Yes, you will.
Pensions are taxable according to the laws of the state you live in. Wisconsin only exempts pension $$s from certain WI-Govt pensions, Military, and some US Govt pensions.
If you do decide to move to WI, it's worth reading all of this WI Pub for retirees, but this particular question is answered at section 3.B. (the top of page 4):
https://www.revenue.wi.gov/DOR%20Publications/pb106.pdf
____________*Answers are correct to the best of my knowledge when posted, but should not be considered to be legal or official tax advice.*
