Updated September 5, 2026. Quick answer: No. Wisconsin does not tax Social Security benefits at any income level.
The state’s income tax schedule: the Wisconsin 2026 tax brackets (pending).
Confidence note: high. This page is scoped to Social Security taxation specifically. For the state’s full retirement-tax picture (pensions, tax rates, estate and probate), see how Wisconsin taxes retirement income generally.
How Wisconsin taxes Social Security benefits
| State personal income tax | Yes |
|---|---|
| Social Security treatment | Not taxed |
| How it works | Wis. Stat. § 71.05(6)(b)21. subtracts “the amount of social security benefits included in federal adjusted gross income under section 86 of the Internal Revenue Code,” and the Dept. of Revenue confirms “Social security benefits are not taxable by Wisconsin.” |
| Income threshold / phase-out | No income threshold or age test; full exemption at every income level. |
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How our partner relationships workFigures verified against Wisconsin Statutes § 71.05(6)(b)21 and the Wisconsin Department of Revenue retired-persons FAQ on September 29, 2026.
Statute and sources
Governing citation: Wis. Stat. § 71.05(6)(b)21..
Read September 5, 2026.
Related: how Wisconsin taxes retirement income generally · does Wisconsin tax Roth conversions? · Roth conversion taxes, all 51 jurisdictions.
General information drawn from each state’s own published statutes and revenue-department guidance, not legal, tax or financial advice. Figures and exemption amounts are current as of the date in the quick answer, are set by state law, and can change by future legislation; any pending bill named on this page is not yet law. This page cannot see your own return, which governs. We are not a law firm, a tax adviser, or a fiduciary, and this is not personalized advice.