The Médiathèque Municipale de Plougonvelin is the public library serving the community of Plougonvelin, France. Located at the Keraudy cultural centre on rue du Stade, it offers collections and resources for children, young people and adults. Visitors can explore novels, crime fiction, comics, graphic novels, albums, documentaries and newspapers, with separate selections for adults and young readers. The library also highlights new arrivals, staff favourites and themed recommendations to help readers discover titles across its collections.

Alongside its physical materials, the médiathèque provides access to a range of digital resources, including the Finistère Departmental Library, the digital library of Québec, Eurékoi, Gallica, Europeana and the public-domain collection. Its programme includes activities and workshops, with events promoted through its news and agenda pages. The website also provides the catalogue, practical information, opening hours, subscription and pricing details, and information about the library team and its collection policy. The médiathèque is open on selected weekdays and Saturdays, with hours varying by day and season.