Creators & Freelancers · Startup costs
How much tax do you owe on 1099 income?
Work out your 2026 self-employment tax, your federal income tax, and what to set aside each quarter. Every rule here comes straight from the IRS, for the 2026 tax year, and we show which document each number came from.
Typical range $14,983 – $16,648
- Self-employment tax (Social Security + Medicare)$11,304
- Federal income tax$5,344
- Total$16,648
§ 02 What you owe, and what to set aside
Federal tax only, tax year 2026. The figure shown assumes you take the standard deduction and claim no retirement contribution, no self-employed health insurance premium and no home-office deduction. Each of those lowers the bill and none of them raises it, so treat the headline as the top of your likely range. The low end shown is simply the headline minus 10 percent. That 10 percent is our own rough allowance for the deductions above, not a figure we calculated, and a solo 401(k) on its own can cut a good deal more than that. Separately, and do not confuse the two: the IRS safe harbour says you avoid an underpayment penalty if you PAY at least 90 percent of your 2026 tax during the year. That is a rule about payments, not an estimate of what you owe.
Where the money goes
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At this level the quarterly payments and a retirement account are the two levers that actually move the number. A solo 401(k) or SEP IRA reduces this bill directly.
By the numbers
- Self-employment tax is 15.3 percent: 12.4 percent for Social Security plus 2.9 percent for Medicare. It applies to 92.35 percent of your net profit, not to all of it, and not to your gross income. Skipping that 92.35 percent step is the single most common error in 1099 calculators, and on an $80,000 profit it overstates the tax by $936.
- For 2026 the Social Security portion stops at $184,500 of earnings (IRS Pub 15 and Form 1040-ES). Once your net profit passes about $199,783 the 12.4 percent simply switches off, and only the uncapped 2.9 percent Medicare portion continues. The maximum Social Security part of SE tax is $22,878.
- The 20 percent QBI deduction still exists in 2026 and is now permanent, but it is not 20 percent of your profit. It is reduced by the half-of-SE-tax deduction, then capped at 20 percent of your TAXABLE income, which for a solo filer taking the standard deduction usually binds first. On our default inputs, naive maths gives $16,000 and the correct deduction is $11,650.
- The 0.9 percent Additional Medicare Tax starts at $200,000 for a single filer and $250,000 married filing jointly. Those thresholds are statutory and have never been adjusted for inflation. They are the same numbers as in 2013, so each year they quietly reach further down.
- Quarterly estimated payments are due 15 April 2026, 15 June 2026, 15 September 2026 and 15 January 2027. Note that the last one lands in the following calendar year, which is the date people miss most.
What is sourced here, and the one number that is ours. Every tax rule and every dollar threshold on this page is the IRS's own, for the 2026 tax year, read out of the primary document rather than a summary: the rates and the wage base from Form 1040-ES (2026), the brackets, standard deduction and QBI thresholds from Rev. Proc. 2025-32, the mileage rate from Notice 2026-10. None of it is modelled and none of it is a survey. The single exception is the low end of the range shown above the ledger. Your real bill is almost certainly lower than the headline, because a solo 401(k), self-employed health insurance premiums and a home-office deduction all reduce it and we model none of them. We show that as a flat 10 percent haircut. That 10 percent is ours and it is arbitrary: it is not calculated from anything, and a solo 401(k) alone can save a great deal more. Treat the headline as the top of your likely range, not as a quote.
Sources: IRS Rev. Proc. 2025-32 (2026 brackets, standard deduction, QBI) · IRS Form 1040-ES (2026) (SE tax worksheet, wage base, due dates) · IRS Topic no. 554, Self-employment tax · IRS Form 8959 (Additional Medicare Tax) · IRS Notice 2026-10 (2026 standard mileage rate) · IRS Publication 15 (2026) (Social Security wage base)
How this estimate is calculated
- Every rule here is the IRS's, for the 2026 tax year, taken from the primary document rather than a summary page. We say the year out loud because the same Rev. Proc. also contains the 2025 figures, and a lot of calculators are quietly still running them.
- Self-employment tax is computed exactly as the Form 1040-ES (2026) worksheet computes it: 92.35 percent of net profit, then 12.4 percent Social Security up to the $184,500 wage base and 2.9 percent Medicare with no cap. If you also have W-2 wages, those fill the wage base first, so your SE tax falls.
- The QBI deduction assumes you are a sole proprietor filing Schedule C with no employees and no significant depreciable equipment. That means your W-2 wage and property limit is zero, so above the income threshold the deduction phases out to nothing. If you do have employees or a lot of qualified property, you may keep more of it than this calculator shows.
- Whether your work is a specified service trade or business (an SSTB) changes nothing below the threshold, where everyone gets the full 20 percent. It bites INSIDE the phase-in range, which is roughly $201,750 to $276,750 of taxable income for a single filer and $403,500 to $553,500 filing jointly. In that band an SSTB is cut twice: Schedule A of Form 8995-A first reduces your qualified income to the applicable percentage, and Part III then applies the wage-limit reduction to what is left. That is why we ask. Answering yes can raise the bill by as much as $4,108 for a single filer, $4,236 filing as head of household, or $8,215 filing jointly. The maximum differs by status because the phase-in range and the standard deduction both do, so do not read the single-filer figure as everyone's ceiling. Above the top of the range an SSTB is not a qualified business at all, so it also loses the new $400 minimum deduction that a non-SSTB still keeps, worth about $148 of tax. The IRS catch-all for SSTBs covers fees for endorsements, for licensing your name or likeness, and for appearing on camera, which is most of what a sponsored creator is paid for.
- The new $400 minimum QBI deduction is applied when you have at least $1,000 of qualified business income, which is also the new eligibility floor: below $1,000 of qualified income the Rev. Proc. says you get no deduction at all. How the $400 interacts with the 20-percent-of-taxable-income cap is genuinely unsettled, because there is no 2026 Form 8995 and no regulations yet. It matters in two narrow places: under about $2,000 of QBI, and for a high earner whose deduction has otherwise phased out to zero, where it is worth $400 of deduction and roughly $148 of tax.
- If you enter W-2 wages, the result is the extra tax your freelance income causes, not your whole household bill. That is deliberate: it is what you need to set aside, and it assumes your job is already withholding enough to cover the wages themselves. Dividing a whole household tax bill by 1099 income mixes two different things and produces nonsense.
- Federal only. No state income tax, no city tax, no state business or franchise tax. We would rather leave a gap you can see than fill it with a number we invented.
