50/30/20 Budget Calculator
Use the 50/30/20 rule as a quick first draft for your monthly budget, even if the household income comes from more than one source.
Calculator
50/30/20 Budget Calculator
Add each after-tax paycheck or other recurring monthly income source you want the budget to cover.
Monthly take-home pay: $6,200.00
Example values are loaded.
Result
Your result
$6,200.00 per month splits into about $3,100.00 for needs, $1,860.00 for wants, and $1,240.00 for savings.
Needs target
$3,100.00
Wants target
$1,860.00
Savings target
$1,240.00
Income sources
Budget rule snapshot
Next steps
Compare before you move on
Most people use one calculator to answer the first question and a related tool to pressure-test the decision.
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What this calculator shows
A blank budget can be harder to start than to maintain. The 50/30/20 rule gives you rough guardrails for essentials, lifestyle spending, and future-focused money.
Using line items for income makes the rule more practical when the month includes multiple paychecks, side income, or a shared household budget.
How to use it
- 1. Add each monthly after-tax income source.
- 2. Review the suggested targets for needs, wants, and savings.
- 3. Use the result as a starting point rather than a rigid rule if your situation is unusual or temporary.
Formula and assumptions
Needs target equals 50% of monthly after-tax income, wants target equals 30%, and savings target equals 20%.
The result is most useful as a planning benchmark rather than an exact prescription for every household.
Notes
High-cost markets, debt payoff periods, or irregular income may justify adjusting the framework to fit reality.
Worked example
Two income rows keep the budget honest for a shared household or a worker paid on separate cycles without changing the underlying rule.
This example uses the default sample inputs loaded on reset. It does not update with the live calculator entries above.
Needs target
$3,100.00
Wants target
$1,860.00
Savings target
$1,240.00
Feedback
Found a problem on this page?
Report confusing fields, broken math, or missing assumptions with the exact inputs you used so the issue can be reproduced.
FAQ
FAQ
Is the 50/30/20 rule supposed to fit every situation?
No. It is a useful starting structure, but many people adjust the percentages around housing cost, debt payoff, family size, or life stage.
FAQ
Can I add more than one income source?
Yes. Add each paycheck or recurring income source on its own row and the calculator will total them before applying the budget percentages.