State Reference · Tax Year 2026
Wisconsin (WI)
Graduated 3.5%–7.65%
Wisconsin Department of Revenue · Main form: Form 1 · Due April 15, 2027
Rates & brackets
Top rate7.65% >$315,310 single / >$420,420 MFJ
Standard deductionSliding scale phased out at higher income
Personal / dependent$700 exemption / dep
Filing logistics
Main formForm 1
Filing dueApril 15, 2027
E-file portalWisTax
AgencyWisconsin Department of Revenue
Major credits
- WI EITC (up to 34% federal — # of kids based)
- Homestead Credit (refundable)
- Married Couple Credit
- School Property Tax Credit
Sales & property tax
Sales tax5% state + local (~5.7% avg)
Property taxLocally assessed; Homestead Credit refundable up to $1,168 for renters/homeowners <$24,680 income
Preparer notes
- Homestead Credit is a giant miss — refundable, income-based, and requires Schedule H.
- Married Couple Credit reduces marriage penalty up to $480.
Related deduction & credit lessons
Deepen state-specific credit hunting with these lessons.