Side Hustle Profit Calculator
Are you actually making money? Calculate your True Net Profit after taxes, mileage, and hidden expenses. Updated for 2026 IRS rates.
Educational Note: This calculator is designed to help you understand potential outcomes using commonly accepted financial assumptions. It does not provide tax advice. Consult a professional.
Your Hustles
Global Settings
Based on your TOTAL income (Day job + Hustle).
Data saved automatically.
Is It Worth Your Time?
Don't let taxes surprise you. Enter your side hustle details to see what you really keep in your pocket.
True Monthly Pocket Cash
$0
After Taxes & Expenses
Real Hourly Wage
$0/hr
Pre‑tax: $0/hr
Estimates only. Not financial advice. Consult a tax professional.
Set aside $0/mo for taxes. Next quarterly payment: $0 (due April 15)
Gross Revenue
$0
Expenses
$0
Taxes
$0
Net Profit
$0
Tax‑Smart Tip
Based on your profit, consider opening a SEP IRA to lower your taxable income.
Income Breakdown
The Hidden Costs of Gig Work (2026 Guide)
Making $2,000 a month driving for Uber or freelancing sounds great, but that money isn't all yours. Unlike a W‑2 job, no one is withholding taxes for you. This calculator helps you see your True Net Profit so you don't panic when the IRS bill arrives.
1. The Self‑Employment Tax Shock
Every gig worker in the US pays a flat 15.3% self‑employment tax (Social Security + Medicare) on 92.35% of their net profit. This is on top of your regular federal and state income taxes. For 2026, the Social Security portion applies only up to $176,100 of earnings.
2. The Mileage Deduction (Your Best Friend)
If you drive for DoorDash, Uber, or Instacart, you can deduct 70 cents per mile (2026 IRS Rate) from your taxable income. You can also deduct actual gas and maintenance, but you must choose one method – not both.
- Scenario: You earned $1,000 but drove 500 miles.
- Deduction: 500 × $0.70 = $350 deducted from taxable income.
- Result: You only pay taxes on $650, not $1,000!
3. Other Expenses You Might Miss
- Phone & Internet: Percentage used for business.
- Supplies & Equipment: Laptop, bags, tools.
- Home Office: If you use a dedicated space regularly and exclusively for work.
- Insurance: Health insurance premiums (self‑employed can deduct).
- Marketing: Website, ads, business cards.
4. Quarterly Taxes Explained
Since taxes aren't withheld from your paycheck, the IRS requires you to make estimated payments four times a year:
Deadlines: April 15, June 15, September 15, and January 15 (for previous quarter). Our calculator shows you how much to set aside each month.
5. Retirement Options for Gig Workers
Don't miss out on tax‑advantaged retirement savings:
- SEP IRA: Contribute up to 25% of net profit (max $66,000 in 2026).
- Solo 401(k): Higher limits if you have no employees.
- Traditional / Roth IRA: Lower limits ($7,000, plus $1,000 catch‑up if over 50).
Frequently Asked Questions
How much tax do I pay on my side hustle? ↓
You pay self‑employment tax (15.3% on 92.35% of net profit) plus federal income tax (based on your bracket) and state income tax (if applicable). Our calculator gives you a monthly estimate.
Can I deduct mileage if I work from home? ↓
Mileage is deductible only for business travel, not for commuting from home to a regular workplace. For gig work like driving, all miles driven while working are deductible at the IRS rate ($0.70/mile in 2026).
What is the self‑employment tax rate for 2026? ↓
The self‑employment tax rate remains 15.3% (12.4% for Social Security + 2.9% for Medicare). It applies to 92.35% of your net profit. The Social Security portion only applies up to the annual wage base ($176,100 in 2026).
When are quarterly taxes due for 2026? ↓
Quarterly estimated tax payments are due April 15, June 15, September 15, and January 15 (for the previous quarter). Our calculator shows you how much to set aside each month.
Can I contribute to a retirement account with gig income? ↓
Yes! Gig workers can open a SEP IRA, Solo 401(k), or traditional IRA. Contributions may lower your taxable income. For profits over $10,000/year, a SEP IRA allows up to 25% of net profit (max $66,000 in 2026).
Do I need a separate bank account for my side hustle? ↓
It's highly recommended. A separate account makes expense tracking easier and protects you in case of an audit. Many banks offer free business checking for freelancers.
This tool is for informational purposes only and does not constitute financial advice.
Results are estimates based on user inputs and standard U.S. assumptions, including 2026 IRS rates. FinanceSmartUSA is not a lender, broker, or financial advisor.
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Pro Tip
Save 25‑30% of every side hustle payment in a separate account. You'll never be surprised at tax time.
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