But when you look at alumni the discrepancy isn't as great as you might think. While DFW is a little further away from Waco than Des Moines is from ISU, the alumni numbers are quite similar. There are about 29,000 ISU alumni in Polk County while there are 30,000 Baylor alumni in DFW.This is why they downsized their new gym. Baylor is not a big university in a metroplex. It's 14,000 students in a 100,000 population town.