The Ayuntamiento de Móstoles is the municipal government serving the city of Móstoles, providing public services, information and activities for residents. Its work spans areas including social welfare, culture, education, employment, sports, health, public safety, housing, urban planning, mobility, environmental care, parks, waste management and support for families, young people and older adults. The council also oversees municipal facilities such as the Rodolfo Halffter Municipal Conservatory and the City Museum of Móstoles.

Residents can access municipal procedures and services online, by phone or in person, consult tax payment dates, submit suggestions and complaints, and find information through the Electronic Office and transparency portal. The council publishes local news, government information and an agenda of events, alongside cultural programming, exhibitions, family activities, health education and community initiatives. It also promotes civic participation, volunteering and city improvement projects. Through its departments and district services, the Ayuntamiento coordinates practical assistance and opportunities for people across Móstoles, helping residents engage with local life and access the services they need.