Bain currently resides in East London,[1] and has a pet German Shepherd named Calvin. She has been open about her struggle with alcohol abuse, and stated that she became sober after the release of Good at Falling. The song "Maybe You're the Reason" from Good at Falling deals with her past struggles with an eating disorder, and this subject is also depicted in the music video for "Lilo".[64] Bain was in a four-year relationship with singer-songwriter Marika Hackman until 2018.[65] Hackman later appeared in the music video for "Lilo".[66] In a 2019 interview with W Magazine, Bain stated that she is currently in a three-way polyamorous relationship.[51]