Below is the complete list of Elle Cosimano’s Nearly Boswell Mysteries books in order of publication. This is the recommended reading sequence for the series.
Nearly Boswell Mysteries Series
About Nearly Boswell Mysteries Series
Elle Cosimano’s Nearly Boswell Mysteries is a short, tightly constructed young adult mystery series built around one heroine and one ongoing sense of danger rather than a long-running open-ended franchise. The series consists of two books, Nearly Gone and Nearly Found, and that compact shape matters. This is not a case of a YA mystery line that keeps resetting for a fresh puzzle each time. It is a direct continuation, with the second novel deepening the same world, the same emotional stakes, and the same central character.
Nearly Boswell is what gives the series its distinctive edge. She is not a polished amateur sleuth from a cozy background, nor a standard teen detective dropped into a puzzle for entertainment. From the beginning, she is written as someone shaped by class pressure, secrecy, and the need to survive in circumstances that already make her feel set apart. That gives the books a sharper identity than many YA mysteries built only around plot mechanics. The crimes matter, but so does the fact that Nearly is solving them from a position of social and emotional vulnerability. The danger is not abstract. It touches the life she is already trying to hold together.
That is one of the main reasons publication order matters here. Nearly Gone does the heavy lifting of introducing Nearly’s world, her abilities, and the atmosphere of encoded threat that defines the series. Nearly Found is not a detached sequel in name only. It builds on what the first book establishes, returning to Nearly and widening the consequences around her. In a two-book series like this, reading out of order would flatten the emotional and investigative progression that gives the pair its shape. The first book is the setup, but also the foundation. The second gains much of its force from the fact that Nearly has already been through something dangerous and cannot move through the world as though nothing happened.
What makes the series especially interesting in Elle Cosimano’s bibliography is that it belongs to her earlier young adult phase rather than to the comic adult mystery mode that later made her widely known. Readers who come to her through Finlay Donovan will find something different here: darker, tenser, and more immediately tied to fear, secrecy, and teenage precarity. But the books still show qualities that remain recognizably hers. She writes with pace, keeps plot moving, and knows how to build suspense around a central character whose private life matters as much as the external danger.
The series also works because its mystery elements are not just decorative twists layered onto a teen story. The coded-clue structure and investigative momentum give the books a real thriller engine, but Cosimano does not lose sight of character in the process. Nearly is memorable not because she is simply clever, but because she is under pressure from multiple directions at once. The mystery threatens her physically, while her everyday life already threatens her chances of escape, safety, and stability. That combination gives the books more emotional density than their compact length might suggest.
It is also worth understanding the limits of the series clearly. This is not a sprawling saga with multiple spin-offs or a hidden third branch waiting in the wings. It is a two-book sequence, and it reads best that way: focused, escalating, and contained. The brevity is part of its appeal. Cosimano is not trying to keep Nearly in permanent mystery-series suspension. She gives the character a defined arc, and the series is stronger for that discipline.
Taken as a whole, the Nearly Boswell Mysteries is best understood as Elle Cosimano’s compact YA mystery-thriller series: two books, one singular heroine, and a sustained atmosphere of coded menace, personal risk, and hard-won intelligence. Read in order, the pair offers one of the clearest views of her early suspense strengths before her later adult mysteries reshaped her public profile.