There are 9 books in the Purge of Babylon series. The newest book is The Bones of Valhalla which came out in 2016.

1
The Purge of Babylon

Book cover of The Purge of Babylon
Book #1 in the Purge of Babylon post-apocalyptic series. It all starts here.
________________________________________
ONE NIGHT. THAT WAS ALL IT TOOK.

Creatures that once lived in the shadows, hidden from humankind, have risen, spreading like a plague across the globe over the course of a single night. Their numbers growing…
When you buy books, we may earn a commission that helps keep our lights on (or join the rebellion as a member).

2
The Gates of Byzantium

Book cover of The Gates of Byzantium
MAN IS NO LONGER AT THE TOP OF THE FOOD CHAIN. The Purge has devastated the globe, turning much of humanity into night-dwelling, bloodthirsty creatures (dubbed "ghouls" by the survivors), while small pockets of remaining humans have managed to carry on. With the loss of their sanctuary, Will and his…

3
The Stones of Angkor

Book cover of The Stones of Angkor
THE WAR FOR SURVIVAL CONTINUES. The fight for Song Island is over. Despite suffering losses, Will and his group have claimed the island as their own and achieved the safe haven they've longed for since The Purge. Months later, Will makes contact with another group of survivors, and travels to…

4
The Fires of Atlantis

The Fires of Atlantis
SEPARATED, BUT NOT OUT OF THE FIGHT. Gaby has been captured by a familiar figure from her past. Some might take captivity lying down, but they aren’t Gaby. Will and Danny are close on Gaby’s trail, but their rescue mission is detoured in a city under siege by a very…

5
The Ashes of Pompeii

Book cover of The Ashes of Pompeii
EVERY WAR REQUIRES SACRIFICES.The only way to survive in a post-Purge world is to keep your head down, but that’s not always an option.Still stranded in the Louisiana countryside, Will, Danny, and Gaby race against the clock to get back to their friends, but the road home is treacherous and…

6
The Isles of Elysium

Book cover of The Isles of Elysium
EVERY JOURNEY HAS AN ENDING.He’s survived the Purge and battled overwhelming odds, but now Keo is back on the road and more determined than ever to fulfill a promise made nearly half a year ago. What he didn’t expect—or want—was to end up in another bloody conflict. With the help…

7
The Spears of Laconia

Book cover of The Spears of Laconia
SOMETIMES YOU HAVE TO MAKE A STAND.They've been relentlessly hounded ever since The Purge decimated the world, and every day since has been a struggle to stay one step ahead of the enemy.Keo has returned, claiming to have information that can turn the tide of war against the ghouls. Lara…

8
The Horns of Avalon

Book cover of The Horns of Avalon
SOME BATTLES ARE STILL WORTH FIGHTING. Killing has never been something Keo shied away from, but the events of the last year have made him rethink his bloody past. Except nothing lasts forever. Now, Keo has embraced his old ways and set his sights on a new target—and there is…

9
The Bones of Valhalla

Book cover of The Bones of Valhalla
FOR EVERY NIGHT, THERE IS A NEW DAWN. One night. That was all it took for the world to be forever changed. Creatures that once lived in the shadows rose, spreading like a plague across the globe, swallowing whole cities and collapsing unprepared governments. Survivors call it The Purge. In…