Sacred Heart Senior National School, established in 1977 in Killinarden, Tallaght, serves approximately 270 students from third to sixth class. The school is deeply integrated into the local community, offering a wide range of extracurricular and developmental programs including STEM initiatives, sports, chess, and environmental projects like the 'Green Schools' program. Their mission focuses on providing a holistic educational environment that fosters wellbeing, digital literacy, and active participation in school and community life.