50/30/20 Budget Calculator
The simple rule to balance your spending and savings
Last reviewed on April 28, 2026.
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Frequently Asked Questions
The 50/30/20 rule is a simple budgeting method that divides your after-tax income into three categories: 50% for needs (essentials like housing and food), 30% for wants (entertainment and luxuries), and 20% for savings and debt repayment. This rule was popularized by Senator Elizabeth Warren in her book "All Your Worth."
Needs include: rent/mortgage, utilities, groceries, insurance, minimum debt payments, transportation costs, and basic clothing. These are expenses you can't avoid without impacting your basic quality of life.
Wants include: dining out, entertainment, hobbies, gym memberships, streaming services, vacation, shopping for non-essentials, and upgrades beyond basic needs.
20% is a great starting point, but you may need to adjust based on your goals. If you're behind on retirement savings or have high-interest debt, consider increasing this percentage. If you live in a high-cost area, you might need to adjust all percentages.
Always use your net (after-tax) income for the 50/30/20 rule. This is the actual money you have available to spend and save each month.
How to Use the 50/30/20 Rule Effectively
Step 1: Calculate Your After-Tax Income
Start with your take-home pay after taxes, health insurance, and retirement contributions are deducted.
Step 2: Track Your Current Spending
Before implementing the rule, track your spending for a month to see where your money currently goes.
Step 3: Categorize Your Expenses
Sort all your expenses into needs, wants, or savings/debt categories. Be honest about what's truly necessary.
Step 4: Make Adjustments
If your spending doesn't match the 50/30/20 split, identify areas where you can cut back or reallocate funds.
Step 5: Automate Your Budget
Set up automatic transfers to savings and automatic bill payments to stick to your budget effortlessly.