Wisconsin Quarterly Estimated Tax Calculator 2026
Wisconsin has graduated income tax rates from 3.5% to 7.6%, included in your quarterly payments. Use this calculator to estimate your quarterly tax payments including self-employment tax and federal income tax plus Wisconsin state income tax.
Your 2026 Quarterly Payments — Wisconsin
Total Annual Tax
$0
Per Quarter
$0
Take Home
$0
Effective Rate
0%
Tax Breakdown
Quarterly Estimated Taxes in Wisconsin
As a self-employed worker in Wisconsin, your quarterly estimated tax payments need to cover three components: federal self-employment tax (15.3% on 92.35% of net earnings), federal income tax, and Wisconsin state income tax. Wisconsin has graduated income tax rates from 3.5% to 7.6%, included in your quarterly payments.
State note: Wisconsin standard deduction phases out at higher income levels.
Wisconsin Income Tax Brackets (2026)
| Income Range | Tax Rate |
|---|---|
| $0 – $14,320 | 3.50% |
| $14,320 – $28,640 | 4.40% |
| $28,640 – $315,310 | 5.30% |
| Over $315,310 | 7.65% |
Does Wisconsin Require Separate State Quarterly Payments?
Most states with income tax, including Wisconsin, require their own separate quarterly estimated tax payments if you expect to owe state income tax. Check your state's tax authority website for state-specific forms and due dates, which may differ from federal deadlines.
2026 Federal Quarterly Due Dates
Regardless of which state you're in, the federal quarterly estimated tax due dates for 2026 are: Q1 — April 15, Q2 — June 15, Q3 — September 15, and Q4 — January 15, 2027. Payments are made using Form 1040-ES and can be submitted via IRS Direct Pay, EFTPS, or by mail.
Other States
No Income Tax States
Wisconsin Tax Quick Facts
- Income Tax
- Yes
- Tax Type
- graduated
- Top Rate
- 7.65%
- SE Tax Rate
- 15.3%
- SS Wage Base
- $176,100