Brookelyn Farthing, 19, of Berea, disappeared June 22, 2013.
She was last seen on Dillon Court in Berea.
Her family has been selling t-shirts and money from those sales is being used for the reward.
The reward is for information leading to her return or the capture and conviction of the person or persons responsible for her disappearance.
If you have any information that could help authorities find Farthing, call Kentucky State Police at 1-800-222-5555.
The Farthing family also released a contact number of 859-661-3853.