The 50/30/20 budget calculator divides your after-tax income into needs (50%), wants (30%), and savings (20%). Enter your income and expenses to see how your spending compares to this popular budgeting framework.

Budget 50/30/20 Calculator

The 50/30/20 rule is a simple budgeting framework: allocate 50% of after-tax income to needs, 30% to wants, and 20% to savings. Enter your income and expenses to see how your budget compares.

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Needs (50%)

Ideal: $2,500 · Actual: $2,650 (53%)

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Wants (30%)

Ideal: $1,500 · Actual: $630 (13%)

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Savings (20%)

Ideal: $1,000 · Actual: $1,000 (20%)

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Budget Health Score

2/3
Good! One category needs adjustment.
needs⚠ Adjust
wants✓ On track
savings✓ On track

Monthly Summary

Income$5,000
Total Allocated$4,280
Unallocated$720

Spending Breakdown

NeedsWantsSavingsUnallocated

Ideal vs. Actual

needs+$150
wants-$870
savings$0

What Is the 50/30/20 Budget Rule?

The 50/30/20 rule is a budgeting framework popularized by Senator Elizabeth Warren in her book All Your Worth: The Ultimate Lifetime Money Plan. It provides a simple guideline for dividing your after-tax income into three categories to balance financial responsibilities with quality of life.

The Three Categories

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Needs (50%) — Essential expenses you cannot avoid: housing, food, utilities, insurance, minimum debt payments, and transportation.
30
Wants (30%) — Non-essential spending that improves quality of life: dining out, entertainment, hobbies, subscriptions, and shopping.
20
Savings (20%) — Financial goals and security: emergency fund, retirement accounts, investments, and extra debt payments.

This framework works well as a starting point, but it is not one-size-fits-all. People living in high-cost areas may need to allocate more than 50% to needs, while those with aggressive savings goals might target 30% or more for savings. The key is to use it as a benchmark and adjust based on your personal circumstances.

Key Takeaways

  • Start with the 50/30/20 split as a baseline, then adjust based on your income level, location, and financial goals.
  • If your needs exceed 50%, look for ways to reduce fixed costs (refinance, downsize) before cutting wants or savings.
  • Prioritize building a 3-6 month emergency fund within your savings allocation before focusing on investments.
  • Review your budget monthly — income and expenses change, and your allocations should adapt accordingly.

Frequently Asked Questions