Nova Scotia's Cassidy Blades run at the 2021 Lakeshore CWG Girls Spiel came to an end in the semifinals with a 6-5 loss to Nova Scotia's Abby Slauenwhite. of the 2021 Lakeshore CWG Girls Spiel in Lower Sackville, Nova Scotia;
 
Nova Scotia's Cassidy Blades finished 1-2 in the 0-team qualifying round. . In their opening game, Nova Scotia's Cassidy Blades defeated Nova Scotia's Aleena Mordeen 9-5, then went on to lose 8-7 against Nova Scotia's Quinn Acker-Canning. Nova Scotia's Cassidy Blades lost 6-5 to Prince Edward Island's Ella Lenentine in their final qualifying round match.
 
Nova Scotia's Cassidy Blades ranks th overall on the Year-to-Date rankings with points earned so far this season.