| Penygroes | |
|---|---|
 Penygroes War Memorial | |
  Penygroes Location within Gwynedd | |
| Population | 1,793 (2011)[1] |
| OS grid reference | SH470531 |
| Community | |
| Principal area | |
| Preserved county | |
| Country | Wales |
| Sovereign state | United Kingdom |
| Post town | CAERNARFON |
| Postcode district | LL54 |
| Dialling code | 01286 |
| Police | North Wales |
| Fire | North Wales |
| Ambulance | Welsh |
| UK Parliament | |
| Senedd Cymru – Welsh Parliament | |
Penygroes (Welsh pronunciation: [ˌpɛnəˈɡroːɨs] ) is a village in Gwynedd, Wales. The village is located to the south of Caernarfon, and north of Porthmadog, by the A487 road. Penygroes' population stands at 1,793 at the 2011 census, of which 88% are Welsh-speaking, making it one of the most predominantly Welsh-speaking areas of the country. The population of Llanllyfni community, which includes Penygroes and Llanllyfni village, which practically adjoins Penygroes, plus Talysarn, is 4,135 according to the 2011 census.