Always plan in after-tax dollars
Side income is typically 1099 — you owe both income tax and 15.3% self-employment tax. Budget gross 30–40% above what you need to keep.
Side income target calculator
How much extra monthly income you need to hit a specific savings or debt goal.
Results
Gross side income / month
$1,111.11
After-tax needed
$833.33
Annual gross
$13,333.33
Weekly gross
$256.61
Frequently asked questions
1.Quarterly taxes?
Yes — if you expect to owe over $1,000, the IRS wants quarterly estimated payments. Missing them means penalties.
Tools that pair with this calculator
Independent picks. We may earn a commission if you open an account — no cost to you.
Digital Dashboard Hub
Track every financial metric in one personalized dashboard
DDH gives you 250+ calculators, trackers, and planners — net worth, debt payoff, FIRE number, savings rate, and more — all synced in one place. Free 14-day trial.
Try 250+ financial tools free →More free financial tools
Keep going — these tools pair well with this one.
- Emergency Fund Quiz12-question readiness quiz that scores how prepared your emergency fund actually is — co…
- Savings GoalSet a target amount and a date — this calculator tells you exactly how much to save ever…
- Net WorthAdd your assets and debts to see your true net worth with a visual breakdown. The single…
- Subscription AnalyzerInteractive subscription analyzer. Tag each service as keep / maybe / cancel, see catego…
- 50/30/20 BudgetPlug in your take-home pay and see exactly how much the 50/30/20 rule says you should sp…
- Home AffordabilityFree calculator that shows exactly how much house you can afford based on your income, d…
Powered by Digital Dashboard Hub — 250+ free tools for creators, business, and wellness.