highlighted her return by winning the 2016 Northern Ontario Scotties Tournament of Hearts in Timmins. She beat defending champion Tracy Fleury twice in the round robin, then scored three points in the seventh end of the final to defeat Team Fleury 8–4. McCarville finished undefeated in nine matches at the event. With the title, the team earned their right to compete in the 2016 Scotties Tournament of Hearts in Grand Prairie, Alberta, McCarville's fifth trip to the national tournament, but first representing Northern Ontario (only Ontario as a whole was represented at the Scotties prior to the inaugural 2015 Northern Ontario Scotties Tournament of Hearts). McCarville and her team of vice-skip Kendra Lilly, second Ashley Sippala, lead Sarah Potts, fifth Oye-Sem Won Briand and coach Lorraine Lang made it to the final of the 2016 Hearts, where they lost to Alberta's Chelsea Carey, settling for a silver medal. The team also competed at the 2016 Humpty's Champions Cup Grand Slam, finishing with a 1–3 record and out of the playoffs. McCarville competed in two Grand Slams in the 2016–17 season, the 2016 Tour Challenge Tier 2, where she was the runner-up, and the 2016 Boost National, where she lost in a semi-final to Silvana Tirinzoni. She also won the 2017 Northern Ontario Scotties Tournament of Hearts, sending her team to represent Northern Ontario at the 2017 Scotties Tournament of Hearts. She led her team to an 8–3 round robin record, and defeated Chelsea Carey's Team Canada in the 3 vs. 4 page playoff, but then lost to Rachel Homan (Team Ontario) in the semi-final. The bronze medal game was a rematch against Carey, which she lost. Team McCarville won the first qualifying game at the 2017 Canadian Olympic Pre-trials, qualifying for the Olympic Trials in Ottawa. There, she led her team to a 4–4 record, missing the playoffs. On tour that season, they were finalists at the AMJ Campbell Shorty Jenkins Classic and semi-finalists at the Stu Sells Toronto Tankard. At the 2018 Northern Ontario Scotties Tournament of Hearts, she made the final, losing to Tracy Fleury. In the 2018–19 season, McCarville's team won two events on the World Curling Tour, the KW Fall Classic and the Curl Mesabi Classic. She also competed at the 2018 Tour Challenge Tier 1 Grand Slam, finishing with a 1–3 record. She also won the 2019 Northern Ontario Scotties Tournament of Hearts, sending her