SY23 4AN is located in the Ystwyth electoral ward, within the unitary authority of Ceredigion and the Welsh Parliamentary constituency of Ceredigion. The Local Health Board is Hywel Dda University and the police force is Dyfed-Powys. This postcode has been in use since March 2019.


| Easting | 262131 |
| Northing | 274984 |
| Latitude | 52.355544 |
| Longitude | -4.025832 |
| Country | Wales |
| Postcode District | SY23 |
| Ward | Ystwyth |
|---|---|
| Constituency | Ceredigion |
2026 6 MAR £242,000 |
32, DOL Y MEILLION, LLANILAR, ABERYSTWYTH, SY23 4AN 2024 25 OCT £280,000 |
2024 10 MAY £260,000 |
2024 26 FEB £327,000 |
20, DOL Y MEILLION, LLANILAR, ABERYSTWYTH, SY23 4AN 2024 26 JAN £285,000 |
19, DOL Y MEILLION, LLANILAR, ABERYSTWYTH, SY23 4AN 2023 29 MAR £285,000 |
18, DOL Y MEILLION, LLANILAR, ABERYSTWYTH, SY23 4AN 2023 17 MAR £332,000 |
17, DOL Y MEILLION, LLANILAR, ABERYSTWYTH, SY23 4AN 2022 19 AUG £270,000 |
16, DOL Y MEILLION, LLANILAR, ABERYSTWYTH, SY23 4AN 2022 29 JUL £270,000 |
2022 1 JUN £220,000 |
| Cwrt Y Cadno | Llanilar | 149m |
| St Hilary's Church (B4575) | Llanilar | 244m |
| St Hilary's Church (B4575) | Llanilar | 244m |
| Cwm Aur (A485) | Llanilar | 301m |
| Cwm Aur (A485) | Llanilar | 318m |
| Percentage of properties with Next Generation Access | 100.0% |
| Percentage of properties with Superfast Broadband | 100.0% |
| Percentage of properties with Ultrafast Broadband | 100.0% |
| Percentage of properties with Full Fibre Broadband | 100.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
| Percentage of properties unable to receive 2Mbps | 0.0% |
| Percentage of properties unable to receive 5Mbps | 0.0% |
| Percentage of properties unable to receive 10Mbps | 0.0% |
| Percentage of properties unable to receive 30Mbps | 0.0% |



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| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Pwlly Cross Roads | 11:00 | 11:00 | 1,937m |
| Glanmad | 16:30 | 11:45 | 2,358m |
| Cornel Ofan | 14:45 | 11:45 | 4,027m |
The below table lists the International Territorial Level (ITL) codes (formerly Nomenclature of Territorial Units for Statistics (NUTS) codes) and Local Administrative Units (LAU) codes for SY23 4AN:
| ITL 1 Code | Name |
|---|---|
| TLL | Wales |
| ITL 2 Code | Name |
| TLL1 | West Wales and The Valleys |
| ITL 3 Code | Name |
| TLL14 | South West Wales |
| LAU 1 Code | Name |
| W06000008 | Ceredigion |
The below table lists the Census Output Area (OA), Lower Layer Super Output Area (LSOA), and Middle Layer Super Output Area (MSOA) for SY23 4AN:
| Code | Name | |
|---|---|---|
| OA | W00002951 | |
| LSOA | W01000552 | Ceredigion 011D |
| MSOA | W02000421 | Ceredigion 011 |
| SY23 4QR | Clos Cadno | 65m |
| SY23 4AH | Y Gorlan | 103m |
| SY23 4PS | Cwrt Y Cadno | 109m |
| SY23 4PG | Cwrt Y Cadno Lane | 128m |
| SY23 4NZ | 162m | |
| SY23 4SA | 239m | |
| SY23 4NX | 251m | |
| SY23 4NT | Cwm Aur | 354m |
| SY23 4PB | Dolystwyth | 392m |
| SY23 4PE | Gwarfelin | 412m |