There are 4 books in the Maggie D'arcy series. The newest book is A Stolen Child which came out in 2023.

1
The Mountains Wild

Book cover of The Mountains Wild
Twenty-three years ago, Maggie D'arcy's family received a call from the Dublin police. Her cousin Erin has been missing for several days. Maggie herself spent weeks in Ireland, trying to track Erin's movements, working beside the police. But it was to no avail: no trace of her was ever found.…
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2
A Distant Grave

Book cover of A Distant Grave

In the follow up to the critically acclaimed The Mountains Wild, Detective Maggie D'arcy tackles another intricate case that bridges Long Island and Ireland in A Distant Grave.

Long Island homicide detective Maggie D'arcy and her teenage daughter, Lilly, are still recovering from the events of last fall when a…

3
The Drowning Sea

Book cover of The Drowning Sea
No cases to focus on, no leads to investigate, just a whole summer on a remote West Cork peninsula with her teenage daughter Lilly and her boyfriend, Conor, and his son. The plan is to prepare Lilly for a move to Ireland. But their calm vacation takes a dangerous turn…

4
A Stolen Child

Book cover of A Stolen Child
After months of training, former Long Island homicide detective Maggie D'arcy is now officially a Garda. She's finally settling into life in Ireland and so is her teenage daughter, Lilly. Maggie may not be a detective yet, but she's happy with her community policing assignment in Dublin's Portobello neighbourhood.

When…