The Gap Between Rate and Take-Home
A side hustle advertised as "$25/hour" or "$500/month" almost never lands in your bank account at that number. Between platform fees, the cost of materials or software, and self-employment tax, a freelancer charging $25/hour commonly keeps $15–$17 of it. Knowing your true hourly net is the difference between a hustle that pays and one that loses money.
The formula is simple to state and easy to forget: net = gross − platform fees − direct costs − self-employment tax − income tax.
- Gross rate is not take-home rate.
- Four layers peel money off: platform fees, direct costs, SE tax, income tax.
- Track the net per hour or per sale, not just the headline.
Layer 1 — Platform and Marketplace Fees
Most side hustles run through a platform that takes a cut. Etsy takes a listing fee plus a transaction fee and payment processing. YouTube and ad platforms take roughly half of ad revenue before you see RPM. Freelance marketplaces take 5–20% on top of payment processing. These are not deductible as "expenses" in the way you might think — they reduce your gross, so they lower your profit and therefore your SE tax base too.
Always compute profit after the platform cut, because that is the number the IRS taxes.
Layer 2 — Direct Costs and Materials
The cost of goods sold (COGS) — materials, shipping, software subscriptions, mileage — comes off next. A maker selling a $40 item that costs $12 in materials and $5 in shipping has $23 of gross margin before fees and tax. A rideshare driver's fuel, maintenance, and the 2026 standard mileage rate (70 cents/mile Jan–Jun, 76 cents/mile Jul–Dec) are the equivalent of COGS.
The 2026 mid-year mileage rate jump to 76 cents means every business mile driven after July 1 is worth more as a deduction than one driven in the first half of the year.
Layer 3 — Self-Employment Tax
On the profit that survives fees and costs, self-employment tax takes 15.3% (12.4% Social Security up to the $184,500 base, plus 2.9% Medicare, plus 0.9% over $200,000). It is computed on profit × 0.9235, and you can deduct half of it above the line. For a side hustle that clears $20,000 of profit, that is roughly $2,800 in SE tax before the half deduction.
- SE tax hits profit, not gross — so fees and costs that reduce profit also reduce SE tax.
- The 50% SE tax deduction softens the income-tax side.
- Social Security portion stops at the $184,500 base.
Worked Example: A $20/hour Weekend Hustle
You charge $20/hour for 10 hours a week, 50 weeks a year = $10,000 gross.
Platform/marketplace fees (say 10%): −$1,000 → $9,000.
Direct costs (software, mileage, materials): −$1,500 → $7,500 profit.
SE tax: $7,500 x 0.9235 = $6,926 base; x 15.3% ≈ $1,060 (then deduct half above the line).
Income tax: on the remaining ~$7,000 of AGI after the half-SE deduction, a typical single filer using the 2026 standard deduction may owe little or nothing in federal income tax.
True take-home ≈ $7,500 − $1,060 = about $6,440, or roughly $12.90 per hour of the original $20. The headline rate overstated take-home by about 35%.
When a Side Hustle Is Worth It
A hustle is worth scaling when your net hourly rate beats your alternatives and the work is scalable without proportional fee creep. Watch the fee layer hardest: marketplaces that raise take rates from 10% to 20% can erase a third of your margin overnight. And remember the SE tax is unavoidable once profit exceeds $400 — pricing that ignores it is pricing blind.
- Price for net, not gross — never quote a rate you have not run through all four layers.
- Fee increases hit both margin and (via lower profit) SE tax.
- Below $400 of annual profit, no SE tax is owed at all.
Frequently Asked Questions
How much of my side hustle income is actually taxed?
Only your net profit — gross earnings minus platform fees, direct costs, and ordinary business expenses — is taxed, and even then the SE tax base is that profit multiplied by 0.9235. Income tax then applies to what remains after the half-SE deduction and your standard/itemized deductions.
Do I need to report a side hustle that loses money?
If net earnings are $400 or more you must pay SE tax; a loss can generally offset other income. Many platforms now issue 1099-K forms, but you report the income regardless of whether you receive one.
Is the standard mileage rate or actual expenses better?
For most drivers the standard mileage rate (70¢/mile Jan–Jun, 76¢/mile Jul–Dec in 2026) beats actual upkeep costs, and it is far simpler. Use actual expenses only if you have unusually high real costs and can document them.
Should I form an LLC to lower side-hustle taxes?
An LLC by itself changes almost nothing for federal tax — a single-member LLC is a disregarded entity taxed exactly like a sole proprietorship. Real tax savings come from retirement contributions, accountable expense tracking, and entity choices like an S-corp election, which only pay off above certain income levels.