50/30/20 Budget Calculator
This free 50/30/20 budget calculator splits your monthly take-home pay into three buckets — needs, wants, and savings — using the classic 50/30/20 rule or your own custom percentages. See the dollar amounts for each bucket per month and per year, plus a visual breakdown of your budget. Type any value and results update instantly.
Enter your numbers
Your results
| Needs / year | $30,000.00 |
|---|---|
| Wants / year | $18,000.00 |
| Savings / year | $12,000.00 |
| Total / year | $60,000.00 |
Annual totals are monthly amounts × 12.
How to use this calculator
Enter your monthly take-home pay — the amount left after taxes, health insurance, and other deductions. Adjust the needs, wants, and savings percentages to match your situation; they start at the classic 50/30/20 split. Results recalculate instantly as you type.
The results show each bucket's monthly amount and its annual total (monthly × 12), along with a donut chart of your budget split. Use the monthly numbers to set spending targets and the annual figures to plan yearly savings goals.
How it works
The 50/30/20 rule was popularized by Elizabeth Warren and Amelia Warren Tyagi in their 2005 book All Your Worth: The Ultimate Lifetime Money Plan. The idea is simple: no more than 50% of your take-home pay goes to needs (housing, utilities, groceries, transportation, insurance, minimum debt payments), 30% to wants (dining out, subscriptions, hobbies, travel), and 20% to savings and debt payoff (emergency fund, retirement, investing, extra debt payments).
This calculator multiplies your pay by each percentage to get the dollar amounts: bucket = monthly take-home pay × percentage ÷ 100. Annual totals are just monthly amounts × 12. Custom splits are perfectly fine — the 50/30/20 split is a starting guideline, not a law, and many people adjust it (say, 60/20/20 in high-cost areas) to fit their real life.
Frequently asked questions
What is the 50/30/20 budget rule?
The 50/30/20 rule says to spend 50% of your take-home pay on needs, 30% on wants, and 20% on savings and extra debt payments. It was popularized by Elizabeth Warren and Amelia Warren Tyagi in their 2005 book All Your Worth as a simple way to keep spending in balance without tracking every purchase.
What counts as needs vs wants?
Needs are expenses you can't easily skip: housing, utilities, groceries, transportation, insurance, and minimum debt payments. Wants are everything else — dining out, subscriptions, hobbies, vacations, and upgrades. The savings bucket covers emergency savings, retirement contributions, investing, and extra debt payoff beyond the minimums.
Is 50/30/20 based on gross or net pay?
It's based on net pay — your take-home pay after taxes and deductions. Enter the amount that actually hits your bank account each month so each bucket reflects money you really have to spend.
What if 50% doesn't cover my needs?
Then the classic split doesn't fit your situation yet, and that's normal — especially in high-cost areas. Use this calculator's custom percentages to set a realistic split (for example 60/20/20), and work on trimming needs over time rather than failing a strict budget.
Can I change the percentages in this calculator?
Yes. The defaults are 50% needs, 30% wants, and 20% savings, but you can adjust each one to match your goals. The three percentages must add up to 100% — the calculator will warn you if they don't.