With the offer, the Nittany Lions immediately enter Houston's list of favorites.
"Oh yea they're in the mix," said Houston. "Coach [Joe] Paterno is the second most winningest coach [in college football history]. I'd love to play for a coach like that. Plus, it's all about running backs up there."
Penn State joins Clemson, Florida, Miami, N.C. State, North Carolina, and Tennessee on Houston's current favorites list. Each school, with the exception of the Volunteers, has extended Houston an offer.
Focused on the weight room and class work, Houston hasn't taken any recent unofficial visits, but is down to 250 pounds from the 274 he weighed in at the Scout.com Combine held in March.
Over the summer he is considering camps at Michigan and North Carolina.
As a junior at Matthews (N.C.) Butler High School, Houston rushed for 1,910 yards and 34 touchdowns earning All-Area honors.