{{Use dmy dates|date=August 2023}} {{Infobox French commune |name = Ploumilliau |native name = Plouilio |commune status = [[Communes of France|Commune]] |image = Chapelle Saint-Cado de Ploumilliau 01.JPG |caption = The chapel of Saint-Cado, in Ploumilliau |image coat of arms = Blason de la ville de Ploumilliau (Côtes-d'Armor).svg |coordinates = {{coord|48.6808|-3.5228|format=dms|display=inline,title}} |INSEE = 22226 |postal code = 22300 |arrondissement = Lannion |canton = Plestin-les-Grèves |mayor = Yann Kergoat<ref>{{cite web|title=Répertoire national des élus: les maires|url=https://www.data.gouv.fr/fr/datasets/r/2876a346-d50c-4911-934e-19ee07b0e503|publisher=data.gouv.fr, Plateforme ouverte des données publiques françaises|date=13 September 2022|language=fr}}</ref> |term = 2020&ndash;2026 |intercommunality = [[Lannion-Trégor Communauté]] |elevation min m = 0 |elevation max m = 133 |area km2 = 34.69 |population = {{France metadata Wikidata|population_total}} |population date = {{France metadata Wikidata|population_as_of}} |population footnotes = {{France metadata Wikidata|population_footnotes}} }}

'''Ploumilliau''' ({{IPA|fr|plumijo|-|LL-Q150 (fra)-Marxav-Ploumilliau.wav}}; {{Langx|br|Plouilio}}) is a [[Communes of France|commune]] in the [[Côtes-d'Armor]] [[Departments of France|department]] of [[Brittany (administrative region)|Brittany]] in northwestern [[France]].

==Population== Inhabitants of Ploumilliau are called ''milliautais'' in French. {{Historical populations |source = INSEE<ref name=pophist>[https://www.insee.fr/fr/statistiques/8643952?geo=COM-22226#tableau-POPREF_G1 Population municipale entre 1968 et 2023], INSEE</ref> |percentages = pagr |align = none |1968 |1735 |1975 |1865 |1982 |2100 |1990 |2223 |1999 |2173 |2007 |2489 |2012 |2481 |2017 |2481 |2023 |2466 }}

==Breton language== The municipality launched a linguistic plan through [[Ya d'ar brezhoneg]] on 12 December 2006.

==See also== *[[Communes of the Côtes-d'Armor department]]

==References== {{reflist}}

==External links== {{commons category}} *[http://ploumilliau.bzh/ Official website] {{in lang|fr}} *{{Search Mérimée|22226}}

{{Côtes-d'Armor communes}}

{{authority control}}

[[Category:Communes of Côtes-d'Armor]]

{{Lannion-geo-stub}}