Percy, Annabeth, Jason, Piper, Hazel, Frank and Leo are all wizards/witches at Hogwarts.

(Love and Hate's Daughter trilogy book 1) Alina (Lina) Quimby is Voldemort and Aphrodite's daughter. She was abused at an early age and runs away to Camp Half Blood with help. Four years later Percy and her Hogwarts Letter come in the picture. What will Lina have to do? Well...live through all the hardships thrown at her. Maybe she'll learn a thing or two. (Sequel Years of Change)

Raven is entering her second year of Hogwarts. How will she deal with the attacks on the students? And what about the most annoying teacher to have ever existed? Join her on another adventure at Hogwarts. Sequel to Death Shall Conquer.

gods send one of their best undercover in the wizarding world.

This is a mix between Percy Jackson and Harry Potter. This happens after the prophecy of seven in Percy Jackson and when Harry Potter is in the last year of Hogwarts. After the prophecy of seven, Percy Jackson and his friends believe that Gaea is defeated, but she unexpectedly comes back. This time she is teamed up with another evil force.

"Peut-être qu'il avait fait une erreur en laissant le gamin au numéro 4 ?" Se questionnait souvent un vieil homme dans un château hanté en Ecosse.

What if The avengers met Harry Potter and Percy Jackson? This is at the end of time. With the world at stake, can our heroes save us all? ( this only has my favorite Avengers in it).* Spider-Man is an Avenger.*

Let me tell you something really quick. I'm a witch. And a demigod. I'm not suppose to be alive. My name is Annette. This is my story.

The first chapter in the story of Andromeda Potter has ended, but the readers are not satisfied. Their host, the mysterious Seer, brings to them a new story for them to enjoy. Watch as Percy and the gang, as well as the Olympians, read about his sister Rhode and her trials.

Percy Jackson and his friends are sent to Hogwarts to help protect and prepare the students and staff for a war that could mean the end of the Wizarding world and the Demigod world. Join Percy, Harry, and their friends in the adventures at Hogwarts: School of Witchcraft and Wizardry.

Everyone's favorite demigods are sent to Hogwarts in order to help teach wizards how to survive in the modern world. NOW COMPLETE!

This is a story seen through the eyes of Lily Luna Potter and Andromeda Jackson. What happens when Percy Jackson and Harry Potter's children all go to Hogwarts? Complete chaos. I DO NOT OWN PJO OR HP! Enjoy!

Cassiopeia Jackson, a 'normal' girl from NYC. She barely knows anything about her family history. Her father was lost at sea and her mother's family all died. What if she finds out some of them are lies? Her father isn't lost at sea and her mother's family isn't who she told they were. All secrets are to spill and it all started when the school headmaster visited. (AU, duh)

An impossible child, born of Human and Denizen, trained by Heaven's Flame, pulled into the world of Greek Myths in time to save a man hating Goddess. How will Harry Potter, son of Transformation affect the future of the world? Answer to Whitetigerwolfs Monstrous Challenge. Includes a cross with Shakugan no Shana

Percy Jackson, the seven, and their friends, Including Coach Hedge are going to Hogwarts to protect Harry. They must keep their mission a secret but with more than fifteen demigods at Hogwarts it is very hard to keep a secret. Will the demigods be able to keep their secret? Please Read and Review.

Death is a beautiful thing yet death is also a pit of sadness and loneliness, given the chance to have a child, death jumps at it, a child who has been touched by death many times finally. Harry trains with his new father to end and right the wrongs of his old home but as he journey's on his path he has to deal with more than he thinks he can handle.

When they first met, she was seven, and she hadn't realized it at first. It was okay, because he hadn't either. She only wished she had figured it out sooner. PJOxHP

(25 Vote Winner on my Poll) Harry is a Son of Ares, but never Determined, and becomes the Master of Death (Warnings Inside) One-Shot (May add drabble chapters later, but unlikely), M for CURSING and Some Depictions of Violence

What happens when Draco and Harry and Nico and Percy meet in a crowded McDonald's in NYC the summer after DH and BoO?

The Triwizard Tournament has returned to the Wizarding world. Along with a power stronger than the Witches and Wizards. Demigods have entered Hogwarts, and The Triwizard Tournament would be more interesting than it was before and quite possibly a lot more dangerous. Sequel to A Deadly Magical Demigod (Discontinued!)

Right after the giant war, the seven are thrust into the wizard's world to protect Harry, and help in the fight against Voldemort. Rated T cause I'm paranoid that there might be cursing.

When Harry's announced as the fourth champion he doesn't think things can get much worse. The stress of all that has been piled on top of him crushes him under its weight. Things change when he escapes to the Astronomy Tower and meets two beings claiming to be his godly parents. Will the training and support from the other demigods help him face the tournament and Voldemort?

When Harry Potter receives a distressing note from none other than Percy Jackson, will he round up his friends and go help the campers, or will he leave them to fend for themselves? All regular pairings apply, takes place after Harry Potter and TGOF, and during the Last Olympian. UP FOR ADOPTION!

Harry Potter had always been different from everyone around him. It wasn't until he was brought to Camp Half-Blood, by the father he never knew, where he found out just how different he was. Harry is the Firstborn Son of Thanatos and because of this there is a prophecy hanging over his head. He will either rise to the occasion or fall under the weight of it.

In this crossover world some of the characters from PJ are born wizards and witches, and this is the story of their years in Hogwarts and their interaction with some HP characters. Disclaimer: I don't own any of the characters, or the universes they are in. This belong to Rick RIordan and J.K. Rowling respectively.