Immaculate Heart of Mary Seminary at St. Mary's University, Winona, Minnesota, is a co-ed campus where college degrees and philosophy studies are pursued along with seminary formation.  

https://www.ihmseminary.org/

Kenrick Seminary in St. Louis, Missouri offers studnets a Master Degree in Theology as they complete their final steps of priestly formation prior to ordination 

https://kenrick.edu/

The Pontifical North American College in Rome trains seminarians in their final stages of priestly formation while offering students a graduate degree in theology at various univerisities in the city of Rome.  

https://www.pnac.org/