The Rains by Gregg Hurwitz has the local teens fighting for survival among an infected community. A parasite is infecting humanity and its affects are felt at the age of eighteen. As the adult population becomes inhuman, our protagonists are fighting to find out what is causing the infestation and working to save the world. If you like a good zombie story, this may qualify.
If you like murder mysteries, The Gilded Cage by Lucinda Gray might be for you. Fortune seems to have smiled on Katherine Randolph and her brother George when they inherit a family estate in England. But, what seems like a dream come true turns to tragedy when George dies in an accident. As Katherine deals with moving on, she cannot stop thinking that it was not an accident and her own life may still be in danger.
Maybe you like survival stories. Metaltown by Kristen Simmons is set in a factory town where it's each person for himself. In Metaltown, you work hard and try not to attract attention and you survive. What happens when people's lives intertwine? How does this affect our choices? Can real friendships develop and change the world for good? Maybe they can in Metaltown.
Finally, futuristic mean girls might describe The Thousandth Floor by Katharine McGee. The Thousandth Floor is set in New York City in 2118. The city skyline has grown taller as we climb one thousand floors into the air. In this futuristic novel, young people are still trying to get ahead and are willing to do just about anything to make it happen.
I hope you find something to meet your interests.