Personal Finance
Budget Calculator
One number, three buckets: 50% needs, 30% wants, 20% savings. The budget framework that survives real life.
The 50/30/20 budget divides after-tax income: 50% to needs (housing, food, utilities), 30% to wants, and 20% to savings and debt repayment. It's a simple starting rule that adapts to any income level. Figures are estimates before taxes and fees — verify details with a licensed advisor where needed.
50% needs · 30% wants · 20% savings.
Use after-tax (net) income.
Debt payoff above minimums counts as savings.
Calculate Your Budget Planner
Monthly Savings (20%)
What Is Budget Planner?
The 50/30/20 rule (popularized by Senator Elizabeth Warren's research) is the simplest durable budgeting framework: half to needs, thirty percent to wants, twenty percent to the future.
It's a starting rule, not scripture, high-cost cities force 60/25/15; aggressive savers run 40/20/40. The discipline is what matters.
How It Is Calculated
Needs = 0.5 × income · Wants = 0.3 × income · Savings = 0.2 × income
Example: Example: $4,000/month net → $2,000 needs, $1,200 wants, $800 savings & debt
Bucket contents
| Bucket | Includes |
|---|---|
| Needs | Rent/mortgage, groceries, utilities, insurance, minimum debt payments |
| Wants | Dining out, streaming, hobbies, travel, upgrades |
| Savings | Emergency fund, retirement, extra debt payoff, investing |
Limitations
- Use net income, gross overstates your budget.
- Irregular income: budget on a 3-month average.
- High housing costs may require a modified split.
Sources & Review
References used for this calculator’s formulas and thresholds:
Budget Planner FAQ
What is the 50/30/20 rule?
50% of net income to needs, 30% to wants, 20% to savings and debt, a balanced default that fits most incomes.
Does debt repayment count as savings?
Payments above the minimums count toward the 20%, they build net worth just like saving.
What if my needs exceed 50%?
Housing is usually the culprit. Target ≤30% of income on rent/mortgage; if it's higher, trim wants and automate a smaller savings %.
How do I start budgeting?
Track 30 days of spending first, then assign buckets. Budgets fail from guessing, not from math.
Please read this first: these results are educational estimates. For real decisions, talk to a qualified professional.