Ardscoil Mhuire is an Irish voluntary Catholic single-sex girls' secondary school situated in Mackney, near Ballinasloe in County Galway.

In January 2003, the school moved to the current location in Mackney, near Ballinasloe, County Galway.

[2] On 9 March 2019, a Heritage Day was held to coincide with the school's 100th anniversary,[7] with celebrations begun on 5 February 2019.

[3] A consultation process began in early 2023 for Ardscoil Mhuire and Garbally College regarding the future of Catholic secondary school provision within Ballinasloe, conducted by their patrons the Catholic Education an Irish Schools Trust (CEIST) and the Diocese of Clonfert.

[12][13] Ardscoil Mhuire offers all the mandatory subjects, along with music & arts, speech & drama, home economics, debating, public speaking and an ICT programme.