How Much to Set Aside for Taxes — Your Personalized Rate

By Sanjeet Singh, CPA

"Just set aside 30%." That advice is wrong for most people. This calculator gives you your actual set-aside rate.

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Why "Save 30%" Is Wrong for Most People

Every freelancer has heard it: "Set aside 30% for taxes." It's the most common advice in every blog post, every subreddit, every group chat. And for most people, it's wrong.

The problem with 30% is that it ignores everything that makes your tax situation unique. Your actual set-aside rate depends on four things: how much you earn, which state you live in, your filing status, and whether you also have W-2 income.

At $25,000 in net freelance income in Texas, your combined federal and SE tax rate comes out to roughly 22%. Setting aside 30% means you're locking up $2,000 more than you need — money that could cover a slow month or fund equipment.

At $65,000 in net freelance income in California, your rate is closer to 30-32% once you add state taxes. The generic advice accidentally works here, but only by coincidence.

At $90,000 in New York? You're looking at 33-35%. Saving "only" 30% means you're heading for a shortfall.

The rate changes because self-employment tax is flat (15.3%) but income tax is progressive. As your income climbs, each additional dollar gets taxed at a higher bracket. And if you live in a state with its own income tax, that layers on top. There's no single number that works for everyone — which is why running your actual numbers through a calculator beats guessing.

Three Real Examples at Different Income Levels

Here's what the set-aside rate actually looks like for three different people. These aren't estimates — they're calculated using real 2025 tax brackets.

Example 1: $25,000 Freelance in Texas (Single, No W-2)

Maria is a freelance graphic designer in Austin. She's in her second year of freelancing and earns $25,000 after business expenses.

- Self-employment tax: $25,000 × 92.35% × 15.3% = $3,532 - 50% SE tax deduction: $1,766 off AGI - Adjusted gross income: $23,234 - Standard deduction (single): $15,000 - Taxable income: $8,234 - Federal income tax: approximately $824 (10% bracket) - Texas state tax: $0 - Total tax: approximately $4,356 - Actual set-aside rate: ~17.4% of gross or ~22% of freelance net income

If Maria had been saving 30%, she'd have set aside $7,500 — almost $3,100 more than she needed. That's three months of groceries sitting in a savings account instead of her checking account.

Example 2: $65,000 Freelance in California (Single, No W-2)

James runs a freelance copywriting business in Los Angeles. After deducting his home office, software, and health insurance premiums, his net self-employment income is $65,000.

- Self-employment tax: $65,000 × 92.35% × 15.3% = $9,188 - 50% SE tax deduction: $4,594 off AGI - Adjusted gross income: $60,406 - Standard deduction (single): $15,000 - Taxable income: $45,406 - Federal income tax: approximately $5,388 (10% + 12% + 22% brackets) - California state tax: approximately $2,460 (California brackets on ~$60K AGI) - Total tax: approximately $17,036 - Actual set-aside rate: ~26.2% of gross or ~30% of freelance net income

Here the 30% rule lands close, but that's only because of the specific combination of $65,000 income and California taxes. Drop to $50,000 or move to a no-tax state and the number shifts.

Example 3: $50,000 W-2 + $40,000 Freelance in New York (Married Filing Jointly)

Priya works full-time at a marketing agency ($50,000 salary) and does freelance consulting on evenings and weekends ($40,000 net after expenses). Her husband has no income. They file jointly in New York.

- Self-employment tax on $40,000 freelance: $40,000 × 92.35% × 15.3% = $5,652 - 50% SE tax deduction: $2,826 off AGI - Combined AGI: $50,000 (W-2) + $40,000 (freelance) - $2,826 = $87,174 - Standard deduction (MFJ): $30,000 - Taxable income: $57,174 - Federal income tax: approximately $6,542 (across MFJ brackets) - W-2 withholding covers approximately $3,700 of federal income tax - New York state tax: approximately $3,800 (on combined income, minus W-2 state withholding of ~$1,800) - Remaining federal tax after withholding: ~$2,842 - Total additional tax owed (beyond W-2 withholding): approximately $8,494 - Actual set-aside rate on the $40,000 freelance income: ~21.2% - Or as quarterly payments: approximately $2,124 per quarter

This is the most common mistake people with both W-2 and freelance income make — they apply the 30% rule to their freelance earnings without accounting for the fact that their W-2 withholding is already covering a chunk of the income tax. Priya's actual rate on the freelance portion is closer to 21%, not 30%. Saving 30% of $40,000 would have over-set-aside by $3,500.

