Washington · Self-employment & S-corp tax

Washington S-Corp Tax Calculator

In Washington, electing S-corp status can cut your self-employment tax by paying yourself a reasonable salary and taking the rest as distributions. The main WA cost is the $70/yr minimum franchise/LLC fee. The calculator below shows your estimated Washington net savings — it generally starts paying off around $38,000 of net SE income.

Last updated: July 14, 2026

Washington S-corp savings calculator

Enter your annual net self-employment income (after business expenses).

$
Self-employment tax as a sole prop / LLC$16,955
FICA on your S-corp salary (60% = $72,000)$11,016
Distributions (SE-tax-free)Not subject to FICA/SE tax$48,000
Federal SE-tax saved$5,939
Payroll + tax-prep admin−$1,800
WA minimum franchise / LLC fee−$70
Net WA S-corp savings / year$4,069

At $120,000 of net SE income, electing S-corp status pencils out in Washington — it generally starts paying off around $38,000 of net SE income.

Estimate for planning — federal SE tax + Washington S-corp/franchise cost only; confirm reasonable-compensation with a CPA before electing.

The rules

Washington self-employment & S-corp rules

  • State income tax: no state income tax. Self-employment tax itself (15.3%) is federal and identical in every state.
  • Minimum franchise / LLC fee: $70/year for an LLC or S-corp in Washington, regardless of income.
  • Also note: Washington has no income tax but levies a Business & Occupation (B&O) tax on gross receipts (rate varies by activity) that applies to sole proprietors and S-corps alike — not modeled in the savings above.
  • PTET (SALT-cap workaround): Not available in Washington.
  • No state income tax. 7% capital gains tax on long-term gains above $262,000 (2024) — narrow but applies. Property tax averages 0.94%.
Questions

Frequently asked questions

How much self-employment tax will I pay in Washington?
Self-employment tax is federal — 15.3% (12.4% Social Security up to the $184,500 wage base + 2.9% Medicare) on 92.35% of your net self-employment income, the same in Washington as everywhere. Washington then taxes that same income at its state income-tax rate (none — no state income tax). The calculator above shows your SE tax at any income.
Is an S-corp worth it for a Washington freelancer or LLC owner?
In Washington, electing S-corp status generally starts saving money once net self-employment income is around $38,000. Below that, the payroll/admin cost plus the WA minimum ($70/yr) outweighs the self-employment-tax savings.
Does Washington have a PTET (SALT-cap workaround)?
Washington does not currently offer a pass-through entity tax (PTET) election, so the $10,000 federal SALT cap applies to state taxes paid personally.
How is my "reasonable salary" set for an S-corp?
The IRS requires S-corp owner-employees to pay themselves a reasonable salary (subject to FICA) before taking distributions. This calculator assumes 60% salary / 40% distributions as an illustration — your actual reasonable compensation depends on your role and industry and should be set with a CPA.

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