The Athlone outfit secured the win in tough playing conditions on Wednesday.
Marist Athlone have won the first Connacht Schools Senior League title in 12 years on Wednesday.
The win came courtesy of a late try from centre Thomas Cotton against perennial rivals Sligo Grammar School to secure the title on a final scoreline of 17 - 14.
Marist Athlone Sam Fogarty says the conditions played their part in the outcome:
Kevin Egan was at Creggs Rugby Club for the game:
Cork City Prove Too Strong For Athlone Town
Hans Mpongo and Conor Drinan got the all important goals.
FTD Brothers Continue 32 County Marathon Challenge Through The Midlands
The brothers have raised £1.4 million so far.
Leinster SHC: Offaly Seal All Ireland Quarter-Final Place
Kilkenny are out of the championship.
Laois Book Their Place In Joe McDonagh Final
Tommy Fitzgerald's side were 13 winners over London.
Alex Dunne Finishes Second In Montreal Grand Prix
The Offaly man had a positive weekend.
Laois And Offaly Secure Big Wins While Westmeath End Season With Defeat
The Leinster and Joe McDonagh Round Robin series finished yesterday.
Robbie Henshaw Named To Start For Leinster's Champions Cup Final
Leinster are aiming to win a European Cup for the first time in eight years.
Offaly Welcome Down To O'Connor Park For Tailteann Cup Clash
Offaly are aiming to win their second game of the season.
Westmeath Man Hoping For Big Weekend At Rás Tailteann
Stage Three begins at 10:30am this morning.
Offaly Players Have A Willingness To Keep Going - Brendan Maher
Offaly take on Kildare this Sunday in the Leinster Championship.
Athlone Town Welcome League Leaders To The Midlands
Cork City are six points clear at the top of the division.
Laois Have A Job To Do In London - Pat O'Sullivan
Laois are one point away from another crack at the Joe McDonagh title.
Cormac Izuchukwu Named To Start For Ulster's European Decider
Ulster take on Montpellier in the Challenge Cup Final.
Former Laois Olympian To Compete At First Ever Enhanced Games
Shane Ryan will be one of the athletes involved at the event in Las Vegas.
Laois Aiming For Back To Back Wins In Tailteann Cup
Justin McNulty's side travel to London this Saturday.
Alex Dunne Set For Formula Two Action In Montreal This Weekend
The Clonbullogue man is aiming for a response following disappointment in Miami.
Athlone Town Set For Top Of The Table Showdown With Galway United
Town travel to this encounter unbeaten so far this season.
Rowen Baker Secures Opening Stage Win At Rás Tailteann
The first stage set off from Portlaoise yesterday.
Planners Approve Revisions For Redevelopment Project At Laois GAA Club
Portlaoise GAA Club were approved planning permission last July.
Laois And Westmeath Open All Ireland Intermediate Camogie Campaigns
Laois face Carlow, while Meath entertain Westmeath this weekend.
