50/30/20 Budget Calculator
Split your after-tax income into needs (50%), wants (30%) and savings (20%) in one click.
The 50/30/20 method is one of the simplest ways to budget: after tax, aim to spend 50% on needs, 30% on wants and 20% on savings and debt payoff. It gives you permission to enjoy money without losing control of it.
At a glance
- What you enter
- Net monthly income
- What you get
- Needs budget (50%), Wants budget (30%), Savings & debt payoff (20%)
- Formula shown
- Yes — every step, right below your results.
- Cost and privacy
- Free, no account needed, and nothing you type is stored.
See worked examples ↓ Read the FAQ ↓ Share this calculator ↓
Results are estimates for general information only — always verify with a professional or official source before acting on them.
How to use the 50/30/20 Budget Calculator
- 1 Enter Net monthly income — Use your after-tax take-home pay.
- 2 Press Calculate. You get Needs budget (50%), Wants budget (30%), Savings & debt payoff (20%), and every intermediate step stays visible under “How is this calculated?”
- 3 Change one number at a time to see what moves the result — that is usually the most useful thing a calculator can tell you.
Worked examples
Real numbers run through this calculator. Open any example to load it into the form above and change it.
$3,000 a month take-home
A single person applying the standard split without adjustments.
You enter
- Net monthly income
- $3,000.00
You get
- Needs budget (50%)
- $1,500.00
- Wants budget (30%)
- $900.00
- Savings & debt payoff (20%)
- $600.00
Needs get $1,500, wants $900 and savings $600 a month. That $600 is the number to actually move on payday — the other two buckets tend to spend themselves.
$5,200 a month take-home
A higher income where the 20% bucket becomes substantial.
You enter
- Net monthly income
- $5,200.00
You get
- Needs budget (50%)
- $2,600.00
- Wants budget (30%)
- $1,560.00
- Savings & debt payoff (20%)
- $1,040.00
The split gives $2,600 of needs, $1,560 of wants and $1,040 to savings. At this level the gap between a good and a bad month is worth more than $1,000, so the wants ceiling is the line worth defending.
Guides that go with it
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Frequently asked questions
Should the 50/30/20 split use my gross or my net income?
Net — your take-home pay after tax and any other payroll deductions. The method divides money you can actually spend, so using gross income would hand you budgets that are 20–40% too generous and impossible to hit. If you only know your gross salary, run it through the Salary Calculator first and enter the resulting monthly take-home figure here.
Where is the line between a “need” and a “want”?
A need is something you cannot drop without real consequences: rent or mortgage, utilities, groceries, transport to work, insurance, minimum debt payments and essential medication. A want improves your life but is optional this month: dining out, streaming services, hobbies, new clothes beyond replacement, travel. The awkward cases are usually subscriptions and takeaway — if you would cancel it before cancelling your internet, treat it as a want.
My rent alone is more than 50% of my income. What then?
Then the standard split does not fit where you live, and forcing it will only make you feel like a failure at budgeting. Two honest options: shift the mix so needs take 60% and wants 20% while savings stay at 20%, or keep the thirds and accept a temporarily lower savings rate until your income or housing changes. The 50/30/20 rule is a starting shape, not a law.
Does the 20% savings bucket include my minimum debt payments?
No. Minimum payments are contractual and belong in the 50% needs bucket, because missing them costs you fees and credit damage. The 20% is for extra debt repayment above the minimum, plus emergency fund and other savings. If your minimums already eat a large share of the 50%, check the full picture in the Monthly Budget Calculator rather than trying to squeeze it out of the 30%.
Terms used here
Short, plain-language definitions of the words this calculator uses.