In 1983, Jimmy Lee Holt tried to charm Celia Quartermaine at a country cabin, hoping for her affection in return. When she declined, he hid her clothes, leading her to escape wearing only a towel. She managed to catch a ride on a chickentruck to make it to her wedding. Grant Andrews, furious and suspecting infidelity with Jimmy Lee, confronted him and left. However, before he could call off the wedding, DVX agent Natalie Dearborn secretly urged Grant at the Quartermaine Boathouse to keep up appearances and go through with the marriage. As a result, Grant and Celia were wed.
In 1986, Edward Quartermaine, Alan Quartermaine and Jimmy Lee Holt start a scheme to get the family fortune back and frame Sean Donely for Alan's murder, this included Alan jumping out of a plane to fake his death and taking refuge in the boathouse. Edward and Jimmy Lee later help Alan escape dressed in drag. When Tiffany Hill needed a place to stay Edward offered the boathouse for shelter which Tiffany found quite uncomfortable. Jimmy Lee later explains to Tiffany that Edward was hoping to enlist her help into also taking down Sean.
In late 1989, Lucy Coe thought she was meeting Alan Quartermaine here for a secret assignment but was met by escaped convict Victor Jerome instead. When Lucy rejected his appeal to go on the run with her, Jerome impulsively swallowed a locket he had made for her and choked to death. Lucy convinced Alan to hide the body, but he couldn't live with a dead man in the freezer and told her he was calling the police. Lucy diverted him by seducing him and they dumped Jerome's body in the lake.
In June 2008, Lulu and Johnny Zacchara spend the day on a date at the Quartermaine boathouse until their party is crashed by Maxie Jones.
In May 2012, Johnny Zacchara murdered his grandfatherAnthony Zacchara at their family penthouse and proceeded to plant his body on the grounds of the Quartermaine boathouse. When Tracy Quartermaine at the boathouse, she found Anthony's lifeless body and accused Luke Spencer of the murder. Luke, in turn, accused Tracy of the crime. As they heard the police approaching, Luke and Tracy moved Anthony's body to the terrace and made it appear as if he had fallen asleep due to excessive drinking. The police questioned them about the bullet wounds, but Luke and Tracy claimed Anthony had simply passed out. After the police left, Luke and Tracy returned to the terrace only to find Anthony's body missing. Wondering who had moved it, they went to the boathouse to dispose of a gun they had found. Their plan to throw it into the lake was interrupted by the arrival of the police, who arrested them both for Anthony's disappearance.
In October, A.J. Quartermaine was revealed to be alive and returned to hide out at the mansion with the help of Monica Quartermaine and Alice Gunderson. After he was almost discovered by Tracy Quartermaine, Alice rendered her unconscious and tied her up in the boathouse.
In 2013, Franco Baldwin took residence at the Quartermaines when it was believed he was the twinbrother of Jason Morgan. As it was also believed Franco's daughter was Kiki Jerome she and her mother, Ava Jerome, came to live at the mansion much to the Quartermaines annoyance. Kiki's boyfriendMorgan Corinthos also joins Kiki on the property when he moves into the boathouse. After it was proven none of the above had any ties to the family, they were all evicted from the Quartermaine premises.
In 2014, Heather Webber kidnaps Carly Spencer holding her at the Quartermaine boathouse, intending to kill her and frame her son Franco Baldwin for the crime. However, she's discovered by Luke Spencer, who she gets locked up in the Miscavige Institute, and instead takes Carly to the Catacombs on Spoon Island.
On October 6, 2016, Morgan sees a silhouette of who he thinks is Kiki and Dillon making love in the boathouse. He grabs a fishing hook and plants it in the boathouse door. It is revealed that Ned Quartermaine and Olivia Falconeri were the couple inside who had snuck into the boathouse. Olivia later finds the hook and thinks it is from Julian Jerome regarding her relationship with Ned. Morgan is so angry he ends up stealing Julian's car which blows up and kills him.
On February 4, 2020, Michael Corinthos moved Nelle Benson, the villainous mother of his child (Wiley Corinthos), into the boathouse with boats. The boathouse was renovated to add central heating and a bathroom with indoor plumbing.
On August 26, 2022, during the Quartermaine picnic, Ava is stabbed in the stomach with a hook that someone took from the boathouse.
On October 20, 2022, the thought-dead Holly Sutton emerges from Lake Ontario, collapses, and ends up in the boathouse where Willow walks in on her.
On November 8, 2023, the amnesiac Ned, going by "Eddie", frustrated with not being able to finish his song about a siren, wanders to the boathouse for inspiration. Thinking about he ex-wifeLois Cerullo's advice to "dive in", he jumps into the lake. Olivia, looking for him, realizes what he did and dives in after him. She finds him drowning with his foot caught on a net, and frees him.
On Valentine's Day 2024, Harrison Chase and Brook Lynn Quartermaine begin to enjoy a night under the sky with champagne on the Boathouse deck, stargazing and waiting for a comet. They cuddle, being too cold since the space heaters aren't working. They admit to disliking the romantic holiday, feeling like it's a scam. They gather themselves to go inside, when the comet makes it's appearance, and they wonder at the romance of it.
On March 11, Jason Morgan jumped off a bridge to escape the authorities. He collapsed and lost consciousness in the boathouse possibly due to his gunshot wound. He is found by his son, Danny Morgan who enlists the help of his cousin, Michael Corinthos and Michael's wife, Willow Corinthos to help take care of Jason and keep him hidden.
On August 30, 2024, rivalsFBI Agent John Cates and Sonny Corinthos agree to meet on the deck outside the Quartermaine Boathouse, so Sonny will turn himself in, if Agent Cates releases Sonny's daughter, Kristina Corinthos-Davis, from custody. They meet as a storm comes in, and Cates is surprised when Sonny pulls a gun on him. The mobster shoots Agent Cates twice, once in the heart and the head, killing him.
On November 27, having woken from her coma, Lulu escaped from Turning Woods after feeling threatened by her uncleCyrus Renault. She got a ride to town from Cody (who didn't recognize her), ran from her old house after she met James West (who didn't remember her), before she met Gio at the boathouse, then quietly entered the mansion. Confused, she turned when Rocco called out to her - her now teenage son astounded to see her.
