Wisconsin residents paid $8,109 to attend the four-year public institution this year $21 more than the $8,088 charged for 2016-17.
Non-residents paid 93.4 percent more than residents this year, or $15,682. Their price tag grew 0.1 percent from $15,661 in 2016-17.
About 41 percent of the school's undergraduate population are Wisconsin residents. About 46 percent are residents of other states and 13 percent are citizens of other countries.
Data shows 73 percent of full-time undergraduates who started school in 2015-16 received student financial aid in some form. In all, 208 students received grants or scholarships totaling $950,028 and 191 students took out student loans totaling more than $1.39 million.
Including all undergraduates, 1,367 students used grants or scholarships totaling $7.22 million. Another 1,448 took out $10.33 million in federal student loans.