sector
- SY23 3
Nearby postcodes
Complete postcode fields and official codes
- Postcode
- SY23 3HB
- Status
- Current
- Introduced
- 1 January 1980
- Terminated
- Not published
- Postcode area
- SY
- Postcode district
- SY23
- Postcode sector
- SY23 3
- Latitude
- 52.430277
- Longitude
- -3.934908
- British National Grid easting
- 268,545
- British National Grid northing
- 283,126
Statistical and administrative geographies
- Country
- Wales · W92000004
- Region
- W99999999
- Local authority district
- Ceredigion · W06000008
- Electoral ward
- Trefeurig · W05001329
- Parish or community
- W04000400
- Westminster constituency
- Ceredigion Preseli · W07000093
- Output area
- W00002937
- Lower layer super output area
- Ceredigion 001E · W01000549
- Middle layer super output area
- Ceredigion 001 · W02000116
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
6 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| Tyngwndwn, Cwmerfyn, Aberystwyth, SY23 3HB | 23 November 2023 | £389,500 |
| Tynewydd, Cwmerfyn, Aberystwyth, SY23 3HB | 18 October 2017 | £342,000 |
| Llys Y Graig, Cwmerfyn, Aberystwyth, SY23 3HB | 15 November 2000 | £45,000 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 2
- Primary
- 0
- Secondary
- 0
- 4.2 km
Ysgol Penrhyncoch
Welsh establishment
- 4.3 km
Ysgol Penllwyn
Welsh establishment
Census 2021
Population and age profile
- Postcode residents
- 18
- Postcode households
- 6
- Residents per household
- 3.0
- SY23 3 residents
- 10,265
9 female, 9 male
Age bands in SY23 3
Wider postcode sector- Age 0 to 14
- 12.6%
- Age 15 to 24
- 29.5%
- Age 25 to 44
- 18%
- Age 45 to 64
- 20.8%
- Age 65 and over
- 19.2%
1,405 residents
3,300 residents
2,017 residents
2,321 residents
2,142 residents
This postcode contained 0.2% of the sector's usual residents on Census Day. The age profile describes the wider SY23 3 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+
- 85.7%
- Ultrafast, 100 Mbit/s+
- 71.4%
- Ultrafast, 300 Mbit/s+
- 71.4%
- Gigabit-capable
- 71.4%
- Unable to receive decent fixed or FWA broadband
- 14.3%
- 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
- 0.5 miles
Ty Pen y Bont
BCT · Pen-bont-rhyd-y-beddau
- 0.5 miles
Ty Pen y Bont
BCT · Pen-bont-rhyd-y-beddau
- 0.7 miles
Cwmerfyn
BCT · Cwm-erfin
- 0.9 miles
Pont Tyngelli
BCT · Pen-bont-rhyd-y-beddau
- 0.9 miles
Pont Tyngelli
BCT · Pen-bont-rhyd-y-beddau
Evidence in context
Schools
2 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Penrhyncoch is the nearest published school at 2.6 miles.
Counts describe active establishment records. They do not assess admissions, catchments or quality.