[4] The school is noted for spending the years between 1992 and 2021 looking for an extension, which was eventually delivered.

[2] Liam Mac Gabhann retired as principal in 2012, having worked for twenty years to be granted that extension.

[7] A fifth class pupil won a national art competition based on raising disability awareness in 2019.

[11] Glenswilly celebrated 50 years in business in 2023, excluding its time before the amalgamation, when it was operating five different schools.

[2][3] Glenswilly National School began an autistic spectrum disorder (ASD) class, also in 2023.