Gardaí are investigating an incident of criminal damage that occurred overnight in Moneen, Castlebar.
A section of the Primary Care Centre's front wall was covered in graffiti.
No arrests have been made in relation to this matter.
Gardaí say the investigation is ongoing.
Local Cllr Ger Deere told Midwest News he condemns those who engaged in this vandalism, adding that there are plenty of other platforms to express other views.