| Penisa'r-waun | |
|---|---|
 Houses at Penisa'r-waun | |
  Penisa'r-waun Location within Gwynedd | |
| OS grid reference | SH551638 |
| Community | |
| Principal area | |
| Country | Wales |
| Sovereign state | United Kingdom |
| Post town | CAERNARFON |
| Postcode district | LL55 |
| Dialling code | 01286 |
| Police | North Wales |
| Fire | North Wales |
| Ambulance | Welsh |
| UK Parliament | |
| Senedd Cymru – Welsh Parliament | |
Penisa'r-waun is a small village which is located 4 miles to the east of Caernarfon and a mile to the northeast of Llanrug on the A4244 in Gwynedd, north-west Wales.