How to Build a Set-Aside System That Works

The math is one thing. Actually setting the money aside consistently is another. Here's a system that works for freelancers at every income level:

Step 1: Open a separate savings account. Label it "Taxes" or "IRS Fund." This is not your emergency fund and not your business savings — it's money you owe the government. Having it in a separate account removes the temptation to spend it and removes the anxiety of wondering whether you have enough.

Step 2: Transfer your percentage after every client payment. When a $5,000 payment hits your account and your set-aside rate is 25%, immediately move $1,250 to the tax savings account. Don't wait until the end of the month. Don't batch it. Every payment, same day.

Step 3: Pay quarterly from that account. When April 15, June 15, September 15, and January 15 come around, the money is already there. Log in to IRS Direct Pay, make the payment, done. No scrambling, no credit card debt, no penalty.

Step 4: Check your rate every quarter. If your income changes significantly — you land a big client, lose a regular contract, or your expenses shift — re-run your numbers through the combined calculator and adjust your percentage. A rate that's right in January may be off by June.

For the actual percentage, use the calculator at the top of this page with your real numbers. It factors in your filing status, state, income level, and any W-2 withholding automatically.

When Your Set-Aside Rate Changes

Your set-aside rate isn't a permanent number. It shifts whenever your tax situation shifts:

Income goes up significantly. Higher income pushes you into higher brackets, which raises your effective rate. A freelancer at $40,000 and the same freelancer at $80,000 can have a rate difference of 5-8 percentage points.

Income drops. Lower brackets, lower rate. If you have a slow quarter, your actual rate may drop too — but don't reduce quarterly payments below the safe harbor threshold (100% of last year's tax, or 110% if your AGI was above $150,000).

You move to a different state. Moving from California (13.3% top rate) to Texas (0%) can drop your set-aside rate by 8-10 percentage points. Moving the other way increases it just as much.

You get married or your filing status changes. Married filing jointly has wider brackets and a $30,000 standard deduction (vs $15,000 for single). This can lower your effective rate noticeably, especially if one spouse earns significantly less.

You add a W-2 job. W-2 withholding covers part of your income tax. Your set-aside rate on the freelance portion drops because the W-2 is already handling some of the bracket burden.

You add rental income. Rental income adds to your total AGI but doesn't carry SE tax (it's passive). This changes the bracket math. Use the combined calculator to see the full picture.

Any time one of these changes, re-run your numbers. A 5-minute check can save you hundreds in over-saving or protect you from under-saving.

For quarterly deadline dates and payment methods, see the quarterly tax calculator guide. If you're new to freelancing and want broader context, the new to freelancing guide covers the full first-year picture.

Frequently Asked Questions

Is 30% a good rule of thumb for taxes?

Not really. At lower income levels (under $30,000 net freelance), 30% is too high — you'd be over-saving by $2,000-$3,000 per year. At higher income levels in high-tax states (over $80,000 in California or New York), 30% can be too low by a similar margin. The actual rate depends on your income, state, filing status, and whether you have W-2 income. The only way to get the right number is to run your specific situation through a calculator.

Should I set aside money for state taxes too?

Yes — and the calculator on this page already includes state taxes in your set-aside rate. If you live in a state with income tax (which is most states), state tax adds 3-10%+ on top of your federal obligations. No-income-tax states (Texas, Florida, Washington, Nevada, Wyoming, Alaska, South Dakota) are the exception — your set-aside rate there is lower because it's federal and SE tax only.

What if my income is irregular — some months $8,000, some months $2,000?

Use your best annual projection and set aside the same percentage regardless of monthly variation. If you project $60,000 for the year and your rate is 27%, transfer 27% of every payment — whether it's a $2,000 month or an $8,000 month. The percentage stays constant; the dollar amount adjusts naturally. If your annual projection changes dramatically mid-year, re-run the calculator and adjust the percentage.

Can I set aside less if I have a lot of deductions?

Yes. Deductions lower your net self-employment income, which lowers both your SE tax and income tax. If you have $60,000 in gross revenue but $15,000 in deductions (home office, software, mileage at $0.70/mile, health insurance), your net is $45,000 — and your set-aside rate is calculated on that lower number. The more legitimate deductions you claim, the lower your rate. Run your actual numbers with deductions included for an accurate percentage.

Related Calculators

Need the full picture?

Combine W-2, freelance, and rental income into one complete tax estimate with our full calculator.

Qalm provides estimates for planning purposes. This is not tax advice. Consult a qualified tax professional for advice specific to your situation. Tax calculations are based on 2025 federal rates and state brackets and may not reflect recent legislation or individual circumstances such as itemized deductions, credits, or alternative minimum tax.